Compilation of master fails

[gaul]

Running mvn test-compile with d2780cc yields:

[ERROR] COMPILATION ERROR :
[ERROR] /home/gaul/work/error-prone/annotation/src/test/java/com/google/errorprone/BugPatternValidatorTest.java:[21,1] cannot find symbol
  symbol:   static expectThrows
  location: class
[ERROR] /home/gaul/work/error-prone/annotation/src/test/java/com/google/errorprone/BugPatternValidatorTest.java:[200,9] cannot find symbol
  symbol:   method expectThrows(java.lang.Class<com.google.errorprone.ValidationException>,()->BugPat[...]tion))
  location: class com.google.errorprone.BugPatternValidatorTest
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.6.2:testCompile (default-testCompile) on project error_prone_annotation: Compilation failure: Compilation failure:
[ERROR] /home/gaul/work/error-prone/annotation/src/test/java/com/google/errorprone/BugPatternValidatorTest.java:[21,1] cannot find symbol
[ERROR]   symbol:   static expectThrows
[ERROR]   location: class
[ERROR] /home/gaul/work/error-prone/annotation/src/test/java/com/google/errorprone/BugPatternValidatorTest.java:[200,9] cannot find symbol
[ERROR]   symbol:   method expectThrows(java.lang.Class<com.google.errorprone.ValidationException>,()->BugPat[...]tion))
[ERROR]   location: class com.google.errorprone.BugPatternValidatorTest
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :error_prone_annotation

[cushon]

junit-team/junit4@627b85a