TH1D::Sumw2:0: RuntimeWarning: Sum of squares of weights structure already created Info in : pdf file /afs/cern.ch/user/f/feickert/testarea/minimal/h1.pdf has been created Info in : eps file /afs/cern.ch/user/f/feickert/testarea/minimal/h1.eps has been created Info in : png file /afs/cern.ch/user/f/feickert/testarea/minimal/h1.png has been created Info in : jpg file /afs/cern.ch/user/f/feickert/testarea/minimal/h1.jpg has been created Info in : pdf file /afs/cern.ch/user/f/feickert/testarea/minimal/h1_log.pdf has been created Info in : eps file /afs/cern.ch/user/f/feickert/testarea/minimal/h1_log.eps has been created Info in : png file /afs/cern.ch/user/f/feickert/testarea/minimal/h1_log.png has been created Info in : jpg file /afs/cern.ch/user/f/feickert/testarea/minimal/h1_log.jpg has been created Info in : pdf file /afs/cern.ch/user/f/feickert/testarea/minimal/h2.pdf has been created Info in : eps file /afs/cern.ch/user/f/feickert/testarea/minimal/h2.eps has been created Info in : png file /afs/cern.ch/user/f/feickert/testarea/minimal/h2.png has been created Info in : jpg file /afs/cern.ch/user/f/feickert/testarea/minimal/h2.jpg has been created Info in : pdf file /afs/cern.ch/user/f/feickert/testarea/minimal/h2_log.pdf has been created Info in : eps file /afs/cern.ch/user/f/feickert/testarea/minimal/h2_log.eps has been created Info in : png file /afs/cern.ch/user/f/feickert/testarea/minimal/h2_log.png has been created Info in : jpg file /afs/cern.ch/user/f/feickert/testarea/minimal/h2_log.jpg has been created *** Break *** segmentation violation [?1034h =========================================================== There was a crash. This is the entire stack trace of all threads: =========================================================== #0 0x00007f6d2f6ca7be in waitpid () from /lib64/libc.so.6 #1 0x00007f6d2f65c5c9 in do_system () from /lib64/libc.so.6 #2 0x00007f6d27a35868 in TUnixSystem::StackTrace() () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libCore.so #3 0x00007f6d27a37d7c in TUnixSystem::DispatchSignals(ESignals) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libCore.so #4 #5 0x0000000002083fe8 in ?? () #6 0x00007f6d184d1cb6 in TCanvas::Destructor() () from /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.08.06-c8fb4/x86_64-slc6-gcc62-opt/lib/libGpad.so #7 0x00007f6d184d5130 in TCanvas::~TCanvas() () from /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.08.06-c8fb4/x86_64-slc6-gcc62-opt/lib/libGpad.so #8 0x00007f6d184d51b9 in TCanvas::~TCanvas() () from /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.08.06-c8fb4/x86_64-slc6-gcc62-opt/lib/libGpad.so #9 0x00007f6d279e84b1 in TClass::Destructor(void*, bool) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libCore.so #10 0x00007f6d290eb717 in PyROOT::op_dealloc_nofree(PyROOT::ObjectProxy*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #11 0x00007f6d290eb789 in PyROOT::(anonymous namespace)::op_dealloc(PyROOT::ObjectProxy*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #12 0x00007f6d30315c52 in subtype_dealloc () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #13 0x00007f6d303a6b7a in collect () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #14 0x00007f6d303a75ad in _PyObject_GC_Malloc () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #15 0x00007f6d303a760d in _PyObject_GC_New () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #16 0x00007f6d290e7290 in PyROOT::(anonymous namespace)::mp_new(_typeobject*, _object*, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #17 0x00007f6d290fc5dc in PyROOT::CreateScopeProxy(std::__cxx11::basic_string, std::allocator > const&, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #18 0x00007f6d290fb754 in PyROOT::CreateScopeProxy(std::__cxx11::basic_string, std::allocator > const&, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #19 0x00007f6d290f9cef in (anonymous namespace)::LookupCppEntity(_object*, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #20 0x00007f6d30366977 in PyEval_EvalFrameEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:4352 #21 0x00007f6d30369f1c in PyEval_EvalCodeEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:3584 #22 0x00007f6d302dfe8c in function_call () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #23 0x00007f6d302aeee3 in PyObject_Call () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #24 0x00007f6d302c02ac in instancemethod_call () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Objects/classobject.c:2602 #25 0x00007f6d302aeee3 in PyObject_Call () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #26 0x00007f6d302afad7 in PyObject_CallFunctionObjArgs () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #27 0x00007f6d30321538 in slot_tp_getattr_hook () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #28 0x00007f6d30363a47 in PyEval_EvalFrameEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:2543 #29 0x00007f6d30369f1c in PyEval_EvalCodeEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:3584 #30 0x00007f6d30366f9f