these 4 derivations will be built:
  /nix/store/94phggg5b233pp394kxn5xbmymdglxbs-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/f85bx7k85r8fgzxs9nz9l17g7p8929k1-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/1h8fdh4rh1d979q3ibakdqwlm4fp8dzj-iets-release-0.2.0.drv
  /nix/store/11km15g2v36q7qw88hy3h469m4b8rymw-inputDerivation-effect-release.drv
building '/nix/store/94phggg5b233pp394kxn5xbmymdglxbs-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'...
building '/nix/store/f85bx7k85r8fgzxs9nz9l17g7p8929k1-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
copying 1 paths...
copying path '/nix/store/q0c335arv3bz4gvgypb47njp66rmn560-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/94phggg5b233pp394kxn5xbmymdglxbs-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/94phggg5b233pp394kxn5xbmymdglxbs-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/xpfx9f92zl6vxs4shlglivyn8g3mlhhw-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/1h8fdh4rh1d979q3ibakdqwlm4fp8dzj-iets-release-0.2.0.drv'...
building '/nix/store/11km15g2v36q7qw88hy3h469m4b8rymw-inputDerivation-effect-release.drv'...