these 2 derivations will be built:
  /nix/store/zd4ihg47xhz67lxzcl53l3zicqc5a7hp-flake-inputs.drv
  /nix/store/h78lm70i2dvb5g5xa263z0x57r4qhvv0-check-flake-inputs.drv
building '/nix/store/zd4ihg47xhz67lxzcl53l3zicqc5a7hp-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/zd4ihg47xhz67lxzcl53l3zicqc5a7hp-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building zd4ihg47xhz67lxzcl53l3zicqc5a7hp-flake-inputs.drv
building '/nix/store/h78lm70i2dvb5g5xa263z0x57r4qhvv0-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/h78lm70i2dvb5g5xa263z0x57r4qhvv0-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building h78lm70i2dvb5g5xa263z0x57r4qhvv0-check-flake-inputs.drv