Closed Bug 1460075 Opened 6 years ago Closed 6 years ago

Intermittent TEST-UNEXPECTED-TIMEOUT | /css/css-multicol/zero-column-width-layout.html | expected FAIL

Categories

(Core :: Layout, defect, P5)

defect

Tracking

()

RESOLVED FIXED
mozilla63
Tracking Status
firefox62 --- wontfix
firefox63 --- fixed

People

(Reporter: intermittent-bug-filer, Assigned: TYLin)

References

Details

(Keywords: intermittent-failure, Whiteboard: [stockwell unknown])

Attachments

(1 file)

There were 32 failures in the last 7 days:
- linux 32 Debug - 21 failures
* linux 64-ccov - 11 failures 

Example failure log: https://treeherder.mozilla.org/logviewer.html#?job_id=184238038&repo=mozilla-central&lineNumber=25452

[task 2018-06-21T19:40:43.977Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 47 (0x7f454b09ac00) [pid = 8046] [serial = 204] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-003.xht]
[task 2018-06-21T19:40:43.978Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 46 (0x7f454bb0f800) [pid = 8046] [serial = 162] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-inherit-002.xht]
[task 2018-06-21T19:40:43.979Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 45 (0x7f454e380800) [pid = 8046] [serial = 180] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-inset-000.xht]
[task 2018-06-21T19:40:43.980Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 44 (0x7f454e384c00) [pid = 8046] [serial = 183] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-none-000.xht]
[task 2018-06-21T19:40:43.981Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 43 (0x7f454e1b1c00) [pid = 8046] [serial = 179] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-ridge-000-ref.xht]
[task 2018-06-21T19:40:43.982Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 42 (0x7f454b099c00) [pid = 8046] [serial = 206] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-block-sibling-003.xht]
[task 2018-06-21T19:40:43.983Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 41 (0x7f454bb11c00) [pid = 8046] [serial = 161] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-inherit-001.xht]
[task 2018-06-21T19:40:43.984Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 40 (0x7f454b6d5400) [pid = 8046] [serial = 209] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-002-ref.xht]
[task 2018-06-21T19:40:43.984Z] 19:40:43     INFO - PID 7945 | --DOMWINDOW == 39 (0x7f454d2e6800) [pid = 8046] [serial = 167] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-double-000-ref.xht]
[task 2018-06-21T19:40:43.985Z] 19:40:43  WARNING - Failed to get assertion count; window was closed
[task 2018-06-21T19:40:44.022Z] 19:40:44  WARNING - Failed to get assertion count; window was closed
[task 2018-06-21T19:40:44.023Z] 19:40:44     INFO - TEST-UNEXPECTED-TIMEOUT | /css/css-multicol/zero-column-width-layout.html | expected FAIL
[task 2018-06-21T19:40:44.023Z] 19:40:44     INFO - TEST-INFO expected FAIL | took 10177ms
Whiteboard: [stockwell needswork]
This bug failed 31 times in the last 7 days. Failures happen on both linux32 and linux64-ccov on debug build type.

Log:
https://treeherder.mozilla.org/logviewer.html#?job_id=189564220&repo=autoland&lineNumber=17606

