these 3 derivations will be built:
  /nix/store/3g8vms57adrn5bhi81n9whfzwrcfn4ny-docker-image-sources.drv
  /nix/store/w0jqv7cx8vmqnfijdirmx6gi70z7g8jg-docker-image-inputs.drv
  /nix/store/d6zb9j1kj1wbg2cvxsiyrifkda81y9sa-docker-image-inputs-hash.drv
building '/nix/store/3g8vms57adrn5bhi81n9whfzwrcfn4ny-docker-image-sources.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/r4lwsk6x3h69nsifsdv97bi2vrgdj2i7-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/w0jqv7cx8vmqnfijdirmx6gi70z7g8jg-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/z0fn2xx78hz9nyx6nkcbg2yka63li7k5-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/z0fn2xx78hz9nyx6nkcbg2yka63li7k5-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/z0fn2xx78hz9nyx6nkcbg2yka63li7k5-docker-image-inputs
building '/nix/store/d6zb9j1kj1wbg2cvxsiyrifkda81y9sa-docker-image-inputs-hash.drv'