this derivation will be built:
  /nix/store/mdi8zpff1rhh6534gdpvljgz2rjy9kqm-bcachefs-module-7.1.2-zen3-1-zen.drv
building '/nix/store/mdi8zpff1rhh6534gdpvljgz2rjy9kqm-bcachefs-module-7.1.2-zen3-1-zen.drv'...