TEST-PASS | /css/css-multicol/multicol-zero-height-001.xht | took 215ms
[task 2018-07-23T16:43:53.249Z] 16:43:53     INFO - TEST-START | /css/css-multicol/orthogonal-writing-mode-shrink-to-fit.html
[task 2018-07-23T16:43:53.251Z] 16:43:53     INFO - PID 6670 | 1532364233245	Marionette	INFO	Testing http://web-platform.test:8000/css/css-multicol/orthogonal-writing-mode-shrink-to-fit.html == http://web-platform.test:8000/css/reference/ref-filled-green-100px-square.xht
[task 2018-07-23T16:43:53.267Z] 16:43:53     INFO - PID 6670 | ++DOMWINDOW == 230 (0xcce5a800) [pid = 6670] [serial = 269] [outer = 0xe1d04d90]
[task 2018-07-23T16:43:53.335Z] 16:43:53     INFO - PID 6670 | 1532364233329	Marionette	INFO	Found 10000 pixels different, maximum difference per channel 255
[task 2018-07-23T16:43:54.224Z] 16:43:54     INFO - TEST-FAIL | /css/css-multicol/orthogonal-writing-mode-shrink-to-fit.html | took 980ms
[task 2018-07-23T16:43:54.225Z] 16:43:54     INFO - TEST-START | /css/css-multicol/zero-column-width-layout.html
[task 2018-07-23T16:43:54.232Z] 16:43:54     INFO - PID 6670 | 1532364234226	Marionette	INFO	Testing http://web-platform.test:8000/css/css-multicol/zero-column-width-layout.html == http://web-platform.test:8000/css/reference/ref-filled-green-100px-square-only.html
[task 2018-07-23T16:43:54.248Z] 16:43:54     INFO - PID 6670 | ++DOMWINDOW == 231 (0xc331cc00) [pid = 6670] [serial = 270] [outer = 0xe1d04d90]
[task 2018-07-23T16:44:04.757Z] 16:44:04     INFO - PID 6670 | 1532364244751	Marionette	INFO	Found 9500 pixels different, maximum difference per channel 255
[task 2018-07-23T16:44:04.842Z] 16:44:04  WARNING - Failed to get assertion count; window was closed
[task 2018-07-23T16:44:04.846Z] 16:44:04     INFO - TEST-UNEXPECTED-TIMEOUT | /css/css-multicol/zero-column-width-layout.html | expected FAIL
[task 2018-07-23T16:44:04.846Z] 16:44:04     INFO - TEST-INFO expected FAIL | took 10622ms
[task 2018-07-23T16:44:04.862Z] 16:44:04     INFO - PID 6670 | --DOCSHELL 0xdeeac400 == 7 [pid = 6670] [id = {81681a34-a264-4cce-8d14-3bc423a9ad2e}]
[task 2018-07-23T16:44:04.939Z] 16:44:04     INFO - PID 6670 | 1532364244931	Marionette	INFO	Stopped listening on port 2828
[task 2018-07-23T16:44:06.030Z] 16:44:06     INFO - PID 6670 | --DOCSHELL 0xe7479400 == 6 [pid = 6670] [id = {ca3746ce-52ca-4c46-9241-6880415116a5}]
[task 2018-07-23T16:44:06.030Z] 16:44:06     INFO - PID 6670 | --DOCSHELL 0xe371f000 == 5 [pid = 6670] [id = {04f00c80-ce17-45ec-8b30-c17d96476029}]
[task 2018-07-23T16:44:06.030Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 230 (0xe1d3e800) [pid = 6670] [serial = 14] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:06.031Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 229 (0xe803e400) [pid = 6670] [serial = 2] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:06.032Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 228 (0xe1d3d000) [pid = 6670] [serial = 13] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:06.032Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 227 (0xe0194400) [pid = 6670] [serial = 17] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:06.032Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 226 (0xe1d37800) [pid = 6670] [serial = 11] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:06.033Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 225 (0xe2d05c00) [pid = 6670] [serial = 8] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:06.033Z] 16:44:06     INFO - PID 6670 | --DOCSHELL 0xe4802800 == 4 [pid = 6670] [id = {19035b7c-4e6d-47db-8803-b4ed714bb52e}]
[task 2018-07-23T16:44:06.033Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 224 (0xdc2bfc00) [pid = 6670] [serial = 166] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-overflowing-001-ref.xht]
[task 2018-07-23T16:44:06.034Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 223 (0xdc2b4000) [pid = 6670] [serial = 162] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-004.xht]
[task 2018-07-23T16:44:06.036Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 222 (0xdc2b6400) [pid = 6670] [serial = 165] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-overflow-000.xht]
[task 2018-07-23T16:44:06.037Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 221 (0xd9fb7400) [pid = 6670] [serial = 236] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-nested-001.xht]
[task 2018-07-23T16:44:06.038Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 220 (0xdc2b9000) [pid = 6670] [serial = 164] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-overflow-000-ref.xht]
[task 2018-07-23T16:44:06.040Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 219 (0xc44e1000) [pid = 6670] [serial = 225] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-002.xht]
[task 2018-07-23T16:44:06.040Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 218 (0xdb7b4800) [pid = 6670] [serial = 163] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-005.xht]
[task 2018-07-23T16:44:06.042Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 217 (0xd9fb8800) [pid = 6670] [serial = 161] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-004-ref.xht]
[task 2018-07-23T16:44:06.042Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 216 (0xe80cd800) [pid = 6670] [serial = 201] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-ridge-000-ref.xht]
[task 2018-07-23T16:44:06.044Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 215 (0xdeab2000) [pid = 6670] [serial = 200] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-hidden-000.xht]
[task 2018-07-23T16:44:06.045Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 214 (0xdeaaf400) [pid = 6670] [serial = 199] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-hidden-000-ref.xht]
[task 2018-07-23T16:44:06.045Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 213 (0xcce44800) [pid = 6670] [serial = 198] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-groove-000.xht]
[task 2018-07-23T16:44:06.047Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 212 (0xcce43800) [pid = 6670] [serial = 197] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-groove-000-ref.xht]
[task 2018-07-23T16:44:06.048Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 211 (0xcce40800) [pid = 6670] [serial = 196] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-fraction-003.xht]
[task 2018-07-23T16:44:06.049Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 210 (0xcce3dc00) [pid = 6670] [serial = 195] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-fraction-3-ref.xht]
[task 2018-07-23T16:44:06.050Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 209 (0xcce3b000) [pid = 6670] [serial = 194] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-fraction-002.xht]
[task 2018-07-23T16:44:06.051Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 208 (0xdeab8800) [pid = 6670] [serial = 193] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-fraction-002-ref.xht]
[task 2018-07-23T16:44:06.051Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 207 (0xc44e2c00) [pid = 6670] [serial = 226] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-003.xht]
[task 2018-07-23T16:44:06.053Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 206 (0xdeab6400) [pid = 6670] [serial = 192] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-fraction-001.xht]
[task 2018-07-23T16:44:06.054Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 205 (0xccddf800) [pid = 6670] [serial = 202] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-inset-000.xht]
[task 2018-07-23T16:44:06.055Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 204 (0xdeab3800) [pid = 6670] [serial = 191] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-fraction-001-ref.xht]
[task 2018-07-23T16:44:06.056Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 203 (0xccde2c00) [pid = 6670] [serial = 203] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-large-001-ref.xht]
[task 2018-07-23T16:44:06.057Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 202 (0xd9815800) [pid = 6670] [serial = 72] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-002.xht]
[task 2018-07-23T16:44:06.059Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 201 (0xc44dd800) [pid = 6670] [serial = 224] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-002-ref.xht]
[task 2018-07-23T16:44:06.059Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 200 (0xdc2b6800) [pid = 6670] [serial = 242] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-none-001-ref.xht]
[task 2018-07-23T16:44:06.060Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 199 (0xdb746400) [pid = 6670] [serial = 122] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-002.xht]
[task 2018-07-23T16:44:06.061Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 198 (0xde14e800) [pid = 6670] [serial = 97] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-non-integer-002.xht]
[task 2018-07-23T16:44:06.063Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 197 (0xccde5800) [pid = 6670] [serial = 204] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-large-001.xht]
[task 2018-07-23T16:44:06.064Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 196 (0xe7479800) [pid = 6670] [serial = 177] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-003.xht]
[task 2018-07-23T16:44:06.065Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 195 (0xd9fdd400) [pid = 6670] [serial = 238] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-nested-firstchild-ref.xht]
[task 2018-07-23T16:44:06.065Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 194 (0xdb7ac400) [pid = 6670] [serial = 171] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-000.xht]
[task 2018-07-23T16:44:06.066Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 193 (0xdee2e800) [pid = 6670] [serial = 175] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-002.xht]
[task 2018-07-23T16:44:06.068Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 192 (0xdc2b1400) [pid = 6670] [serial = 241] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-float-001.xht]
[task 2018-07-23T16:44:06.069Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 191 (0xde656400) [pid = 6670] [serial = 83] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-containing-001.xht]
[task 2018-07-23T16:44:06.070Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 190 (0xdeab0400) [pid = 6670] [serial = 190] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-double-000.xht]
[task 2018-07-23T16:44:06.070Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 189 (0xdb74c800) [pid = 6670] [serial = 126] [outer = (nil)] [url = http://web-platform.test:8000/css/reference/nothing.html]
