Understanding a LUCI build failure

3 out of 4 aggregated steps failed: Step('\n\n09:43 +1229 ~373: test/painting/system_fonts_test.dart: CupertinoDatePicker reset cache upon system fonts change - date time mode \n09:43 +1229 ~374: test/painting/system_fonts_test.dart: CupertinoDatePicker reset cache upon system fonts change - date time mode \n09:43 +1229 ~374: test/painting/system_fonts_test.dart: CupertinoDatePicker reset cache upon system fonts change - date mode \n09:43 +1229 ~375: test/painting/system_fonts_test.dart: CupertinoDatePicker reset cache upon system fonts change - date mode \n09:43 +1229 ~375: test/painting/system_fonts_test.dart: CupertinoDatePicker reset cache upon system fonts change - time mode \n09:43 +1229 ~376: test/painting/system_fonts_test.dart: CupertinoDatePicker reset cache upon system fonts change - time mode \n09:43 +1229 ~376: test/painting/system_fonts_test.dart: RangeSlider relayout upon system fonts changes \n09:44 +1229 ~376: test/painting/system_fonts_test.dart: RangeSlider relayout upon system fonts changes \n09:44 +1230 ~376: test/painting/system_fonts_test.dart: RangeSlider relayout upon system fonts changes \n09:44 +1230 ~376: test/painting/system_fonts_test.dart: Slider relayout upon system fonts changes \n09:44 +1231 ~376: test/painting/system_fonts_test.dart: Slider relayout upon system fonts changes \n09:44 +1231 ~376: test/painting/system_fonts_test.dart: TimePicker relayout upon system fonts changes \n09:45 +1231 ~376: test/painting/system_fonts_test.dart: TimePicker relayout upon system fonts changes \n09:45 +1232 ~376: test/painting/system_fonts_test.dart: TimePicker relayout upon system fonts changes \n09:45 +1232 ~376: compiling /b/s/w/ir/x/w/flutter/packages/flutter/test/material/elevated_button_theme_test.dart [+4934 ms] Serving tests at http://localhost:40027/static/index.html?managerUrl=ws%3A%2F%2Flocalhost%3A40027%2F92&debug=false\n[ +32 ms] Using Chromium 114.0.5735.0 \n\n[ +105 ms] [CHROME]: \n[ ] [CHROME]: DevTools listening on ws://127.0.0.1:34939/devtools/browser/87670591-827d-49a8-8b75-fef0552db010\n\n') (canceled) (retcode: -15), Infra Failure: Step('Killing Processes.kill chrome') (canceled) (retcode: None), Infra Failure: Step('OS info (2)') (canceled) (retcode: None)
Pull request merged