these 2 derivations will be built:
  /nix/store/w4r5q4whilcm96d2fgh4lmzv42cijf1g-flake-inputs.drv
  /nix/store/rxzjdvs0psavp5hz0sa4gv4g867zj4bi-check-flake-inputs.drv
w4r5q4whilcm96d2fgh4lmzv42cijf1g-flake-inputs.drv: mac02: not scheduled here: w4r5q4whilcm96d2fgh4lmzv42cijf1g-flake-inputs.drv, asking the scheduler again