The build for https://travis-ci.org/jafl/language_game has started failing:
[ERROR] Failed to execute goal org.codehaus.mojo:cobertura-maven-plugin:2.7:instrument (default-cli) on project language-game:
Execution default-cli of goal org.codehaus.mojo:cobertura-maven-plugin:2.7:instrument failed:
Plugin org.codehaus.mojo:cobertura-maven-plugin:2.7 or one of its dependencies could not be resolved:
Could not find artifact com.sun:tools:jar:0 at specified path /usr/local/lib/jvm/openjdk11/../lib/tools.jar
Did something recently change in the system configuration? It was working a few months ago.