these 3 derivations will be built:
  /nix/store/9h4247qvkspdz8m831xrf0mcv5s2b4lb-source.drv
  /nix/store/q2gj4k367wqylhpi9rllhhn59bi79mm6-fx-0.0.17.drv
  /nix/store/7b62dmbiz7aad9zb1rd21fhr4kiic52j-check-fx.drv
scheduler at farm.numtide.com:50051: Stream removed (Socket closed), reconnecting
q2gj4k367wqylhpi9rllhhn59bi79mm6-fx-0.0.17.drv: Stream removed (Socket closed), asking the scheduler again
scheduler at farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: Failed to connect to remote host: Connection refused, reconnecting
warning: q2gj4k367wqylhpi9rllhhn59bi79mm6-fx-0.0.17.drv: no connected, non-draining worker for system 'aarch64-darwin' offers features {}, the workers offer {}, waiting up to 900s for a worker