these 3 derivations will be built:
  /nix/store/33yixgb7mq9adiq27gsd99mlfnv252zv-source.drv
  /nix/store/611gfxia521cxyp8sybab5rd54b38xpd-drone-runner-docker-1.8.2-go-modules.drv
  /nix/store/69nnjq6a71k5d7awjl7ffgbw8xbn9l0a-drone-runner-docker-1.8.2.drv