this derivation will be built:
  /nix/store/y4y75vdja2z4jgn2d0wv18cq346vwl4d-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/y4y75vdja2z4jgn2d0wv18cq346vwl4d-bcachefs-module-7.0.0-30-generic.drv'...