this derivation will be built:
  /nix/store/vfkjb78fq1fvdkavf44xl4kc4fd3nh6z-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/vfkjb78fq1fvdkavf44xl4kc4fd3nh6z-bcachefs-module-7.0.0-39-generic.drv'...