this derivation will be built:
  /nix/store/d1k7bzxj7qdcwkj9vf3pisal0db7kd47-check-pi.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/d1k7bzxj7qdcwkj9vf3pisal0db7kd47-check-pi.drv' on farm.numtide.com:50051
check-pi> bld1: building d1k7bzxj7qdcwkj9vf3pisal0db7kd47-check-pi.drv