++ mktemp -d + checkout=/tmp/tmp.NpFScxv7e2 + trap 'rm -rf "$checkout"' EXIT + cp -R /var/lib/ci-tron/sources/921010f2372bb815/. /tmp/tmp.NpFScxv7e2 + cd /tmp/tmp.NpFScxv7e2 + nix develop --command odin build . -out:term GC Warning: Could not open /proc/stat + rm -rf /tmp/tmp.NpFScxv7e2