these 2 derivations will be built:
  /nix/store/dby1n92mmvp1bjghm360w1h89hpmqb3h-flake-inputs.drv
  /nix/store/90f8g5vsl2b6v00qvz02haivb4a5ilkc-check-flake-inputs.drv
building '/nix/store/dby1n92mmvp1bjghm360w1h89hpmqb3h-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/dby1n92mmvp1bjghm360w1h89hpmqb3h-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-cb8e95dc: building dby1n92mmvp1bjghm360w1h89hpmqb3h-flake-inputs.drv
building '/nix/store/90f8g5vsl2b6v00qvz02haivb4a5ilkc-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/90f8g5vsl2b6v00qvz02haivb4a5ilkc-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-dd5b305f: building 90f8g5vsl2b6v00qvz02haivb4a5ilkc-check-flake-inputs.drv