in PyEval_EvalFrameEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:4447 #31 0x00007f6d30369f1c in PyEval_EvalCodeEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:3584 #32 0x00007f6d3036a019 in PyEval_EvalCode () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:669 #33 0x00007f6d3038e3aa in PyRun_FileExFlags () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #34 0x00007f6d3038f785 in PyRun_SimpleFileExFlags () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #35 0x00007f6d303a5cf1 in Py_Main () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #36 0x00007f6d2f63cd1d in __libc_start_main () from /lib64/libc.so.6 #37 0x00000000004006d9 in _start () =========================================================== The lines below might hint at the cause of the crash. You may get help by asking at the ROOT forum http://root.cern.ch/forum. Only if you are really convinced it is a bug in ROOT then please submit a report at http://root.cern.ch/bugs. Please post the ENTIRE stack trace from above as an attachment in addition to anything else that might help us fixing this issue. =========================================================== #5 0x0000000002083fe8 in ?? () #6 0x00007f6d184d1cb6 in TCanvas::Destructor() () from /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.08.06-c8fb4/x86_64-slc6-gcc62-opt/lib/libGpad.so #7 0x00007f6d184d5130 in TCanvas::~TCanvas() () from /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.08.06-c8fb4/x86_64-slc6-gcc62-opt/lib/libGpad.so #8 0x00007f6d184d51b9 in TCanvas::~TCanvas() () from /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.08.06-c8fb4/x86_64-slc6-gcc62-opt/lib/libGpad.so #9 0x00007f6d279e84b1 in TClass::Destructor(void*, bool) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libCore.so #10 0x00007f6d290eb717 in PyROOT::op_dealloc_nofree(PyROOT::ObjectProxy*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #11 0x00007f6d290eb789 in PyROOT::(anonymous namespace)::op_dealloc(PyROOT::ObjectProxy*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #12 0x00007f6d30315c52 in subtype_dealloc () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #13 0x00007f6d303a6b7a in collect () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #14 0x00007f6d303a75ad in _PyObject_GC_Malloc () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #15 0x00007f6d303a760d in _PyObject_GC_New () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #16 0x00007f6d290e7290 in PyROOT::(anonymous namespace)::mp_new(_typeobject*, _object*, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #17 0x00007f6d290fc5dc in PyROOT::CreateScopeProxy(std::__cxx11::basic_string, std::allocator > const&, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #18 0x00007f6d290fb754 in PyROOT::CreateScopeProxy(std::__cxx11::basic_string, std::allocator > const&, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #19 0x00007f6d290f9cef in (anonymous namespace)::LookupCppEntity(_object*, _object*) () from /cvmfs/sft.cern.ch/lcg/releases/LCG_88/ROOT/6.08.06/x86_64-slc6-gcc62-opt/lib/libPyROOT.so #20 0x00007f6d30366977 in PyEval_EvalFrameEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:4352 #21 0x00007f6d30369f1c in PyEval_EvalCodeEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:3584 #22 0x00007f6d302dfe8c in function_call () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #23 0x00007f6d302aeee3 in PyObject_Call () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #24 0x00007f6d302c02ac in instancemethod_call () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Objects/classobject.c:2602 #25 0x00007f6d302aeee3 in PyObject_Call () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #26 0x00007f6d302afad7 in PyObject_CallFunctionObjArgs () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #27 0x00007f6d30321538 in slot_tp_getattr_hook () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #28 0x00007f6d30363a47 in PyEval_EvalFrameEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:2543 #29 0x00007f6d30369f1c in PyEval_EvalCodeEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:3584 #30 0x00007f6d30366f9f in PyEval_EvalFrameEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:4447 #31 0x00007f6d30369f1c in PyEval_EvalCodeEx () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:3584 #32 0x00007f6d3036a019 in PyEval_EvalCode () at /mnt/build/jenkins/workspace/lcg_release_tar/BUILDTYPE/Release/COMPILER/gcc62/LABEL/slc6/build/externals/Python-2.7.13/src/Python/2.7.13/Python/ceval.c:669 #33 0x00007f6d3038e3aa in PyRun_FileExFlags () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #34 0x00007f6d3038f785 in PyRun_SimpleFileExFlags () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #35 0x00007f6d303a5cf1 in Py_Main () from /cvmfs/sft.cern.ch/lcg/releases/Python/2.7.13-597a5/x86_64-slc6-gcc62-opt/bin/../lib/libpython2.7.so.1.0 #36 0x00007f6d2f63cd1d in __libc_start_main () from /lib64/libc.so.6 #37 0x00000000004006d9 in _start () ===========================================================