this derivation will be built:
  /nix/store/qyip0acjpqrk2ksmlc2rmghbmir2x1rl-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/qyip0acjpqrk2ksmlc2rmghbmir2x1rl-bcachefs-module-7.0.0-39-generic.drv'...