these 2 derivations will be built:
  /nix/store/brkzv80ws9dx97i2gpa5dk26n82ffc8h-flake-inputs.drv
  /nix/store/5dc592pk7rj0pr152z525za27i7bns1n-check-flake-inputs.drv
building '/nix/store/brkzv80ws9dx97i2gpa5dk26n82ffc8h-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/brkzv80ws9dx97i2gpa5dk26n82ffc8h-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-935b3303: building brkzv80ws9dx97i2gpa5dk26n82ffc8h-flake-inputs.drv
building '/nix/store/5dc592pk7rj0pr152z525za27i7bns1n-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/5dc592pk7rj0pr152z525za27i7bns1n-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-935b3303: building 5dc592pk7rj0pr152z525za27i7bns1n-check-flake-inputs.drv