The following test timed out in the JDK14 CI:

tools/javac/lambda/LambdaParserTest.java

Here's a snippet from the log file:

#section:main
----------messages:(9/503)----------
command: main LambdaParserTest
reason: User specified action: run main LambdaParserTest
Mode: agentvm
Agent id: 9
Additional exports to unnamed modules from @modules: jdk.compiler/com.sun.tools.javac.api jdk.compiler/com.sun.tools.javac.code jdk.compiler/com.sun.tools.javac.comp jdk.compiler/com.sun.tools.javac.main jdk.compiler/com.sun.tools.javac.tree jdk.compiler/com.sun.tools.javac.util
Timeout refired 480 times
Timeout information:
--- Timeout information end.
elapsed time (seconds): 523.061
----------configuration:(17/1914)----------
Boot Layer
  class path: /opt/mach5/mesos/work_dir/jib-master/install/java/re/jtreg/4.2/promoted/all/b16/bundles/jtreg_bin-4.2.zip/jtreg/lib/javatest.jar
              /opt/mach5/mesos/work_dir/jib-master/install/java/re/jtreg/4.2/promoted/all/b16/bundles/jtreg_bin-4.2.zip/jtreg/lib/jtreg.jar
  patch: java.base /opt/mach5/mesos/work_dir/slaves/fcf4c0c4-d73e-4321-860c-6613427db92b-S2266/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/544562e3-6ab9-4a7c-ae7f-334f4348e500/runs/4c015012-424a-4361-a95c-d362883603d3/testoutput/test-support/jtreg_open_test_langtools_tier1/patches/java.base

Test Layer
  add exports: jdk.compiler/com.sun.tools.javac.api ALL-UNNAMED
               jdk.compiler/com.sun.tools.javac.code ALL-UNNAMED
               jdk.compiler/com.sun.tools.javac.comp ALL-UNNAMED
               jdk.compiler/com.sun.tools.javac.main ALL-UNNAMED
               jdk.compiler/com.sun.tools.javac.tree ALL-UNNAMED
               jdk.compiler/com.sun.tools.javac.util ALL-UNNAMED
  class path: /opt/mach5/mesos/work_dir/slaves/fcf4c0c4-d73e-4321-860c-6613427db92b-S2266/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/544562e3-6ab9-4a7c-ae7f-334f4348e500/runs/4c015012-424a-4361-a95c-d362883603d3/testoutput/test-support/jtreg_open_test_langtools_tier1/classes/2/tools/javac/lambda/LambdaParserTest.d
               /opt/mach5/mesos/work_dir/jib-master/install/jdk-14+27-1338/src.full/open/test/langtools/tools/javac/lambda
               /opt/mach5/mesos/work_dir/slaves/fcf4c0c4-d73e-4321-860c-6613427db92b-S2266/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/544562e3-6ab9-4a7c-ae7f-334f4348e500/runs/4c015012-424a-4361-a95c-d362883603d3/testoutput/test-support/jtreg_open_test_langtools_tier1/classes/2/tools/javac/lib
               /opt/mach5/mesos/work_dir/jib-master/install/jdk-14+27-1338/src.full/open/test/langtools/tools/javac/lib

----------rerun:(28/5271)*----------

<snip>

----------System.err:(12/227)----------
2230272 total checks executed
573696 successes found
0 failures found
0 errors found
1656576 skips found
573694 reused Contexts
2 newly created Contexts
0 polluted Contexts
1 removed Contexts

JavaTest Message: Test complete.

result: Error. Agent error: java.lang.Exception: Agent 9 timed out with a timeout of 480 seconds; check console log for any additional details


test result: Error. Agent error: java.lang.Exception: Agent 9 timed out with a timeout of 480 seconds; check console log for any additional details


The "JavaTest Message: Test complete." in the log is an indication
that the test did complete during the execution of JTREG's
timeout handler.