these 2 derivations will be built:
  /nix/store/4ki8k8qxwm4b6hrf2p4yfs4f13il28rn-flake-inputs.drv
  /nix/store/2cn1a5kvva873wc5q4y24l22vx608brg-check-flake-inputs.drv
building '/nix/store/4ki8k8qxwm4b6hrf2p4yfs4f13il28rn-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4ki8k8qxwm4b6hrf2p4yfs4f13il28rn-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 4ki8k8qxwm4b6hrf2p4yfs4f13il28rn-flake-inputs.drv
building '/nix/store/2cn1a5kvva873wc5q4y24l22vx608brg-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/2cn1a5kvva873wc5q4y24l22vx608brg-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 2cn1a5kvva873wc5q4y24l22vx608brg-check-flake-inputs.drv