this derivation will be built:
  /nix/store/aaq51x6vdpff6f7sscbrb754dzdwrixz-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/aaq51x6vdpff6f7sscbrb754dzdwrixz-bcachefs-module-7.0.0-29-generic.drv'...