Reproducer for MCOMPILER-434
mvn clean compile fails but says only
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile (default-compile) on project maven-compiler-test: Compilation failure -> [Help 1]
After commenting out the <fork>true</fork> line in pom.xml, the failure message includes the annotation processor's exception:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile (default-compile) on project maven-compiler-test: Fatal error compiling: java.lang.NoClassDefFoundError: javax/annotation/Generated: javax.annotation.Generated -> [Help 1]