this derivation will be built:
  /nix/store/181b0k8s7hplhpqml7dijqq34sv13sz2-bcachefs-module-7.2.9-arch1-1.drv
building '/nix/store/181b0k8s7hplhpqml7dijqq34sv13sz2-bcachefs-module-7.2.9-arch1-1.drv'...