these 4 derivations will be built:
  /nix/store/7v7d7mkpx7gx24jb265s49aqxalhzqld-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/qjb1fhp5l2sp4j60k1alsc2dn5z9xy3j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/kazblys3rgdxsv258yaiji5dmy2shy9v-iets-release-0.2.0.drv
  /nix/store/bfsydx7hsqigqadjh6xs18a6zdf8n4vb-inputDerivation-effect-release.drv
building '/nix/store/7v7d7mkpx7gx24jb265s49aqxalhzqld-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
building '/nix/store/qjb1fhp5l2sp4j60k1alsc2dn5z9xy3j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'...
copying 1 paths...
copying path '/nix/store/v4437iy6cnpl2241kxjkq128h5s5z16r-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/qjb1fhp5l2sp4j60k1alsc2dn5z9xy3j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/qjb1fhp5l2sp4j60k1alsc2dn5z9xy3j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/iwq98336gybdsi2r6c7ygs2mf9xjc0v2-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/kazblys3rgdxsv258yaiji5dmy2shy9v-iets-release-0.2.0.drv'...
building '/nix/store/bfsydx7hsqigqadjh6xs18a6zdf8n4vb-inputDerivation-effect-release.drv'...