this derivation will be built:
  /nix/store/4w1rfw51cp2c7y8adjcbswvs4qa8n93l-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/4w1rfw51cp2c7y8adjcbswvs4qa8n93l-bcachefs-module-7.0.0-29-generic.drv'...