this derivation will be built:
  /nix/store/ijgy9x8i7w3i2dhmrh9y8jxs6apg9897-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/ijgy9x8i7w3i2dhmrh9y8jxs6apg9897-bcachefs-module-7.0.0-39-generic.drv'...