this derivation will be built:
  /nix/store/hvp4glpc0q0a60r2lcgn69ydhi17h6k6-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/hvp4glpc0q0a60r2lcgn69ydhi17h6k6-bcachefs-module-7.0.0-39-generic.drv'...