this derivation will be built:
  /nix/store/03fnd87yjf42vhbkgjd77wp6gl2w0kfv-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/03fnd87yjf42vhbkgjd77wp6gl2w0kfv-bcachefs-module-7.0.0-26-generic.drv'...