terminate called after throwing an instance of 'std::length_error'
  what():  basic_string::replace
/bin/sh: line 3: 12437 Aborted                 (core dumped) /usr/local/bin/trie-spell-foma kl-latest/acceptor-kl.foma kl-latest/kl.trie < goldstandard.spin.txt > goldstandard.spout.txt

real	1m1.871s
user	0m38.768s
sys	0m0.360s