these 2 derivations will be built:
  /nix/store/x6m4awn41mifqr787v56p1givn9mk5ca-flake-inputs.drv
  /nix/store/vz2sl3fzzim2v0d82ggpyzlq847yw4pa-check-flake-inputs.drv
building '/nix/store/x6m4awn41mifqr787v56p1givn9mk5ca-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/x6m4awn41mifqr787v56p1givn9mk5ca-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building x6m4awn41mifqr787v56p1givn9mk5ca-flake-inputs.drv
building '/nix/store/vz2sl3fzzim2v0d82ggpyzlq847yw4pa-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/vz2sl3fzzim2v0d82ggpyzlq847yw4pa-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building vz2sl3fzzim2v0d82ggpyzlq847yw4pa-check-flake-inputs.drv