this derivation will be built:
  /nix/store/c2lja0plkb6ki79i8lqgzzwwld02fi1a-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/c2lja0plkb6ki79i8lqgzzwwld02fi1a-bcachefs-module-7.0.0-39-generic.drv'...