this derivation will be built:
  /nix/store/p5if92lal39c47zhfvqgpjxpbmgb8m2z-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/p5if92lal39c47zhfvqgpjxpbmgb8m2z-bcachefs-module-7.0.0-30-generic.drv'...