this derivation will be built:
  /nix/store/ahy64k2m1clydbwiq8qbhrc62vlg3yny-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/ahy64k2m1clydbwiq8qbhrc62vlg3yny-bcachefs-module-7.0.0-31-generic.drv'...