this derivation will be built:
  /nix/store/m6afh0jm149739mxx5g68sjgp54lnxiz-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/m6afh0jm149739mxx5g68sjgp54lnxiz-bcachefs-module-7.0.0-39-generic.drv'...