this derivation will be built:
  /nix/store/7wd3irfqvcc4xsvxq1rgphz32ah0ycpa-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/7wd3irfqvcc4xsvxq1rgphz32ah0ycpa-bcachefs-module-7.0.0-34-generic.drv'...