this derivation will be built:
  /nix/store/rvynp31hwbl6sg3lm6d67n874m8ii5bv-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/rvynp31hwbl6sg3lm6d67n874m8ii5bv-bcachefs-module-7.0.0-39-generic.drv'...