these 3 derivations will be built:
  /nix/store/0rqybk1gxyabsdsp98sx0ak6vkyakkjv-docker-image-sources.drv
  /nix/store/y5dyf0f9aiidaa0rshilm6i8j4k1fq0b-docker-image-inputs.drv
  /nix/store/z1d4zz2mhgl8rnxllsw406kqacfxvkdz-docker-image-inputs-hash.drv
building '/nix/store/0rqybk1gxyabsdsp98sx0ak6vkyakkjv-docker-image-sources.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/gwg0x6249mrxwfj39fhdzam22ywisnx1-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/y5dyf0f9aiidaa0rshilm6i8j4k1fq0b-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/75qk0i0w1xkapj2r8ixlvb2c7ds9dsxn-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/75qk0i0w1xkapj2r8ixlvb2c7ds9dsxn-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/75qk0i0w1xkapj2r8ixlvb2c7ds9dsxn-docker-image-inputs
building '/nix/store/z1d4zz2mhgl8rnxllsw406kqacfxvkdz-docker-image-inputs-hash.drv'