this derivation will be built:
  /nix/store/6s6838x3ds3f6sn1nzv05rvg2aqx73w8-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/6s6838x3ds3f6sn1nzv05rvg2aqx73w8-bcachefs-module-7.0.0-27-generic.drv'...