these 3 derivations will be built:
  /nix/store/zz85q7fk89wy4syj9jfsfwj7vhm23r6p-docker-image-sources.drv
  /nix/store/r1a2hka3fv7zgxil1i1b5vz82i96cyl7-docker-image-inputs.drv
  /nix/store/8rb0cvx0i80p9kp92y44fwicnmp1rk82-docker-image-inputs-hash.drv
building '/nix/store/zz85q7fk89wy4syj9jfsfwj7vhm23r6p-docker-image-sources.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'
building '/nix/store/zz85q7fk89wy4syj9jfsfwj7vhm23r6p-docker-image-sources.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/va25czbdpi5cdykw753g2r6bgfik2awm-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/r1a2hka3fv7zgxil1i1b5vz82i96cyl7-docker-image-inputs.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'
building '/nix/store/r1a2hka3fv7zgxil1i1b5vz82i96cyl7-docker-image-inputs.drv'
docker-image-inputs> Running phase: patchPhase
docker-image-inputs> Running phase: updateAutotoolsGnuConfigScriptsPhase
docker-image-inputs> Running phase: configurePhase
docker-image-inputs> no configure script, doing nothing
docker-image-inputs> Running phase: buildPhase
docker-image-inputs> no Makefile or custom buildPhase, doing nothing
docker-image-inputs> Running phase: installPhase
docker-image-inputs> Running phase: fixupPhase
docker-image-inputs> shrinking RPATHs of ELF executables and libraries in /nix/store/igfw8zs54zk0n9v7xphf3yvqiw24ryaa-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/igfw8zs54zk0n9v7xphf3yvqiw24ryaa-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/igfw8zs54zk0n9v7xphf3yvqiw24ryaa-docker-image-inputs
building '/nix/store/8rb0cvx0i80p9kp92y44fwicnmp1rk82-docker-image-inputs-hash.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'
building '/nix/store/8rb0cvx0i80p9kp92y44fwicnmp1rk82-docker-image-inputs-hash.drv'