Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
******************** TEST 'libarcher :: races/task-taskwait-nested.c' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 13
/builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/./bin/clang -fopenmp  -gdwarf-4 -O1 -fsanitize=thread  -I /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/openmp/tools/archer/tests -I /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/runtime/src -L /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/runtime/src   /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/openmp/tools/archer/tests/races/task-taskwait-nested.c -o /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/task-taskwait-nested.c.tmp -latomic && env TSAN_OPTIONS='ignore_noninstrumented_modules=0:ignore_noninstrumented_modules=1' /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/openmp/tools/archer/tests/deflake.bash /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/task-taskwait-nested.c.tmp 2>&1 | tee /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/task-taskwait-nested.c.tmp.log | /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/./bin/FileCheck /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/openmp/tools/archer/tests/races/task-taskwait-nested.c
# executed command: /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/./bin/clang -fopenmp -gdwarf-4 -O1 -fsanitize=thread -I /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/openmp/tools/archer/tests -I /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/runtime/src -L /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/runtime/src /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/openmp/tools/archer/tests/races/task-taskwait-nested.c -o /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/task-taskwait-nested.c.tmp -latomic
# .---command stderr------------
# | /opt/rh/gcc-toolset-14/root//usr/lib/gcc/ppc64le-redhat-linux/14/../../../../bin/ld: cannot find /builddir/build/BUILD/llvm-project-0ff95c9eb1e3b0785724d3e33df1e1f77f2c7473/llvm/redhat-linux-build/bin/../lib/clang/21/lib/ppc64le-redhat-linux-gnu/libclang_rt.tsan.a: No such file or directory
# | clang: error: linker command failed with exit code 1 (use -v to see invocation)
# `-----------------------------
# error: command failed with exit status: 1

--


Answer: The test "libarcher :: races/task-taskwait-nested.c" ended with result: "FAILED". This shows the output that was gathered for the test execution. It might contain insights into why the test "libarcher :: races/task-taskwait-nested.c" had an unexpected outcome.