#0  0x00007f264eeb7062 in ?? () from /tmp/apport_sandbox_w9xPNc/usr/lib/x86_64-linux-gnu/libQtDeclarative.so.4
#1  0x00007f264ee19e34 in ?? () from /tmp/apport_sandbox_w9xPNc/usr/lib/x86_64-linux-gnu/libQtDeclarative.so.4
#2  0x00007f264eeb8545 in ?? () from /tmp/apport_sandbox_w9xPNc/usr/lib/x86_64-linux-gnu/libQtDeclarative.so.4
#3  0x00007f264eebdb8e in ?? () from /tmp/apport_sandbox_w9xPNc/usr/lib/x86_64-linux-gnu/libQtDeclarative.so.4
#4  0x00007f264a9b0fe0 in QScript::DeclarativeObjectDelegate::getOwnPropertySlot (this=0x31a6630, object=0x7f26253bf5c0, exec=0x7f2637c00098, propertyName=..., slot=...) at bridge/qscriptdeclarativeobject.cpp:76
  [Error: bridge/qscriptdeclarativeobject.cpp was not found in source tree]
#5  0x00007f264a889855 in fastGetOwnPropertySlot (this=0x7f26253bf5c0, slot=..., propertyName=..., exec=0x7f2637c00098) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSObject.h:382
  [Error: ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSObject.h was not found in source tree]
#6  getPropertySlot (slot=..., propertyName=..., exec=<optimized out>, this=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSObject.h:391
  [Error: ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSObject.h was not found in source tree]
#7  QTJSC::cti_op_resolve_skip (args=0x7fff82c5dcc0) at ../3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp:2307
  [Error: ../3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp was not found in source tree]
#8  0x00007f263404de18 in ?? ()
#9  0x0000000000000000 in ?? ()