this derivation will be built:
  /nix/store/0g64sprsc20lj8z7qw97d764yip7jfq4-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/0g64sprsc20lj8z7qw97d764yip7jfq4-bcachefs-module-7.0.0-31-generic.drv'...