this derivation will be built:
  /nix/store/sy27m7x9ma385p8mzdiialv4vdbz81jq-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/sy27m7x9ma385p8mzdiialv4vdbz81jq-bcachefs-module-7.0.0-31-generic.drv'...