these 4 derivations will be built:
  /nix/store/8iw60ss16p8gpsb81fzj3a70c073v0wp-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/yv73pfngd3p7l4g21n4y6dfrij29s79d-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/mvv7n5axi1cdk674lqsz8kbx01cqyv0r-iets-release-0.2.0.drv
  /nix/store/3gh9jdfkkj24jn7z71izkxnwk9hwpf9m-inputDerivation-effect-release.drv
building '/nix/store/8iw60ss16p8gpsb81fzj3a70c073v0wp-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
building '/nix/store/yv73pfngd3p7l4g21n4y6dfrij29s79d-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'...
copying 1 paths...
copying path '/nix/store/brxhawbl1fa6wa7xpzxs6spbvz1cv7q3-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/yv73pfngd3p7l4g21n4y6dfrij29s79d-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/yv73pfngd3p7l4g21n4y6dfrij29s79d-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/cmpr5g5camisc8rjc9r5m5hpggay6vx6-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/mvv7n5axi1cdk674lqsz8kbx01cqyv0r-iets-release-0.2.0.drv'...
building '/nix/store/3gh9jdfkkj24jn7z71izkxnwk9hwpf9m-inputDerivation-effect-release.drv'...