these 2 derivations will be built:
  /nix/store/b2mdvfl993ig8bh4v29r73snnjnripd2-flake-inputs.drv
  /nix/store/crl0chqvxwm9j86pi8m5vsis29yydjv0-check-flake-inputs.drv
building '/nix/store/b2mdvfl993ig8bh4v29r73snnjnripd2-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/b2mdvfl993ig8bh4v29r73snnjnripd2-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building b2mdvfl993ig8bh4v29r73snnjnripd2-flake-inputs.drv
building '/nix/store/crl0chqvxwm9j86pi8m5vsis29yydjv0-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/crl0chqvxwm9j86pi8m5vsis29yydjv0-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building crl0chqvxwm9j86pi8m5vsis29yydjv0-check-flake-inputs.drv