[task 2018-07-23T16:44:06.071Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 188 (0xdc24a000) [pid = 6670] [serial = 78] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-invalid-001-ref.xht]
[task 2018-07-23T16:44:06.073Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 187 (0xdb750800) [pid = 6670] [serial = 240] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-float-001-ref.xht]
[task 2018-07-23T16:44:06.074Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 186 (0xda63a000) [pid = 6670] [serial = 106] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-002.xht]
[task 2018-07-23T16:44:06.075Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 185 (0xdb747800) [pid = 6670] [serial = 123] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-003.xht]
[task 2018-07-23T16:44:06.075Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 184 (0xccde9c00) [pid = 6670] [serial = 205] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-none-000.xht]
[task 2018-07-23T16:44:06.076Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 183 (0xdaf8bc00) [pid = 6670] [serial = 105] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-002-ref.xht]
[task 2018-07-23T16:44:06.078Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 182 (0xd9fadc00) [pid = 6670] [serial = 131] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-large-002.xht]
[task 2018-07-23T16:44:06.079Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 181 (0xdafd2400) [pid = 6670] [serial = 114] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-balance-001.xht]
[task 2018-07-23T16:44:06.080Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 180 (0xdb7ae800) [pid = 6670] [serial = 77] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-007.xht]
[task 2018-07-23T16:44:06.081Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 179 (0xe019f400) [pid = 6670] [serial = 85] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-containing-002.xht]
[task 2018-07-23T16:44:06.081Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 178 (0xd9fde000) [pid = 6670] [serial = 170] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-000-ref.xht]
[task 2018-07-23T16:44:06.083Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 177 (0xd9f2ac00) [pid = 6670] [serial = 94] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-negative-001.xht]
[task 2018-07-23T16:44:06.084Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 176 (0xd9812800) [pid = 6670] [serial = 130] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-large-002-ref.xht]
[task 2018-07-23T16:44:06.085Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 175 (0xdaf8e400) [pid = 6670] [serial = 107] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-003-ref.xht]
[task 2018-07-23T16:44:06.086Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 174 (0xdaf90c00) [pid = 6670] [serial = 108] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-003.xht]
[task 2018-07-23T16:44:06.087Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 173 (0xe2d05400) [pid = 6670] [serial = 88] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-002.xht]
[task 2018-07-23T16:44:06.089Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 172 (0xdaf91800) [pid = 6670] [serial = 139] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-inherit-002-ref.xht]
[task 2018-07-23T16:44:06.089Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 171 (0xdaf92c00) [pid = 6670] [serial = 109] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-block-children-ref.xht]
[task 2018-07-23T16:44:06.090Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 170 (0xda63e000) [pid = 6670] [serial = 102] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-001.xht]
[task 2018-07-23T16:44:06.091Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 169 (0xdaf92800) [pid = 6670] [serial = 138] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-inherit-001.xht]
[task 2018-07-23T16:44:06.092Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 168 (0xda637c00) [pid = 6670] [serial = 99] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-000-ref.xht]
[task 2018-07-23T16:44:06.093Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 167 (0xdb74a400) [pid = 6670] [serial = 239] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-nested-firstchild-001.xht]
[task 2018-07-23T16:44:06.094Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 166 (0xdaf9ac00) [pid = 6670] [serial = 141] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-inherit-3-ref.xht]
[task 2018-07-23T16:44:06.095Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 165 (0xdafdb000) [pid = 6670] [serial = 119] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-001-ref.xht]
[task 2018-07-23T16:44:06.096Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 164 (0xc44da000) [pid = 6670] [serial = 223] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-001.xht]
[task 2018-07-23T16:44:06.097Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 163 (0xdafd5800) [pid = 6670] [serial = 116] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-balance-002.html]
[task 2018-07-23T16:44:06.098Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 162 (0xdafd3400) [pid = 6670] [serial = 115] [outer = (nil)] [url = http://web-platform.test:8000/css/reference/ref-filled-green-100px-square-only.html]
[task 2018-07-23T16:44:06.100Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 161 (0xd9fdf000) [pid = 6670] [serial = 134] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-height-001.xht]
[task 2018-07-23T16:44:06.100Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 160 (0xe0193c00) [pid = 6670] [serial = 155] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-001-ref.xht]
[task 2018-07-23T16:44:06.101Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 159 (0xcce41400) [pid = 6670] [serial = 206] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-outset-000.xht]
[task 2018-07-23T16:44:06.102Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 158 (0xdb7b9000) [pid = 6670] [serial = 145] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-margin-001.xht]
[task 2018-07-23T16:44:06.104Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 157 (0xdb753400) [pid = 6670] [serial = 129] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-large-001.xht]
[task 2018-07-23T16:44:06.105Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 156 (0xd980d800) [pid = 6670] [serial = 68] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-collapsing-001-ref.xht]
[task 2018-07-23T16:44:06.105Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 155 (0xdaf94800) [pid = 6670] [serial = 111] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-block-children-002-ref.xht]
[task 2018-07-23T16:44:06.106Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 154 (0xdeeb1800) [pid = 6670] [serial = 84] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-containing-002-ref.xht]
[task 2018-07-23T16:44:06.108Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 153 (0xdb753c00) [pid = 6670] [serial = 144] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-list-item-001.xht]
[task 2018-07-23T16:44:06.108Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 152 (0xdafdbc00) [pid = 6670] [serial = 118] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-000.xht]
[task 2018-07-23T16:44:06.109Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 151 (0xdaf97400) [pid = 6670] [serial = 110] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-block-children-001.xht]
[task 2018-07-23T16:44:06.109Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 150 (0xdb746c00) [pid = 6670] [serial = 143] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-list-item-001-ref.xht]
[task 2018-07-23T16:44:06.110Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 149 (0xde152400) [pid = 6670] [serial = 82] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-containing-001-ref.xht]
[task 2018-07-23T16:44:06.112Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 148 (0xda63dc00) [pid = 6670] [serial = 136] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-height-block-child-001.xht]
[task 2018-07-23T16:44:06.112Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 147 (0xd9f29400) [pid = 6670] [serial = 93] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-computed-005.xht]
[task 2018-07-23T16:44:06.113Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 146 (0xd9f1c400) [pid = 6670] [serial = 89] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-computed-003-ref.xht]
[task 2018-07-23T16:44:06.113Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 145 (0xd9f22800) [pid = 6670] [serial = 90] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-computed-003.xht]
[task 2018-07-23T16:44:06.114Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 144 (0xd9f27c00) [pid = 6670] [serial = 92] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-computed-004.xht]
[task 2018-07-23T16:44:06.116Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 143 (0xda639400) [pid = 6670] [serial = 100] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-000.xht]
[task 2018-07-23T16:44:06.116Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 142 (0xdeaae400) [pid = 6670] [serial = 189] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-double-000-ref.xht]
[task 2018-07-23T16:44:06.117Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 141 (0xe1d3dc00) [pid = 6670] [serial = 86] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-001.xht]
[task 2018-07-23T16:44:06.120Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 140 (0xe4803000) [pid = 6670] [serial = 87] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-002-ref.xht]
[task 2018-07-23T16:44:06.120Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 139 (0xda686c00) [pid = 6670] [serial = 76] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-006.xht]
[task 2018-07-23T16:44:06.121Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 138 (0xdcd32400) [pid = 6670] [serial = 147] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-margin-child-001-ref.xht]
[task 2018-07-23T16:44:06.121Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 137 (0xdafd7000) [pid = 6670] [serial = 117] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-000-ref.xht]
[task 2018-07-23T16:44:06.122Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 136 (0xde64d000) [pid = 6670] [serial = 151] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-005-ref.xht]
