[www-scripts] Sphinx Doc Update: ERROR

[www-data via www-scripts]

/opt/tools/sphinx_update.sh: warning: removing stale lock file from PID 23849.
UPDATING cfe SOURCES
Updating '.':
U    unittests/AST/ASTImporterTest.cpp
U    lib/Sema/SemaChecking.cpp
U    lib/Sema/SemaExpr.cpp
U    lib/AST/ASTContext.cpp
U    lib/AST/ExprConstant.cpp
U    lib/AST/Decl.cpp
U    lib/AST/ASTImporter.cpp
U    lib/Lex/PPMacroExpansion.cpp
U    lib/Lex/Preprocessor.cpp
U    lib/Lex/PPDirectives.cpp
U    lib/CodeGen/BackendUtil.cpp
U    lib/CodeGen/CGCUDARuntime.h
U    lib/CodeGen/CodeGenModule.cpp
U    lib/CodeGen/CGCUDANV.cpp
U    test/Analysis/security-syntax-checks.m
U    test/Analysis/bstring.c
U    test/Sema/typo-correction.c
U    test/Preprocessor/macro_arg_directive.c
U    test/CodeGenCUDA/device-stub.cu
U    test/CodeGen/asan-new-pm.ll
U    test/SemaCXX/warn-bad-memaccess.cpp
U    test/SemaCXX/constexpr-string.cpp
U    test/Driver/hip-toolchain-no-rdc.hip
U    test/Driver/hip-toolchain-rdc.hip
U    test/Driver/openmp-offload.c
U    include/clang/Basic/Builtins.def
U    include/clang/Basic/DiagnosticLexKinds.td
U    include/clang/AST/Expr.h
U    include/clang/AST/ASTContext.h
U    include/clang/AST/ASTImporter.h
U    include/clang/Lex/Preprocessor.h
Updated to revision 354042.
Scanning dependencies of target docs-clang-html
Generating html Sphinx documentation for clang into "/opt/sphinx-docs/build/llvm/tools/clang/docs/html"

Warning, treated as error:
/opt/sphinx-docs/src/llvm/tools/clang/docs/AttributeReference.rst:1377:Bullet list ends without a blank line; unexpected unindent.
make[3]: *** [tools/clang/docs/CMakeFiles/docs-clang-html] Error 2
make[2]: *** [tools/clang/docs/CMakeFiles/docs-clang-html.dir/all] Error 2
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make: *** [tools/clang/docs/CMakeFiles/docs-clang-html.dir/rule] Error 2