these 6 derivations will be built:
  /nix/store/dn5b7dldlnjyyjv3fm35v2s22qrcy14g-source.drv
  /nix/store/3ry7n8sa9ljy73c814l61nsnhrnd4js4-herdr-core-0.1.19-zig-deps.drv
  /nix/store/hml9sc9db0ph6y1m5jc309w1x6n9w49v-herdr-core-0.1.19-vendor-staging.drv
  /nix/store/bqnfiwbqxf7d7miplmn0d9brb4mk4lx8-herdr-core-0.1.19-vendor.drv
  /nix/store/wib76qi9fs77hxzckw1kz7kg9lgwh26i-herdr-core-0.1.19.drv
  /nix/store/9r43h2lc36m918mq321mrx9df3nh43hp-check-herdr-core.drv
building '/nix/store/9r43h2lc36m918mq321mrx9df3nh43hp-check-herdr-core.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/9r43h2lc36m918mq321mrx9df3nh43hp-check-herdr-core.drv' on farm.numtide.com:50051
check-herdr-core> mac02: building 9r43h2lc36m918mq321mrx9df3nh43hp-check-herdr-core.drv