[task 2018-07-23T16:44:06.122Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 135 (0xdaf93400) [pid = 6670] [serial = 112] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-block-children-002.xht]
[task 2018-07-23T16:44:06.123Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 134 (0xe80cbc00) [pid = 6670] [serial = 178] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-004-ref.xht]
[task 2018-07-23T16:44:06.123Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 133 (0xda642800) [pid = 6670] [serial = 104] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-001.xht]
[task 2018-07-23T16:44:06.125Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 132 (0xd9fd7c00) [pid = 6670] [serial = 133] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-height-001-ref.xht]
[task 2018-07-23T16:44:06.125Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 131 (0xe2954c00) [pid = 6670] [serial = 113] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-balance-001-ref.xht]
[task 2018-07-23T16:44:06.127Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 130 (0xdb74c400) [pid = 6670] [serial = 142] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-inherit-003.xht]
[task 2018-07-23T16:44:06.128Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 129 (0xdeead000) [pid = 6670] [serial = 152] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-005.xht]
[task 2018-07-23T16:44:06.129Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 128 (0xdb7afc00) [pid = 6670] [serial = 146] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-margin-002.xht]
[task 2018-07-23T16:44:06.129Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 127 (0xde64ec00) [pid = 6670] [serial = 150] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-002.xht]
[task 2018-07-23T16:44:06.130Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 126 (0xdeaabc00) [pid = 6670] [serial = 188] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-dotted-000.xht]
[task 2018-07-23T16:44:06.131Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 125 (0xd9fdd800) [pid = 6670] [serial = 62] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-breaking-nobackground-003-ref.html]
[task 2018-07-23T16:44:06.132Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 124 (0xd9fdc400) [pid = 6670] [serial = 63] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-breaking-nobackground-003.html]
[task 2018-07-23T16:44:06.133Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 123 (0xdafe1800) [pid = 6670] [serial = 121] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-002-ref.xht]
[task 2018-07-23T16:44:06.134Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 122 (0xe0b81400) [pid = 6670] [serial = 153] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-column-rule-001-ref.xht]
[task 2018-07-23T16:44:06.135Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 121 (0xc5877c00) [pid = 6670] [serial = 207] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-percent-001.xht]
[task 2018-07-23T16:44:06.136Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 120 (0xda63c400) [pid = 6670] [serial = 101] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-001-ref.xht]
[task 2018-07-23T16:44:06.137Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 119 (0xdcd38800) [pid = 6670] [serial = 148] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-margin-child-001.xht]
[task 2018-07-23T16:44:06.138Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 118 (0xe2d0a800) [pid = 6670] [serial = 156] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-001.xht]
[task 2018-07-23T16:44:06.139Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 117 (0xd9fe2400) [pid = 6670] [serial = 64] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-clip-001-ref.xht]
[task 2018-07-23T16:44:06.140Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 116 (0xe0b81c00) [pid = 6670] [serial = 96] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-non-integer-001.xht]
[task 2018-07-23T16:44:06.141Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 115 (0xdc2bc800) [pid = 6670] [serial = 167] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-overflowing-001.xht]
[task 2018-07-23T16:44:06.141Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 114 (0xdcd2e000) [pid = 6670] [serial = 79] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-invalid-001.xht]
[task 2018-07-23T16:44:06.142Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 113 (0xe019ec00) [pid = 6670] [serial = 154] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-column-rule-001.xht]
[task 2018-07-23T16:44:06.143Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 112 (0xde153800) [pid = 6670] [serial = 149] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-002-ref.xht]
[task 2018-07-23T16:44:06.144Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 111 (0xd9fe0c00) [pid = 6670] [serial = 65] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-clip-001.xht]
[task 2018-07-23T16:44:06.145Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 110 (0xe80cc800) [pid = 6670] [serial = 179] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-004.xht]
[task 2018-07-23T16:44:06.145Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 109 (0xda68ec00) [pid = 6670] [serial = 137] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-inherit-001-ref.xht]
[task 2018-07-23T16:44:06.147Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 108 (0xde62c000) [pid = 6670] [serial = 157] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-002-ref.xht]
[task 2018-07-23T16:44:06.147Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 107 (0xde620c00) [pid = 6670] [serial = 81] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-toolong-001.xht]
[task 2018-07-23T16:44:06.148Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 106 (0xdafd9800) [pid = 6670] [serial = 120] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-001.xht]
[task 2018-07-23T16:44:06.150Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 105 (0xd9fda000) [pid = 6670] [serial = 75] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-005.xht]
[task 2018-07-23T16:44:06.150Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 104 (0xda634400) [pid = 6670] [serial = 98] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-non-integer-003.xht]
[task 2018-07-23T16:44:06.151Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 103 (0xde14d000) [pid = 6670] [serial = 80] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-invalid-002.xht]
[task 2018-07-23T16:44:06.151Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 102 (0xd9f24c00) [pid = 6670] [serial = 91] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-computed-004-ref.xht]
[task 2018-07-23T16:44:06.153Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 101 (0xda640400) [pid = 6670] [serial = 103] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-fill-auto-001-ref.xht]
[task 2018-07-23T16:44:06.153Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 100 (0xd9fb9800) [pid = 6670] [serial = 74] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-004.xht]
[task 2018-07-23T16:44:06.154Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 99 (0xc587c400) [pid = 6670] [serial = 208] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-px-001.xht]
[task 2018-07-23T16:44:06.156Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 98 (0xdb752800) [pid = 6670] [serial = 127] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-fraction-002.html]
[task 2018-07-23T16:44:06.156Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 97 (0xe1d31c00) [pid = 6670] [serial = 66] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-clip-002-ref.xht]
[task 2018-07-23T16:44:06.157Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 96 (0xe371d000) [pid = 6670] [serial = 158] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-002.xht]
[task 2018-07-23T16:44:06.158Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 95 (0xf71e5400) [pid = 6670] [serial = 187] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-dotted-000-ref.xht]
[task 2018-07-23T16:44:06.159Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 94 (0xd9fb3c00) [pid = 6670] [serial = 73] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-003.xht]
[task 2018-07-23T16:44:06.159Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 93 (0xdc2b1c00) [pid = 6670] [serial = 159] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-003-ref.xht]
[task 2018-07-23T16:44:06.160Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 92 (0xc44d7c00) [pid = 6670] [serial = 222] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-001-ref.xht]
[task 2018-07-23T16:44:06.162Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 91 (0xd9809c00) [pid = 6670] [serial = 67] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-clip-002.xht]
[task 2018-07-23T16:44:06.162Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 90 (0xd9812c00) [pid = 6670] [serial = 70] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-001-ref.xht]
[task 2018-07-23T16:44:06.163Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 89 (0xd980f800) [pid = 6670] [serial = 69] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-collapsing-001.xht]
[task 2018-07-23T16:44:06.164Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 88 (0xdb7ba000) [pid = 6670] [serial = 95] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-count-negative-002.xht]
[task 2018-07-23T16:44:06.167Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 87 (0xdb74b000) [pid = 6670] [serial = 125] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-fraction-001.xht]
[task 2018-07-23T16:44:06.168Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 86 (0xdb749c00) [pid = 6670] [serial = 124] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-fraction-001-ref.xht]
[task 2018-07-23T16:44:06.169Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 85 (0xd9fb6800) [pid = 6670] [serial = 132] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-negative-001.xht]
[task 2018-07-23T16:44:06.169Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 84 (0xdc2b8000) [pid = 6670] [serial = 160] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-nested-margin-003.xht]
[task 2018-07-23T16:44:06.170Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 83 (0xd9817800) [pid = 6670] [serial = 71] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-columns-001.xht]
[task 2018-07-23T16:44:06.170Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 82 (0xd9fe2c00) [pid = 6670] [serial = 135] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-height-block-child-001-ref.xht]
