these 2 derivations will be built:
  /nix/store/48a01wwyis4n3zg0awdvrsv4gkbvx66i-flake-inputs.drv
  /nix/store/mqs6i0kqnssfyw3xq9ya39ii69fv9wpy-check-flake-inputs.drv
building '/nix/store/48a01wwyis4n3zg0awdvrsv4gkbvx66i-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/48a01wwyis4n3zg0awdvrsv4gkbvx66i-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 48a01wwyis4n3zg0awdvrsv4gkbvx66i-flake-inputs.drv
building '/nix/store/mqs6i0kqnssfyw3xq9ya39ii69fv9wpy-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/mqs6i0kqnssfyw3xq9ya39ii69fv9wpy-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building mqs6i0kqnssfyw3xq9ya39ii69fv9wpy-check-flake-inputs.drv