these 2 derivations will be built:
  /nix/store/is3qmrv4rgk597hl7kh7xyi3ajdwggg9-treefmt-with-config-2.6.0.drv
  /nix/store/nvkxvs5qq9xy3mswaqv18k6kjmb74z8b-treefmt-with-config-check.drv