this derivation will be built:
  /nix/store/nzv2ghrgq481mc86z8sch87l2m66g2q7-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/nzv2ghrgq481mc86z8sch87l2m66g2q7-bcachefs-module-7.0.0-29-generic.drv'...