Ned Deily added the comment: For the record, a typical instance of this failure will look like this:
$ /usr/local/bin/python3.4 -m test -w -uall -j2 == CPython 3.4.2 (v3.4.2:ab2c023a9432, Oct 5 2014, 20:42:22) [GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] == Darwin-14.0.0-x86_64-i386-64bit little-endian == hash algorithm: siphash24 64bit == /private/var/folders/fm/9wjgctqx61n796zt88qmmnxc0000gq/T/test_python_89951 Testing with flags: sys.flags(debug=0, inspect=0, interactive=0, optimize=0, dont_write_bytecode=0, no_user_site=0, no_site=0, ignore_environment=0, verbose=0, bytes_warning=0, quiet=0, hash_randomization=1, isolated=0) [...] test_ttk_guionly Fatal Python error: Segmentation fault Current thread 0x00007fff747dd300 (most recent call first): File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/tkinter/__init__.py", line 496 in wait_visibility File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/tkinter/test/test_ttk/test_extensions.py", line 121 in test_horizontal_range File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/case.py", line 577 in run File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/case.py", line 625 in __call__ File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/suite.py", line 125 in run File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/suite.py", line 87 in __call__ File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/suite.py", line 125 in run File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/suite.py", line 87 in __call__ File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/unittest/runner.py", line 168 in run File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/support/__init__.py", line 1750 in _run_suite File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/support/__init__.py", line 1784 in run_unittest File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/test_ttk_guionly.py", line 34 in test_main File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 1280 in runtest_inner File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 978 in runtest File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 532 in main File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 1564 in main_in_temp_cwd File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 1589 in <module> File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/runpy.py", line 85 in _run_code File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/runpy.py", line 170 in _run_module_as_main Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/runpy.py", line 170, in _run_module_as_main "__main__", mod_spec) File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/runpy.py", line 85, in _run_code exec(code, run_globals) File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/__main__.py", line 3, in <module> regrtest.main_in_temp_cwd() File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 1564, in main_in_temp_cwd main() File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/test/regrtest.py", line 738, in main raise Exception("Child error on {}: {}".format(test, result[1])) Exception: Child error on test_ttk_guionly: Exit code -11 and the system crash report will look something like this: [...] Process: Python [89955] Path: /Library/Frameworks/Python.framework/Versions/3.4/Resources/Python.app/Contents/MacOS/Python Identifier: org.python.python Version: 3.4.2 (3.4.2) Code Type: X86-64 (Native) Parent Process: Python [89951] Responsible: iTerm [64155] User ID: 503 Date/Time: 2014-10-30 12:47:52.051 -0700 OS Version: Mac OS X 10.10 (14A389) Report Version: 11 Anonymous UUID: CFED52E3-698C-835B-D61C-F4B1F18D2CB6 Time Awake Since Boot: 600000 seconds Crashed Thread: 0 Dispatch queue: com.apple.main-thread Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000170 VM Regions Near 0x170: --> __TEXT 0000000100000000-0000000100001000 [ 4K] r-x/rwx SM=COW /Library/Frameworks/Python.framework/Versions/3.4.2_10_6/Resources/Python.app/Contents/MacOS/Python Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 libsystem_kernel.dylib 0x00007fff90cadc7e __kill + 10 1 ??? 000000000000000000 0 + 0 2 Tcl 0x0000000101810430 Tcl_GetCommandInfo + 21 3 Tk 0x00000001019c0ae0 OappHandler + 55 4 com.apple.AE 0x00007fff88d6899c aeDispatchAppleEvent(AEDesc const*, AEDesc*, unsigned int, unsigned char*) + 531 5 com.apple.AE 0x00007fff88d68719 dispatchEventAndSendReply(AEDesc const*, AEDesc*) + 31 6 com.apple.AE 0x00007fff88d68623 aeProcessAppleEvent + 295 7 com.apple.HIToolbox 0x00007fff8aa6e37e AEProcessAppleEvent + 56 8 com.apple.AppKit 0x00007fff900d9ec6 _DPSNextEvent + 2665 9 com.apple.AppKit 0x00007fff900d8fd0 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 194 10 Tk 0x00000001019c9bc0 -[TKApplication(TKNotify) nextEventMatchingMask:untilDate:inMode:dequeue:] + 169 11 Tk 0x00000001019ca194 TkMacOSXEventsSetupProc + 209 12 Tcl 0x0000000101876991 Tcl_DoOneEvent + 220 13 Tk 0x000000010191793f Tk_TkwaitObjCmd + 398 14 Tcl 0x000000010181085a TclEvalObjvInternal + 773 15 Tcl 0x0000000101811a2d Tcl_EvalObjv + 66 16 _tkinter.so 0x000000010163cabe Tkapp_Call + 190 17 org.python.python 0x00000001000e4745 PyEval_EvalFrameEx + 29589 [...] ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue22770> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com