these 4 derivations will be built:
  /nix/store/pg4fwr5w7bgk54wdh12q2gw91jxswy6a-docker-image-packages-manifest.drv
  /nix/store/zra4l6bx41dn3xwhqpyjn57k1qkbmb42-docker-image-sources.drv
  /nix/store/cwwnnmqzygmalwz5bgym1b9bpnh6ygfx-docker-image-inputs.drv
  /nix/store/pygz5ii874pkkxm4pkx22dmgi3ggvj4g-docker-image-inputs-hash.drv
building '/nix/store/zra4l6bx41dn3xwhqpyjn57k1qkbmb42-docker-image-sources.drv'
building '/nix/store/pg4fwr5w7bgk54wdh12q2gw91jxswy6a-docker-image-packages-manifest.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/i1kax5p3kh8p1qfm2pj1xj42nqpli11i-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/cwwnnmqzygmalwz5bgym1b9bpnh6ygfx-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/mbcr77v766a15lgm60l8sfcd2wi1h3hg-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/mbcr77v766a15lgm60l8sfcd2wi1h3hg-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/mbcr77v766a15lgm60l8sfcd2wi1h3hg-docker-image-inputs
building '/nix/store/pygz5ii874pkkxm4pkx22dmgi3ggvj4g-docker-image-inputs-hash.drv'