this derivation will be built:
  /nix/store/az1wgj69104w1hlv4adhkxajhs35ilhy-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/az1wgj69104w1hlv4adhkxajhs35ilhy-bcachefs-module-7.0.0-38-generic.drv'...