[task 2018-07-23T16:44:06.171Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 81 (0xdb750000) [pid = 6670] [serial = 128] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-gap-large-001-ref.xht]
[task 2018-07-23T16:44:06.171Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 80 (0xdafd3800) [pid = 6670] [serial = 140] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-inherit-002.xht]
[task 2018-07-23T16:44:06.173Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 79 (0xdafdc800) [pid = 6670] [serial = 237] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-nested-002.xht]
[task 2018-07-23T16:44:06.173Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 78 (0xd9fad800) [pid = 6670] [serial = 233] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-bottom-001-ref.xht]
[task 2018-07-23T16:44:06.174Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 77 (0xc59f6000) [pid = 6670] [serial = 229] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-001-ref.xht]
[task 2018-07-23T16:44:06.174Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 76 (0xd9fd9800) [pid = 6670] [serial = 234] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-bottom-001.xht]
[task 2018-07-23T16:44:06.176Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 75 (0xc587f000) [pid = 6670] [serial = 209] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-ridge-000.xht]
[task 2018-07-23T16:44:06.177Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 74 (0xda68d800) [pid = 6670] [serial = 235] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-nested-001-ref.xht]
[task 2018-07-23T16:44:06.178Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 73 (0xccdde000) [pid = 6670] [serial = 230] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-001.xht]
[task 2018-07-23T16:44:06.179Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 72 (0xc44dbc00) [pid = 6670] [serial = 227] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-block-sibling-3-ref.xht]
[task 2018-07-23T16:44:06.179Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 71 (0xc59f2400) [pid = 6670] [serial = 228] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-block-sibling-003.xht]
[task 2018-07-23T16:44:06.180Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 70 (0xda693c00) [pid = 6670] [serial = 169] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-reduce-000.xht]
[task 2018-07-23T16:44:06.181Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 69 (0xcce37400) [pid = 6670] [serial = 231] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-002-ref.xht]
[task 2018-07-23T16:44:06.181Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 68 (0xcce44c00) [pid = 6670] [serial = 232] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-all-margin-002.xht]
[task 2018-07-23T16:44:06.182Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 67 (0xc59fb400) [pid = 6670] [serial = 220] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-000-ref.xht]
[task 2018-07-23T16:44:06.183Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 66 (0xdcd2fc00) [pid = 6670] [serial = 174] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-ref.xht]
[task 2018-07-23T16:44:06.184Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 65 (0xc59f8c00) [pid = 6670] [serial = 219] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-shorthand-001.xht]
[task 2018-07-23T16:44:06.184Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 64 (0xeaa7c800) [pid = 6670] [serial = 180] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-001-ref.xht]
[task 2018-07-23T16:44:06.185Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 63 (0xd9966400) [pid = 6670] [serial = 181] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-001.xht]
[task 2018-07-23T16:44:06.186Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 62 (0xc59f6800) [pid = 6670] [serial = 218] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-stacking-001.xht]
[task 2018-07-23T16:44:06.187Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 61 (0xdc24f000) [pid = 6670] [serial = 173] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-001.xht]
[task 2018-07-23T16:44:06.187Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 60 (0xc59f5000) [pid = 6670] [serial = 217] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-stacking-ref.xht]
[task 2018-07-23T16:44:06.188Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 59 (0xd9969400) [pid = 6670] [serial = 182] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-inherit-001-ref.xht]
[task 2018-07-23T16:44:06.189Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 58 (0xdb748c00) [pid = 6670] [serial = 172] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-001-ref.xht]
[task 2018-07-23T16:44:06.190Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 57 (0xc59f2800) [pid = 6670] [serial = 216] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-solid-000.xht]
[task 2018-07-23T16:44:06.190Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 56 (0xc59f0c00) [pid = 6670] [serial = 215] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-solid-000-ref.xht]
[task 2018-07-23T16:44:06.191Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 55 (0xd996bc00) [pid = 6670] [serial = 183] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-inherit-001.xht]
[task 2018-07-23T16:44:06.195Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 54 (0xd9963400) [pid = 6670] [serial = 221] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-000.xht]
[task 2018-07-23T16:44:06.195Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 53 (0xc59edc00) [pid = 6670] [serial = 214] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-shorthand-2.xht]
[task 2018-07-23T16:44:06.195Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 52 (0xcce39c00) [pid = 6670] [serial = 213] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-shorthand-2-ref.xht]
[task 2018-07-23T16:44:06.195Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 51 (0xd996e800) [pid = 6670] [serial = 184] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-color-inherit-002.xht]
[task 2018-07-23T16:44:06.195Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 50 (0xe371cc00) [pid = 6670] [serial = 176] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-003-ref.xht]
[task 2018-07-23T16:44:06.196Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 49 (0xc5886400) [pid = 6670] [serial = 212] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-shorthand-001.xht]
[task 2018-07-23T16:44:06.196Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 48 (0xd9971400) [pid = 6670] [serial = 185] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-dashed-000-ref.xht]
[task 2018-07-23T16:44:06.197Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 47 (0xd9f1e400) [pid = 6670] [serial = 168] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-reduce-000-ref.xht]
[task 2018-07-23T16:44:06.199Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 46 (0xc5883c00) [pid = 6670] [serial = 211] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-samelength-001.xht]
[task 2018-07-23T16:44:06.199Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 45 (0xc5882000) [pid = 6670] [serial = 210] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-samelength-001-ref.xht]
[task 2018-07-23T16:44:06.200Z] 16:44:06     INFO - PID 6670 | --DOMWINDOW == 44 (0xe47e3c00) [pid = 6670] [serial = 186] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-rule-dashed-000.xht]
[task 2018-07-23T16:44:06.200Z] 16:44:06     INFO - PID 6670 | --DOCSHELL 0xe1d32000 == 3 [pid = 6670] [id = {e687b2d6-7a5a-40d6-a5dc-e12c5bdf81dd}]
[task 2018-07-23T16:44:06.202Z] 16:44:06     INFO - PID 6670 | --DOCSHELL 0xe371f400 == 2 [pid = 6670] [id = {375bed03-c7d7-480e-b2d5-cb371bae3a13}]
[task 2018-07-23T16:44:06.202Z] 16:44:06     INFO - PID 6670 | --DOCSHELL 0xe1d3bc00 == 1 [pid = 6670] [id = {d0d17268-c996-433c-b7eb-9eab12a85351}]
[task 2018-07-23T16:44:06.299Z] 16:44:06     INFO - PID 6670 | JavaScript error: resource://gre/modules/JSONFile.jsm, line 159: Error: Data is not ready.
[task 2018-07-23T16:44:06.299Z] 16:44:06     INFO - PID 6670 | JavaScript error: resource://gre/modules/JSONFile.jsm, line 159: Error: Data is not ready.
[task 2018-07-23T16:44:06.462Z] 16:44:06     INFO - PID 6670 | [6670, Main Thread] WARNING: NS_ENSURE_TRUE(mDB) failed: file /builds/worker/workspace/build/src/netwerk/cache/nsDiskCacheDeviceSQL.cpp, line 1422
[task 2018-07-23T16:44:06.786Z] 16:44:06     INFO - PID 6670 | [6670, Main Thread] WARNING: NS_ENSURE_TRUE(maybeContext) failed: file /builds/worker/workspace/build/src/xpcom/threads/nsThread.cpp, line 909
[task 2018-07-23T16:44:07.958Z] 16:44:07     INFO - PID 6670 | --DOCSHELL 0xe0192800 == 0 [pid = 6670] [id = {ab648cce-8f04-46de-acbf-79c6dccbbe33}]
[task 2018-07-23T16:44:08.854Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 43 (0xe4803400) [pid = 6670] [serial = 4] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:08.870Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 42 (0xe1d041b0) [pid = 6670] [serial = 12] [outer = (nil)] [url = chrome://extensions/content/dummy.xul]
[task 2018-07-23T16:44:08.870Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 41 (0xe0197400) [pid = 6670] [serial = 267] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-zero-height-001-ref.xht]
[task 2018-07-23T16:44:08.876Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 40 (0xe1d04d90) [pid = 6670] [serial = 22] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/zero-column-width-layout.html]
[task 2018-07-23T16:44:08.877Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.877Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.878Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.878Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.878Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.879Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.879Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.880Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.880Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.881Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 39 (0xdeead400) [pid = 6670] [serial = 21] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:08.882Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 38 (0xe1d04c60) [pid = 6670] [serial = 20] [outer = (nil)] [url = chrome://marionette/content/reftest.xul]
[task 2018-07-23T16:44:08.882Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 37 (0xe0195c00) [pid = 6670] [serial = 15] [outer = (nil)] [url = chrome://extensions/content/dummy.xul]
