these 3 derivations will be built:
  /nix/store/2psgbw95k7b7zzxm8mpxzldi7ahg24wq-docker-image-sources.drv
  /nix/store/q0ycjga10y112x6bz62n1rgvaf6brl0g-docker-image-inputs.drv
  /nix/store/c334d9047gm9dh7x6q852agjg9x2nbk6-docker-image-inputs-hash.drv
building '/nix/store/2psgbw95k7b7zzxm8mpxzldi7ahg24wq-docker-image-sources.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/rlmdm1wciyhgl36pjkmab7bh5mkdb9sr-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/q0ycjga10y112x6bz62n1rgvaf6brl0g-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/7n1qihv84ha1zgcd3vd2pshlpv4zb8cp-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/7n1qihv84ha1zgcd3vd2pshlpv4zb8cp-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/7n1qihv84ha1zgcd3vd2pshlpv4zb8cp-docker-image-inputs
building '/nix/store/c334d9047gm9dh7x6q852agjg9x2nbk6-docker-image-inputs-hash.drv'