parser fails check integer ranges

~/gitimp/Kryptostack$ kc 170141183460469231731687303715884105728
ks: adapter128.cpp:62: __int128 stoint128(const std::string&): Assertion `algo::isint128( p_s )' failed.
/home/.../kb: line 137: 2541528 Done                    ( cat $SRCLIST; sed '1{/^#!/!b; d}' )
     2541529                       | "$PARSER" ${GO_VERBOSE}
     2541531 Aborted                 (core dumped) | "$KS" ${GO_VERBOSE} -