these 3 derivations will be built:
  /nix/store/5fsm0wfn8z731w1bz3jn2gmcl0n599rn-docker-image-sources.drv
  /nix/store/kyknfcpwl9npij4509bx6kzpnw3isg9h-docker-image-inputs.drv
  /nix/store/m1yvqns25aaqvx582jdfincyhinkq1nk-docker-image-inputs-hash.drv
building '/nix/store/5fsm0wfn8z731w1bz3jn2gmcl0n599rn-docker-image-sources.drv'
docker-image-sources> Running phase: unpackPhase
docker-image-sources> unpacking source archive /nix/store/kp0zzxjvxrk85c4ckkkpk3xdq6m8snds-source
docker-image-sources> source root is source
docker-image-sources> Running phase: installPhase
building '/nix/store/kyknfcpwl9npij4509bx6kzpnw3isg9h-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/l7jy5kczm0c5imvvmcqb1079k87amwm4-docker-image-inputs
docker-image-inputs> checking for references to /build/ in /nix/store/l7jy5kczm0c5imvvmcqb1079k87amwm4-docker-image-inputs...
docker-image-inputs> patching script interpreter paths in /nix/store/l7jy5kczm0c5imvvmcqb1079k87amwm4-docker-image-inputs
building '/nix/store/m1yvqns25aaqvx582jdfincyhinkq1nk-docker-image-inputs-hash.drv'