Encountered a fatal error while running "/opt/hostedtoolcache/CodeQL/2.20.1/x64/codeql/codeql github merge-results --output /home/runner/work/_temp/combined-sarif/output-XNzMQz/combined-sarif.sarif --sarif /home/runner/work/carbon/results/actions.sarif --sarif /home/runner/work/carbon/results/javascript.sarif --sarif-merge-runs-from-equal-category". Exit code was 100 and error was: Oops! A fatal internal error occurred. Details: java.lang.UnsupportedOperationException at java.base/java.util.AbstractList.add(Unknown Source) at java.base/java.util.AbstractList.add(Unknown Source) at java.base/java.util.AbstractCollection.addAll(Unknown Source) at com.semmle.cli2.github.SarifRunsMerger.combineRuns(SarifRunsMerger.java:215) at com.semmle.cli2.github.SarifRunsMerger.lambda$merge$1(SarifRunsMerger.java:59) at java.base/java.util.HashMap.merge(Unknown Source) at com.semmle.cli2.github.SarifRunsMerger.merge(SarifRunsMerger.java:58) at com.semmle.cli2.github.GithubMergeResultsCommand.executeSubcommand(GithubMergeResultsCommand.java:37) at com.semmle.cli2.picocli.SubcommandCommon.lambda$executeSubcommandWithMessages$5(SubcommandCommon.java:892) at com.semmle.cli2.picocli.SubcommandCommon.withCompilationMessages(SubcommandCommon.java:444) at com.semmle.cli2.picocli.SubcommandCommon.executeSubcommandWithMessages(SubcommandCommon.java:890) at com.semmle.cli2.picocli.SubcommandCommon.toplevelMain(SubcommandCommon.java:777) at com.semmle.cli2.picocli.SubcommandCommon.call(SubcommandCommon.java:757) at com.semmle.cli2.picocli.SubcommandMaker.runMain(SubcommandMaker.java:238) at com.semmle.cli2.picocli.SubcommandMaker.runMain(SubcommandMaker.java:259) at com.semmle.cli2.CodeQL.main(CodeQL.java:115). See the logs for more details.