Starting build on ROOT-debian10-i386/cxx14, ROOT-performance-centos8-multicore/default, ROOT-ubuntu16/nortcxxmod, ROOT-ubuntu2004/soversion, mac1015/python3, mac11/cxx17, windows10/cxx14
How to customize builds

Build failed on ROOT-debian10-i386/cxx14.
Running on pcepsft10.dyndns.cern.ch:/build/workspace/root-pullrequests-build
See console output.

Failing tests:

• projectroot.tmva.tmva.test.crossvalidation.gtest_tmva_tmva_test_crossvalidation_testCrossValidationIntVar

Build failed on windows10/cxx14.
Running on null:C:\build\workspace\root-pullrequests-build
See console output.

Errors:

• [2022-02-28T14:53:22.546Z] c1xx : fatal error C1356: unable to find mspdbcore.dll [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\tools\clang\lib\Parse\obj.clangParse.vcxproj]
• [2022-02-28T14:53:22.902Z] C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\include\llvm/ADT/PointerUnion.h(40,1): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\lib\Transforms\Utils\LoopUnrollPeel.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\lib\Transforms\Utils\LLVMTransformUtils.vcxproj]
• [2022-02-28T14:53:23.660Z] C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.29.30133\include\vector(2713,54): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\tools\clang\lib\Analysis\CFGStmtMap.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\tools\clang\lib\Analysis\obj.clangAnalysis.vcxproj]
• [2022-02-28T14:53:23.660Z] C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.29.30133\include\xmemory(778,1): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\lib\ExecutionEngine\RuntimeDyld\RuntimeDyldChecker.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\lib\ExecutionEngine\RuntimeDyld\LLVMRuntimeDyld.vcxproj]
• [2022-02-28T14:53:23.660Z] C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\include\llvm/ADT/DenseMap.h(72,1): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\lib\Analysis\ValueLatticeUtils.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\lib\Analysis\LLVMAnalysis.vcxproj]
• [2022-02-28T14:53:23.660Z] predefined C++ types (compiler internal)(226,20): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\lib\IR\BasicBlock.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\lib\IR\LLVMCore.vcxproj]
• [2022-02-28T14:53:23.660Z] predefined C++ attributes (compiler internal)(16,1): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\tools\clang\lib\CodeGen\CGAtomic.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\tools\clang\lib\CodeGen\obj.clangCodeGen.vcxproj]
• [2022-02-28T14:53:23.660Z] C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\include\llvm/ADT/StringRef.h(239,1): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\tools\clang\lib\AST\APValue.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\tools\clang\lib\AST\obj.clangAST.vcxproj]
• [2022-02-28T14:53:24.500Z] c1xx : fatal error C1356: unable to find mspdbcore.dll [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\tools\clang\lib\Basic\obj.clangBasic.vcxproj]
• [2022-02-28T14:53:24.500Z] C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\include\llvm/ADT/PointerUnion.h(188,13): fatal error C1060: compiler is out of heap space (compiling source file C:\build\workspace\root-pullrequests-build\root\interpreter\llvm\src\lib\Transforms\Scalar\NaryReassociate.cpp) [C:\build\workspace\root-pullrequests-build\build\interpreter\llvm\src\lib\Transforms\Scalar\LLVMScalarOpts.vcxproj]

And 93 more

Failures seem unrelated and pre-existing.

Merged into v6-26-00-patches as 3ad3bad