these 2 derivations will be built:
  /nix/store/zl6ya287gyb3vqxj8r71qk7d3nf513x8-flake-inputs.drv
  /nix/store/d0b9nma0xnvppi48zxv6184xbpdm96vq-check-flake-inputs.drv
building '/nix/store/zl6ya287gyb3vqxj8r71qk7d3nf513x8-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/zl6ya287gyb3vqxj8r71qk7d3nf513x8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building zl6ya287gyb3vqxj8r71qk7d3nf513x8-flake-inputs.drv
building '/nix/store/d0b9nma0xnvppi48zxv6184xbpdm96vq-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/d0b9nma0xnvppi48zxv6184xbpdm96vq-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building d0b9nma0xnvppi48zxv6184xbpdm96vq-check-flake-inputs.drv