[task 2018-07-23T16:44:08.883Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 36 (0xe47e9800) [pid = 6670] [serial = 10] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:08.883Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 35 (0xe360fc00) [pid = 6670] [serial = 9] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:08.883Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 34 (0xf7149d00) [pid = 6670] [serial = 6] [outer = (nil)] [url = about:blank]
[task 2018-07-23T16:44:08.884Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 33 (0xf7148c60) [pid = 6670] [serial = 1] [outer = (nil)] [url = resource://gre-resources/hiddenWindow.html]
[task 2018-07-23T16:44:08.884Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 32 (0xe1d04410) [pid = 6670] [serial = 16] [outer = (nil)] [url = moz-extension://7fad0c59-f621-4bac-ae3f-36db5d279b63/_generated_background_page.html]
[task 2018-07-23T16:44:08.891Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.892Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.893Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.893Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.895Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.897Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.898Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.898Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.900Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.901Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 31 (0xcce5a800) [pid = 6670] [serial = 269] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/orthogonal-writing-mode-shrink-to-fit.html]
[task 2018-07-23T16:44:08.902Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 30 (0xdb753800) [pid = 6670] [serial = 256] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-ch-ref.xht]
[task 2018-07-23T16:44:08.903Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 29 (0xc3318800) [pid = 6670] [serial = 249] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-vertical-align-ref.xht]
[task 2018-07-23T16:44:08.904Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 28 (0xde153000) [pid = 6670] [serial = 19] [outer = (nil)] [url = http://web-platform.test:8000/testharness_runner.html]
[task 2018-07-23T16:44:08.904Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 27 (0xf7149e30) [pid = 6670] [serial = 7] [outer = (nil)] [url = http://web-platform.test:8000/testharness_runner.html]
[task 2018-07-23T16:44:08.906Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.907Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.907Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.908Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.910Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.910Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.911Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.911Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.913Z] 16:44:08     INFO - PID 6670 | [6670, Main Thread] WARNING: '!mMainThread', file /builds/worker/workspace/build/src/xpcom/threads/nsThreadManager.cpp, line 517
[task 2018-07-23T16:44:08.913Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 26 (0xf71494b0) [pid = 6670] [serial = 3] [outer = (nil)] [url = chrome://browser/content/browser.xul]
[task 2018-07-23T16:44:08.914Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 25 (0xdeab2400) [pid = 6670] [serial = 246] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-height-001-ref.xht]
[task 2018-07-23T16:44:08.915Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 24 (0xe2962400) [pid = 6670] [serial = 248] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-height-002.xht]
[task 2018-07-23T16:44:08.916Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 23 (0xdc2b4800) [pid = 6670] [serial = 244] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-001-ref.xht]
[task 2018-07-23T16:44:08.917Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 22 (0xcce59800) [pid = 6670] [serial = 258] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-count-001.xht]
[task 2018-07-23T16:44:08.918Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 21 (0xcce56c00) [pid = 6670] [serial = 257] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-ch-001.xht]
[task 2018-07-23T16:44:08.919Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 20 (0xdcd30400) [pid = 6670] [serial = 243] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-span-none-001.xht]
[task 2018-07-23T16:44:08.919Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 19 (0xcce5bc00) [pid = 6670] [serial = 260] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-invalid-001-ref.xht]
[task 2018-07-23T16:44:08.920Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 18 (0xcce61800) [pid = 6670] [serial = 261] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-invalid-001.xht]
[task 2018-07-23T16:44:08.921Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 17 (0xcce5d400) [pid = 6670] [serial = 262] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-large-001.xht]
[task 2018-07-23T16:44:08.922Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 16 (0xd9fae400) [pid = 6670] [serial = 263] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-large-002.xht]
[task 2018-07-23T16:44:08.923Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 15 (0xda63d400) [pid = 6670] [serial = 264] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-negative-001.xht]
[task 2018-07-23T16:44:08.923Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 14 (0xdaf8cc00) [pid = 6670] [serial = 265] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-small-001-ref.xht]
[task 2018-07-23T16:44:08.925Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 13 (0xc3324800) [pid = 6670] [serial = 255] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-003.xht]
[task 2018-07-23T16:44:08.926Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 12 (0xde151800) [pid = 6670] [serial = 245] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-001.xht]
[task 2018-07-23T16:44:08.926Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 11 (0xdc24ec00) [pid = 6670] [serial = 266] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-small-001.xht]
[task 2018-07-23T16:44:08.927Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 10 (0xcce5e400) [pid = 6670] [serial = 259] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-count-002.xht]
[task 2018-07-23T16:44:08.929Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 9 (0xc331ec00) [pid = 6670] [serial = 253] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-002-ref.xht]
[task 2018-07-23T16:44:08.929Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 8 (0xdcd36000) [pid = 6670] [serial = 247] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-height-001.xht]
[task 2018-07-23T16:44:08.930Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 7 (0xc3320000) [pid = 6670] [serial = 254] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-002.xht]
[task 2018-07-23T16:44:08.932Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 6 (0xc3321000) [pid = 6670] [serial = 252] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-001.xht]
[task 2018-07-23T16:44:08.932Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 5 (0xc331d000) [pid = 6670] [serial = 251] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-width-001-ref.xht]
[task 2018-07-23T16:44:08.933Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 4 (0xc331a000) [pid = 6670] [serial = 250] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-table-cell-vertical-align-001.xht]
[task 2018-07-23T16:44:08.934Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 3 (0xc331cc00) [pid = 6670] [serial = 270] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/zero-column-width-layout.html]
[task 2018-07-23T16:44:08.935Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 2 (0xe480d800) [pid = 6670] [serial = 5] [outer = (nil)] [url = resource://gre-resources/hiddenWindow.html]
[task 2018-07-23T16:44:08.936Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 1 (0xe0198c00) [pid = 6670] [serial = 18] [outer = (nil)] [url = moz-extension://7fad0c59-f621-4bac-ae3f-36db5d279b63/_generated_background_page.html]
[task 2018-07-23T16:44:08.937Z] 16:44:08     INFO - PID 6670 | --DOMWINDOW == 0 (0xcd9d2400) [pid = 6670] [serial = 268] [outer = (nil)] [url = http://web-platform.test:8000/css/css-multicol/multicol-zero-height-001.xht]
[task 2018-07-23T16:44:09.005Z] 16:44:09     INFO - PID 6670 | [6670, Main Thread] WARNING: OOPDeinit() without successful OOPInit(): file /builds/worker/workspace/build/src/toolkit/crashreporter/nsExceptionHandler.cpp, line 3368
[task 2018-07-23T16:44:09.005Z] 16:44:09     INFO - PID 6670 | nsStringStats
[task 2018-07-23T16:44:09.006Z] 16:44:09     INFO - PID 6670 |  => mAllocCount:         182075
[task 2018-07-23T16:44:09.006Z] 16:44:09     INFO - PID 6670 |  => mReallocCount:        18079
[task 2018-07-23T16:44:09.006Z] 16:44:09     INFO - PID 6670 |  => mFreeCount:          182075
[task 2018-07-23T16:44:09.007Z] 16:44:09     INFO - PID 6670 |  => mShareCount:         189496
[task 2018-07-23T16:44:09.007Z] 16:44:09     INFO - PID 6670 |  => mAdoptCount:           8248
[task 2018-07-23T16:44:09.008Z] 16:44:09     INFO - PID 6670 |  => mAdoptFreeCount:      10256
[task 2018-07-23T16:44:09.008Z] 16:44:09     INFO - PID 6670 |  => Process ID: 6670, Thread ID: 4147730176
[task 2018-07-23T16:44:09.011Z] 16:44:09     INFO - Browser exited with return code 0
[task 2018-07-23T16:44:09.013Z] 16:44:09  WARNING - u'runner_teardown': ()
[task 2018-07-23T16:44:09.031Z] 16:44:09     INFO - Setting up ssl
[task 2018-07-23T16:44:09.067Z] 16:44:09     INFO - certutil | 
[task 2018-07-23T16:44:09.103Z] 16:44:09     INFO - certutil | 
[task 2018-07-23T16:44:09.124Z] 16:44:09     INFO - certutil | 
[task 2018-07-23T16:44:09.124Z] 16:44:09     INFO - Certificate Nickname                                         Trust Attributes
[task 2018-07-23T16:44:09.124Z] 16:44:09     INFO -                                                              SSL,S/MIME,JAR/XPI
[task 2018-07-23T16:44:09.124Z] 16:44:09     INFO - 
[task 2018-07-23T16:44:09.125Z] 16:44:09     INFO - web-platform-tests                                           CT,, 
[task 2018-07-23T16:44:09.125Z] 16:44:09     INFO - 
[task 2018-07-23T16:44:09.153Z] 16:44:09     INFO - Application command: /builds/worker/workspace/build/application/firefox/firefox --marionette about:blank -profile /tmp/tmpzGLdMB.mozrunner
[task 2018-07-23T16:44:09.169Z] 16:44:09     INFO - Starting runner

:mreavy: Can you please take a look at this bug?
Flags: needinfo?(mreavy)
Whiteboard: [stockwell unknown] → [stockwell needswork]
:mreavy: Hi, did you have a chance to take a look at this bug yet?
Hi Sean, Can you ask someone to look into why this increased in frequency?  Thanks.
Flags: needinfo?(mreavy) → needinfo?(svoisen)
Ting-Yu, any insight here? It's in multicol so hopefully you are familiar.
Flags: needinfo?(svoisen) → needinfo?(aethanyc)
The initial observation is that testing/web-platform/tests/css/css-multicol/zero-column-width-layout.html renders *very* slowly (takes a few seconds) when I open it in my local debug build. I won't be surprised if it is timeout on CI's debug builds.
Flags: needinfo?(aethanyc)
In testing/web-platform/tests/css/css-multicol/zero-column-width-layout.html, there's "column-width: 0", so ChooseColumnStrategy() decides that the column's isize (colISize) should be "1 app unit" at [1], and it ends up creating 1000 columns (it reaches kMaxColumnCount [2]). Then these 1000 columns need to be reflowed again and again to find the best balance height. That's why it's super slow.

I think we might be able to follow the spec [3], which says "Used values will be clamped to a minimum of 1px." to reduce the number of columns we created in this test case. 

[1] https://searchfox.org/mozilla-central/rev/088938b1495aeac586bff94234c9382a4b8ca6da/layout/generic/nsColumnSetFrame.cpp#379
[2] https://searchfox.org/mozilla-central/rev/088938b1495aeac586bff94234c9382a4b8ca6da/layout/generic/nsColumnSetFrame.cpp#395-396
[3] https://drafts.csswg.org/css-multicol-1/#valdef-column-width-length
Comment on attachment 8999324 [details]
Bug 1460075 - Use 1px as the minimum column width.

David Baron :dbaron: 🏴󠁵󠁳󠁣󠁡󠁿 ⌚UTC-7 has approved the revision.
Attachment #8999324 - Flags: review+
Pushed by aethanyc@gmail.com:
https://hg.mozilla.org/integration/autoland/rev/e0ddd48b0a8f
Use 1px as the minimum column width. r=dbaron
Assignee: nobody → aethanyc
Status: NEW → ASSIGNED
Component: CSS Parsing and Computation → Layout
https://hg.mozilla.org/mozilla-central/rev/e0ddd48b0a8f
Status: ASSIGNED → RESOLVED
Closed: 6 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla63
Is this worth backporting to 62 or can it just ride the trains?
Flags: needinfo?(aethanyc)
Flags: in-testsuite+
This fixed a minor edge case of column layout. I think it can just ride the trains.
Flags: needinfo?(aethanyc)
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