Console log: 'System.Memory.Tests' from job 3221dc17-2920-4270-9cb7-7c4a23a7ef8e workitem 20e5619e-b9ad-4ef5-8d1f-c29096e46323 (ubuntu.2604.amd64.open.rt) executed on machine a000IBV running Linux-7.0.0-1012-azure-x86_64-with-glibc2.43 + export __TestArchitecture=x64 + ./RunTests.sh --runtime-path /datadisks/disk1/work/9BC3090F/p ========================= Begin custom configuration settings ============================== export __IsXUnitLogCheckerSupported=1 export XUNIT_HIDE_PASSING_OUTPUT_DIAGNOSTICS=1 ========================== End custom configuration settings =============================== ----- start Thu Oct 22 10:30:56 PM UTC 2026 =============== To repro directly: ===================================================== pushd . /datadisks/disk1/work/9BC3090F/p/dotnet exec --runtimeconfig System.Memory.Tests.runtimeconfig.json --depsfile System.Memory.Tests.deps.json xunit.console.dll System.Memory.Tests.dll -xml testResults.xml -nologo -nocolor -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing popd =========================================================================================================== /datadisks/disk1/work/9BC3090F/w/B09F0951/e /datadisks/disk1/work/9BC3090F/w/B09F0951/e Discovering: System.Memory.Tests (method display = ClassAndMethod, method display options = None) Discovered: System.Memory.Tests (found 3075 of 3104 test cases) Starting: System.Memory.Tests (parallel test collections = on [2 threads], stop on fail = off) System.Memory.Tests.Span.StringSearchValuesTests.TestIndexOfAny_RandomInputs_Nls [SKIP] Condition(s) not met: "CanTestNls" Finished: System.Memory.Tests === TEST EXECUTION SUMMARY === System.Memory.Tests Total: 52935, Errors: 0, Failed: 0, Skipped: 1, Time: 50.634s /datadisks/disk1/work/9BC3090F/w/B09F0951/e ----- end Thu Oct 22 10:31:48 PM UTC 2026 ----- exit code 0 ---------------------------------------------------------- exit code 0 means Exited Successfully dmesg: read kernel buffer failed: Operation not permitted XUnitLogChecker status: 1 ----- start =============== XUnitLogChecker Output ===================================================== No dumps found in /datadisks/disk1/dumps. ----- end =============== XUnitLogChecker Output - exit code 0 =========================== + export _commandExitCode=0 + find . -maxdepth 5 ( -iname *.trx -o -iname testResults.xml -o -iname test-results.xml -o -iname test_results.xml -o -iname junit-results.xml -o -iname junitresults.xml ) -print0 + xargs -0 -I {} sh -c mkdir -p "$HELIX_WORKITEM_UPLOAD_ROOT/$" && cp -f "{}" "$HELIX_WORKITEM_UPLOAD_ROOT/{}" + /usr/bin/python3.14 /datadisks/disk1/work/9BC3090F/p/gen-debug-dump-docs.py -buildid 1646016 -workitem System.Memory.Tests -jobid 3221dc17-2920-4270-9cb7-7c4a23a7ef8e -outdir /datadisks/disk1/work/9BC3090F/w/B09F0951/uploads -templatedir /datadisks/disk1/work/9BC3090F/p -dumpdir /datadisks/disk1/dumps -productver 12.0.0 gen-debug-dump-docs.py: Did not find dumps, skipping dump docs generation. + exit 0 ['System.Memory.Tests' END OF WORK ITEM LOG: Command exited with 0]