Building and testing PPI-1.220 ... *** Error in `/usr/bin/perl': realloc(): invalid pointer: 0x0000000001dce00c *** ======= Backtrace: ========= /usr/lib/libc.so.6(+0x7198e)[0x7ff6605ca98e] /usr/lib/libc.so.6(+0x76dee)[0x7ff6605cfdee] /usr/lib/libc.so.6(realloc+0x1e8)[0x7ff6605d4108] /usr/lib/perl5/core_perl/CORE/libperl.so(Perl_safesysrealloc+0x10)[0x7ff6609a2820] /usr/lib/perl5/core_perl/CORE/libperl.so(Perl_markstack_grow+0x5d)[0x7ff6609f511d] /usr/lib/perl5/core_perl/CORE/libperl.so(Perl_pp_pushmark+0x35)[0x7ff6609c0c85] /usr/lib/perl5/core_perl/CORE/libperl.so(Perl_runops_standard+0x16)[0x7ff6609c03c6] /usr/lib/perl5/core_perl/CORE/libperl.so(perl_run+0x21d)[0x7ff66095108d] /usr/bin/perl(main+0x149)[0x400e39] /usr/lib/libc.so.6(__libc_start_main+0xf0)[0x7ff660579800] /usr/bin/perl(_start+0x29)[0x400e79] ======= Memory map: ========