this derivation will be built:
  /nix/store/5kv2z6x93ijf918qh0gmrhdx65snyisv-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/5kv2z6x93ijf918qh0gmrhdx65snyisv-bcachefs-module-7.0.0-29-generic.drv'...