these 2 derivations will be built:
  /nix/store/vby4xhb1cmsi6jyc7sy287742w5saqi3-flake-inputs.drv
  /nix/store/wic6f0fhf0s0s2iv39gnq8w2zcflbi4z-check-flake-inputs.drv
building '/nix/store/vby4xhb1cmsi6jyc7sy287742w5saqi3-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/vby4xhb1cmsi6jyc7sy287742w5saqi3-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-23d67df9: building vby4xhb1cmsi6jyc7sy287742w5saqi3-flake-inputs.drv
building '/nix/store/wic6f0fhf0s0s2iv39gnq8w2zcflbi4z-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/wic6f0fhf0s0s2iv39gnq8w2zcflbi4z-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-23d67df9: building wic6f0fhf0s0s2iv39gnq8w2zcflbi4z-check-flake-inputs.drv