[Lldb-commits] [lldb] [lldb-dap] Fix TestDap_attach.py flakiness (PR #137278)

[David Spickett via lldb-commits]

DavidSpickett wrote:

We (Linaro) are seeing the same error message with a different test on our AArch64 Linux bot:
```
ERROR: test_indexedVariables_with_raw_child_for_synthetics (TestDAP_variables.TestDAP_variables)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 2065, in tearDown
    Base.tearDown(self)
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 1105, in tearDown
    hook()  # try the plain call and hope it works
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-dap/lldbdap_testcase.py", line 422, in cleanup
    self.dap_server.request_disconnect(terminateDebuggee=True)
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-dap/dap_server.py", line 708, in request_disconnect
    return self.send_recv(command_dict)
  File "/home/tcwg-buildbot/worker/lldb-aarch64-ubuntu/llvm-project/lldb/packages/Python/lldbsuite/test/tools/lldb-dap/dap_server.py", line 338, in send_recv
    raise ValueError(desc)
ValueError: no response for "disconnect"
```
https://lab.llvm.org/buildbot/#/builders/59/builds/16771

Likely same cause.

https://github.com/llvm/llvm-project/pull/137278