these 2 derivations will be built:
  /nix/store/in75nbaj40jk6h67m1chkh5l9h9s5wyn-kandev-0.95.0.drv
  /nix/store/ddbqfhap7vqknkx4srnq55p06afq4a3p-check-kandev.drv
scheduler at farm.numtide.com:50051: Stream removed (Socket closed), reconnecting
in75nbaj40jk6h67m1chkh5l9h9s5wyn-kandev-0.95.0.drv: Stream removed (Socket closed), asking the scheduler again