Checking if your kit is complete...
Looks good
Writing Makefile for Crypt::Square
cp Square.pm blib/lib/Crypt/Square.pm
/home/cpanrun/build/5.6.1/bin/perl -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi -I/home/cpanrun/build/5.6.1/lib/5.6.1 /home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp  -typemap /home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/typemap -typemap typemap Square.xs > Square.xsc && mv Square.xsc Square.c
gcc -c -I. -DUSE_REENTRANT_API -D_GNU_SOURCE -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DVERSION=\"1.0.0\" -DXS_VERSION=\"1.0.0\" -fpic -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/CORE  Square.c
Running Mkbootstrap for Crypt::Square ()
chmod 644 Square.bs
rm -f blib/arch/auto/Crypt/Square/Square.so
LD_RUN_PATH="" gcc  -shared Square.o  -o blib/arch/auto/Crypt/Square/Square.so     
chmod 755 blib/arch/auto/Crypt/Square/Square.so
cp Square.bs blib/arch/auto/Crypt/Square/Square.bs
chmod 644 blib/arch/auto/Crypt/Square/Square.bs
Manifying blib/man3/Crypt::Square.3
PERL_DL_NONLAZY=1 /home/cpanrun/build/5.6.1/bin/perl -Iblib/arch -Iblib/lib -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi -I/home/cpanrun/build/5.6.1/lib/5.6.1 -e 'use Test::Harness qw(&runtests $verbose); $verbose=0; runtests @ARGV;' t/*.t
t/01................ok
t/02................ok
t/03................ok
t/04................ok
t/loading...........ok
All tests successful.
Files=5, Tests=9,  3 wallclock secs ( 2.85 cusr +  0.18 csys =  3.03 CPU)
Installing /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/i686-linux-thread-multi/auto/Crypt/Square/Square.so
Installing /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/i686-linux-thread-multi/auto/Crypt/Square/Square.bs
Installing /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/i686-linux-thread-multi/Crypt/Square.pm
Installing /home/cpanrun/build/5.6.1/man/man3/Crypt::Square.3
Appending installation info to /home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/perllocal.pod