llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-arm-ubuntu` running 
on `linaro-lldb-arm-ubuntu` while building `lldb` at step 6 "test".

Full details are available at: 
https://lab.llvm.org/buildbot/#/builders/18/builds/16847

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test) failure: build (failure)
...
PASS: lldb-api :: 
functionalities/breakpoint/breakpoint_on_overload/TestBreakOnOverload.py (310 
of 3230)
PASS: lldb-api :: 
functionalities/breakpoint/breakpoint_on_lambda_capture/TestBreakOnLambdaCapture.py
 (311 of 3230)
PASS: lldb-api :: 
functionalities/breakpoint/breakpoint_reset_upon_run/TestBreakpointResetUponRun.py
 (312 of 3230)
PASS: lldb-api :: 
functionalities/breakpoint/breakpoint_options/TestBreakpointOptions.py (313 of 
3230)
PASS: lldb-api :: 
functionalities/breakpoint/breakpoint_with_realpath_and_source_map/TestBreakpoint.py
 (314 of 3230)
PASS: lldb-api :: 
functionalities/breakpoint/comp_dir_symlink/TestCompDirSymLink.py (315 of 3230)
PASS: lldb-api :: functionalities/breakpoint/cpp/TestCPPBreakpointLocations.py 
(316 of 3230)
PASS: lldb-api :: 
functionalities/breakpoint/breakpoint_set_restart/TestBreakpointSetRestart.py 
(317 of 3230)
UNSUPPORTED: lldb-api :: 
functionalities/breakpoint/debugbreak/TestDebugBreak.py (318 of 3230)
UNRESOLVED: lldb-api :: commands/gui/spawn-threads/TestGuiSpawnThreads.py (319 
of 3230)
******************** TEST 'lldb-api :: 
commands/gui/spawn-threads/TestGuiSpawnThreads.py' FAILED ********************
Script:
--
/usr/bin/python3.10 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/test/API/dotest.py 
-u CXXFLAGS -u CFLAGS --env 
LLVM_LIBS_DIR=/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./lib --env 
LLVM_INCLUDE_DIR=/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/include --env 
LLVM_TOOLS_DIR=/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin --arch 
armv8l --build-dir 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex 
--lldb-module-cache-dir 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex/module-cache-lldb/lldb-api
 --clang-module-cache-dir 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex/module-cache-clang/lldb-api
 --executable /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin/lldb 
--compiler /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin/clang 
--dsymutil /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin/dsymutil 
--make /usr/bin/gmake --llvm-tools-dir 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./bin --lldb-obj-root 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/tools/lldb --lldb-libs-dir 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/./lib --cmake-build-type 
Release 
/home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/test/API/commands/gui/spawn-threads
 -p TestGuiSpawnThreads.py
--
Exit Code: 1

Command Output (stdout):
--
lldb version 21.0.0git (https://github.com/llvm/llvm-project.git revision 
f669b9c3eca9438d33259aefb8156f977f1df382)
  clang revision f669b9c3eca9438d33259aefb8156f977f1df382
  llvm revision f669b9c3eca9438d33259aefb8156f977f1df382
Skipping the following test categories: ['libc++', 'dsym', 'gmodules', 
'debugserver', 'objc']

--
Command Output (stderr):
--
FAIL: LLDB (/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/bin/clang-arm) :: 
test_gui (TestGuiSpawnThreads.TestGuiSpawnThreadsTest)
======================================================================
ERROR: test_gui (TestGuiSpawnThreads.TestGuiSpawnThreadsTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/decorators.py",
 line 148, in wrapper
    return func(*args, **kwargs)
  File 
"/home/tcwg-buildbot/worker/lldb-arm-ubuntu/llvm-project/lldb/test/API/commands/gui/spawn-threads/TestGuiSpawnThreads.py",
 line 44, in test_gui
    self.child.expect_exact(f"thread #{i + 2}: tid =")
  File "/usr/local/lib/python3.10/dist-packages/pexpect/spawnbase.py", line 
432, in expect_exact
    return exp.expect_loop(timeout)
  File "/usr/local/lib/python3.10/dist-packages/pexpect/expect.py", line 181, 
in expect_loop
    return self.timeout(e)
  File "/usr/local/lib/python3.10/dist-packages/pexpect/expect.py", line 144, 
in timeout
    raise exc
pexpect.exceptions.TIMEOUT: Timeout exceeded.
<pexpect.pty_spawn.spawn object at 0xea01b628>
command: /home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/bin/lldb
args: ['/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/bin/lldb', 
'--no-lldbinit', '--no-use-colors', '-O', 'settings clear --all', '-O', 
'settings set symbols.enable-external-lookup false', '-O', 'settings set 
target.inherit-tcc true', '-O', 'settings set target.disable-aslr false', '-O', 
'settings set target.detach-on-error false', '-O', 'settings set 
target.auto-apply-fixits false', '-O', 'settings set 
plugin.process.gdb-remote.packet-timeout 60', '-O', 'settings set 
symbols.clang-modules-cache-path 
"/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex/module-cache-lldb/lldb-api"',
 '-O', 'settings set use-color false', '-O', 'settings set show-statusline 
false', '--file', 
'/home/tcwg-buildbot/worker/lldb-arm-ubuntu/build/lldb-test-build.noindex/commands/gui/spawn-threads/TestGuiSpawnThreads.test_gui/a.out']
buffer (last 100 chars): b'0000000680ee8\x1b[H'
before (last 100 chars): b'(Init) 
std::__ioinit\x1b[2B\x1b[5Dstopped\x1b[100;41HThread: 375182\x1b[6CFrame:   0  
PC = 0x0000000000680ee8\x1b[H'
after: <class 'pexpect.exceptions.TIMEOUT'>

```

</details>

https://github.com/llvm/llvm-project/pull/137793
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