these 3 derivations will be built:
  /nix/store/jyf2krf5zrfyxa2f5ghqx36phn9l87ij-amp-linux-arm64.drv
  /nix/store/ah6wxl5nc6y3lpb2m021jjyilxknidd5-amp-0.0.1791662459-g6be10b.drv
  /nix/store/avljlwcp84mwvsvgjr86hy64c74h023b-check-amp.drv
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting
scheduler at farm.numtide.com:50051: no healthy upstream, reconnecting