build04: building s1f8l91mmcrk9anpm538594gic94nb4d-steam-1778003620.drv
Running phase: unpackPhase
Archive:  /nix/store/0mg9vlsvmxmng5g8x3n8hw7ijpwh1zxc-appdmg_osx.zip.984652b88a9737e3f4e77c656d9ffa67d5042c2c
  inflating: SteamMacBootstrapper.tar.gz  
  inflating: SteamMacBootstrapper.version  
Running phase: patchPhase
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: configurePhase
no configure script, doing nothing
Running phase: buildPhase
no Makefile or custom buildPhase, doing nothing
Running phase: installPhase