this derivation will be built:
  /nix/store/sj8za91shk81dxc1vdfc8j1pxlbq72zq-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/sj8za91shk81dxc1vdfc8j1pxlbq72zq-bcachefs-module-7.0.0-31-generic.drv'...