these 2 derivations will be built:
  /nix/store/qd3446sm14l99xcrwmsrcr107jx1k3l7-flake-inputs.drv
  /nix/store/902kv4b97rapwcmvb57fjkgw6y08f7nh-check-flake-inputs.drv
building '/nix/store/qd3446sm14l99xcrwmsrcr107jx1k3l7-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/qd3446sm14l99xcrwmsrcr107jx1k3l7-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-726ae161: building qd3446sm14l99xcrwmsrcr107jx1k3l7-flake-inputs.drv
building '/nix/store/902kv4b97rapwcmvb57fjkgw6y08f7nh-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/902kv4b97rapwcmvb57fjkgw6y08f7nh-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-726ae161: building 902kv4b97rapwcmvb57fjkgw6y08f7nh-check-flake-inputs.drv