these 3 derivations will be built:
  /nix/store/rxh8d626hlkmsnrci2qjvp0v8m1a3360-docker-image-sources.drv
  /nix/store/nh4dkk7xgkicyawsh7c5fj2i1hi71x9i-docker-image-inputs.drv
  /nix/store/hc97v05vgw6bc8v31kgjw4sqf7h3lxzb-docker-image-inputs-hash.drv
building '/nix/store/rxh8d626hlkmsnrci2qjvp0v8m1a3360-docker-image-sources.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/99x3dq23995kk335wzdwhb2ldcsyix9a-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/nh4dkk7xgkicyawsh7c5fj2i1hi71x9i-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/d4j9m8bpapkhwb94ifgh302cr9738hw0-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/d4j9m8bpapkhwb94ifgh302cr9738hw0-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/d4j9m8bpapkhwb94ifgh302cr9738hw0-docker-image-inputs
building '/nix/store/hc97v05vgw6bc8v31kgjw4sqf7h3lxzb-docker-image-inputs-hash.drv'