=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for MoarVM-2020.02.1.tar.gz
=> Checksum RMD160 OK for MoarVM-2020.02.1.tar.gz
=> Checksum SHA512 OK for MoarVM-2020.02.1.tar.gz
===> Installing dependencies for MoarVM-2020.02.1nb1
=> Tool dependency gmake>=3.81: found gmake-4.2.1nb1
=> Tool dependency perl>=5.0: found perl-5.30.2
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency libatomic_ops>=7.4.0<2000: found libatomic_ops-7.6.10
=> Full dependency libffi>=3.3nb1: found libffi-3.3nb1
=> Full dependency libuv>=1.6: found libuv-1.35.0
=> Full dependency ltm>=0.30nb1: found ltm-1.2.0
===> Overriding tools for MoarVM-2020.02.1nb1
===> Extracting for MoarVM-2020.02.1nb1
===> Patching for MoarVM-2020.02.1nb1
=> Applying pkgsrc patches for MoarVM-2020.02.1nb1
===> Creating toolchain wrappers for MoarVM-2020.02.1nb1
===> Configuring for MoarVM-2020.02.1nb1
Welcome to MoarVM!

Configuring native build environment ................... 
    trying to compile a simple C program ............... YES
    probing support of -Werror=* ....................... YES
did not find libzstd; will not use heap snapshot format version 3
OK

    probing whether your compiler thinks that it is gcc  Can't compile simple gcc probe, so something is badly wrong at build/probe.pm line 147.
*** Error code 25

Stop.
make[1]: stopped in /usr/pkgsrc/devel/MoarVM
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/devel/MoarVM