object.Exception@treemapgen.d(56): No symbols
----------------
/usr/local/src/phobos/std/exception.d:389 pure @safe void std.exception.bailOut!(Exception).bailOut(immutable(char)[], ulong, const(char[])) [0x4a62fa]
/usr/local/src/phobos/std/exception.d:357 pure @safe bool std.exception.enforce!(Exception, bool).enforce(bool, lazy const(char)[], immutable(char)[], ulong) [0x4a627a]
treemapgen.d:13 _Dmain [0x4a30f8]
src/rt/dmain2.d:472 _D2rt6dmain211_d_run_mainUiPPaPUAAaZiZ6runAllMFZ9__lambda1MFZv [0x4d1918]
src/rt/dmain2.d:447 void rt.dmain2._d_run_main(int, char**, extern (C) int function(char[][])*).tryExec(scope void delegate()) [0x4d1834]
src/rt/dmain2.d:472 void rt.dmain2._d_run_main(int, char**, extern (C) int function(char[][])*).runAll() [0x4d18bf]
src/rt/dmain2.d:447 void rt.dmain2._d_run_main(int, char**, extern (C) int function(char[][])*).tryExec(scope void delegate()) [0x4d1834]
src/rt/dmain2.d:480 _d_run_main [0x4d17a8]
??:? main [0x4acaaf]
??:? __libc_start_main [0x4153982f]