these 2 derivations will be built:
  /nix/store/ir0hmbwvjxfhzr367plgppq2v8dxmhd4-flake-inputs.drv
  /nix/store/l7jpriz95apxqsl0qhnrr7f6srqvnd2v-check-flake-inputs.drv
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting