Execution failed for task ':core:checkstyleMain': Checkstyle rule violations were found. See the report at: file:///home/runner/work/calcite/calcite/core/build/reports/checkstyle/main.html Checkstyle files with violations: 2 Checkstyle violations by severity: [error:2] at org.gradle.api.plugins.quality.internal.CheckstyleInvoker$_invoke_closure1.doCall(CheckstyleInvoker.groovy:103) at groovy.lang.Closure.call(Closure.java:412) at groovy.lang.Closure.call(Closure.java:428) at org.gradle.util.internal.ClosureBackedAction.execute(ClosureBackedAction.java:72) at org.gradle.util.internal.ClosureBackedAction.execute(ClosureBackedAction.java:53) at org.gradle.api.internal.project.antbuilder.DefaultIsolatedAntBuilder$2.execute(DefaultIsolatedAntBuilder.java:160) at org.gradle.api.internal.project.antbuilder.DefaultIsolatedAntBuilder$2.execute(DefaultIsolatedAntBuilder.java:142) at org.gradle.api.internal.project.antbuilder.ClassPathToClassLoaderCache.withCachedClassLoader(ClassPathToClassLoaderCache.java:135) at org.gradle.api.internal.project.antbuilder.DefaultIsolatedAntBuilder.execute(DefaultIsolatedAntBuilder.java:136) at org.gradle.api.plugins.quality.internal.CheckstyleInvoker.invoke(CheckstyleInvoker.groovy:52) at org.gradle.api.plugins.quality.Checkstyle.run(Checkstyle.java:149) at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:104) at org.gradle.api.internal.project.taskfactory.StandardTaskAction.doExecute(StandardTaskAction.java:58) at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:51) at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:29) at org.gradle.api.internal.tasks.execution.TaskExecution$3.run(TaskExecution.java:242) at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29) at org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26) at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66) at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59) at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:157) at org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59) at org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47) at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:68) at org.gradle.api.internal.tasks.execution.TaskExecution.executeAction(TaskExecution.java:227) at org.gradle.api.internal.tasks.execution.TaskExecution.executeActions(TaskExecution.java:210) at org.gradle.api.internal.tasks.execution.TaskExecution.executeWithPreviousOutputFiles(TaskExecution.java:193) at org.gradle.api.internal.tasks.execution.TaskExecution.execute(TaskExecution.java:171) at org.gradle.internal.execution.steps.ExecuteStep.executeInternal(ExecuteStep.java:89) at org.gradle.internal.execution.steps.ExecuteStep.access$000(ExecuteStep.java:40) at org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:53) at org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:50) at org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:204) at org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:199) at org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66) at org.gradle.internal.operations.DefaultBuildOperationRunner

Execution failed for task ':core:checkstyleMain'. > Checkstyle rule violations were found. See the report at: file:///home/runner/work/calcite/calcite/core/build/reports/checkstyle/main.html Checkstyle files with violations: 2 Checkstyle violations by severity: [error:2]

[Task :core:checkstyleMain] [WhitespaceAround] '{' is not preceded with whitespace.

[Task :core:checkstyleMain] [WhitespaceAfter] ',' is not followed by whitespace.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/setup-java@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/