this derivation will be built:
  /nix/store/4drs81cr3838z9ndddk646ayrgyzwn3x-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/4drs81cr3838z9ndddk646ayrgyzwn3x-bcachefs-module-7.0.0-31-generic.drv'...