this derivation will be built:
  /nix/store/agc6cf46dmk57q5labbfcdbhgj91ijbr-bcachefs-module-7.0.0-28-generic-64k.drv
building '/nix/store/agc6cf46dmk57q5labbfcdbhgj91ijbr-bcachefs-module-7.0.0-28-generic-64k.drv'...