this derivation will be built:
  /nix/store/dna3ic8cwaa4qc7hl7dqys7aqdc556nv-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/dna3ic8cwaa4qc7hl7dqys7aqdc556nv-bcachefs-module-7.0.0-38-generic.drv'...