<div dir="ltr">If you feel like looking into this now, and if you still have the same build of lldb, I would run the test again and compare the traces (if it passes). BeyondCompare does a great job of comparing files with minor differences (timestamps, process ids, etc)<div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Mar 12, 2015 at 4:26 AM, Tamas Berghammer <span dir="ltr"><<a href="mailto:tberghammer@google.com" target="_blank">tberghammer@google.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I had a major re-factor around the <font color="#000000" face="arial, helvetica, sans-serif"><span style="white-space:pre-wrap">TestLldbGdbServer test cases (<a href="http://reviews.llvm.org/rL231922" target="_blank">http://reviews.llvm.org/rL231922</a>) but based on the logs the failure is unrelated to it.</span></font><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif"><br></span></div><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif">I run the test locally several time (cmake + ninja, linux - x86-64) and seen the first failure after more than 100 runs, so I can imagine that this test case is a little bit flaky and we haven't seen the failure before because we haven't hit the specific failure case. The linked build bot haven't caught this failure again since then.</span><br></div><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif"><br></span></div><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif">I attached the packet log and the process log for the failure if somebody have any idea about what caused it.</span></div><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif"><br></span></div><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif">Thanks,</span></div><div><span style="white-space:pre-wrap;color:rgb(0,0,0);font-family:arial,helvetica,sans-serif">Tamas</span></div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div class="h5">On Thu, Mar 12, 2015 at 5:09 AM, Ilia K <span dir="ltr"><<a href="mailto:ki.stfu@gmail.com" target="_blank">ki.stfu@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr"><a href="http://lab.llvm.org:8011/builders/lldb-x86_64-ubuntu-14.04-cmake/builds/726" target="_blank">http://lab.llvm.org:8011/builders/lldb-x86_64-ubuntu-14.04-cmake/builds/726</a><br><div><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><pre style="color:rgb(0,0,0)"><span><font face="arial, helvetica, sans-serif">======================================================================
ERROR: test_Hc_then_Csignal_signals_correct_thread_launch_llgs_dwarf (TestLldbGdbServer.LldbGdbServerTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/lldb-buildbot/lldbSlave/buildWorkingDir/llvm/tools/lldb/test/lldbtest.py", line 513, in wrapper
return func(self, *args, **kwargs)
File "/lldb-buildbot/lldbSlave/buildWorkingDir/llvm/tools/lldb/test/lldbtest.py", line 479, in wrapper
return func(self, *args, **kwargs)
File "/lldb-buildbot/lldbSlave/buildWorkingDir/llvm/tools/lldb/test/tools/lldb-server/TestLldbGdbServer.py", line 869, in test_Hc_then_Csignal_signals_correct_thread_launch_llgs_dwarf
self.Hc_then_Csignal_signals_correct_thread(signal.SIGSEGV)
File "/lldb-buildbot/lldbSlave/buildWorkingDir/llvm/tools/lldb/test/tools/lldb-server/TestLldbGdbServer.py", line 790, in Hc_then_Csignal_signals_correct_thread
context = self.expect_gdbremote_sequence(timeout_seconds=10)
File "/lldb-buildbot/lldbSlave/buildWorkingDir/llvm/tools/lldb/test/tools/lldb-server/gdbremote_testcase.py", line 501, in expect_gdbremote_sequence
return expect_lldb_gdbserver_replay(self, self.sock, self.test_sequence, timeout_seconds, self.logger)
File "/lldb-buildbot/lldbSlave/buildWorkingDir/llvm/tools/lldb/test/tools/lldb-server/lldbgdbserverutils.py", line 234, in expect_lldb_gdbserver_replay
raise Exception("timed out while waiting for packet match (receive buffer: {})".format(pump.get_receive_buffer()))
Exception: timed out while waiting for packet match (receive buffer: )
Config=x86_64-clang</font></span></pre></blockquote><div>Thanks,</div><div>Ilia</div></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><br><table cellspacing="0" cellpadding="0" style="font-family:'Times New Roman'"><tbody><tr style="color:rgb(85,85,85);font-family:sans-serif;font-size:small"><td nowrap style="border-top-style:solid;border-top-color:rgb(213,15,37);border-top-width:2px">Vince Harron |</td><td nowrap style="border-top-style:solid;border-top-color:rgb(51,105,232);border-top-width:2px"> Technical Lead Manager |</td><td nowrap style="border-top-style:solid;border-top-color:rgb(0,153,57);border-top-width:2px"> <a href="mailto:vharron@google.com" target="_blank">vharron@google.com</a> |</td><td nowrap style="border-top-style:solid;border-top-color:rgb(238,178,17);border-top-width:2px"> 858-442-0868</td></tr></tbody></table><br></div></div>
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