these 2 derivations will be built:
  /nix/store/8n25icvbvi517z9sim84k9gbpa3v8fjb-flake-inputs.drv
  /nix/store/14yciiiaa29ax55rd2mqflbfd3zqwxln-check-flake-inputs.drv
building '/nix/store/8n25icvbvi517z9sim84k9gbpa3v8fjb-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/8n25icvbvi517z9sim84k9gbpa3v8fjb-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-23d67df9: building 8n25icvbvi517z9sim84k9gbpa3v8fjb-flake-inputs.drv
building '/nix/store/14yciiiaa29ax55rd2mqflbfd3zqwxln-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/14yciiiaa29ax55rd2mqflbfd3zqwxln-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-23d67df9: building 14yciiiaa29ax55rd2mqflbfd3zqwxln-check-flake-inputs.drv