this derivation will be built:
  /nix/store/xpi15rnnrcmzhz4aaadf9xdp8j5k30xd-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/xpi15rnnrcmzhz4aaadf9xdp8j5k30xd-bcachefs-module-7.0.0-39-generic.drv'...