this derivation will be built:
  /nix/store/d90g69k2v1r45cp5bkw45z6f8s92xmd1-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/d90g69k2v1r45cp5bkw45z6f8s92xmd1-bcachefs-module-7.0.0-29-generic.drv'...