this derivation will be built:
  /nix/store/azmkz1cw01x456y8aqd0idci691kq7ky-bcachefs-module-7.0.0-28-generic-64k.drv
building '/nix/store/azmkz1cw01x456y8aqd0idci691kq7ky-bcachefs-module-7.0.0-28-generic-64k.drv'...