id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
652	infinite loop in PDB reader	Greg Couch	Eric Pettersen	"The PDB reader goes into an infinite loop when trying to open 5a8l.  The top of the stack is as follows:
{{{
#0  0x00007fae5ccf20fd in atomstruct::_constrained(std::vector<char, std::allocator<char> > const&, atomstruct::AssocParams&, std::vector<int, std::allocator<int> >&, unsigned int) () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#1  0x00007fae5ccf2a77 in atomstruct::_constrained(std::vector<char, std::allocator<char> > const&, atomstruct::AssocParams&, std::vector<int, std::allocator<int> >&, unsigned int) () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#2  0x00007fae5ccf2a77 in atomstruct::_constrained(std::vector<char, std::allocator<char> > const&, atomstruct::AssocParams&, std::vector<int, std::allocator<int> >&, unsigned int) () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#3  0x00007fae5ccf2a77 in atomstruct::_constrained(std::vector<char, std::allocator<char> > const&, atomstruct::AssocParams&, std::vector<int, std::allocator<int> >&, unsigned int) () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#4  0x00007fae5ccf2711 in atomstruct::_constrained(std::vector<char, std::allocator<char> > const&, atomstruct::AssocParams&, std::vector<int, std::allocator<int> >&, unsigned int) () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#5  0x00007fae5ccf3a26 in atomstruct::constrained_match(std::vector<char, std::allocator<char> > const&, atomstruct::StructureSeq const&, atomstruct::AssocParams const&, unsigned int) () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#6  0x00007fae5ccf4faf in atomstruct::try_assoc(atomstruct::Sequence const&, atomstruct::StructureSeq const&, atomstruct::AssocParams const&, unsigned int) ()
   from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#7  0x00007fae5ccc177d in atomstruct::AtomicStructure::make_chains() const () from /home/socr/a/gregc/chimerax/bin/../lib/libatomstruct.so
#8  0x00007fae5cd91f62 in structure_num_chains () from /home/socr/a/gregc/chimerax/lib/python3.6/site-packages/chimerax/core/atomic/libmolc.so
#9  0x00007fadd15822be in ffi_call_unix64 () at /tmp/chx-develop.FKY5Cc/build/tmp/Python-3.6.1/Modules/_ctypes/libffi/src/x86/unix64.S:76
}}}"	defect	closed	blocker		Input/Output		fixed						all	ChimeraX