setup-java/.github/java.json

{ 
     "problemMatcher": [ 
         { 
             "owner": "java", 
             "pattern": [ 
                 { 
                     "regexp": "^Exception in thread \"(.*)\" (.*): (.*)$", 
                     "code": 2, 
                     "message": 3 
                 } 
             ] 
         } 
     ] 
 }