these 4 derivations will be built:
  /nix/store/1088kh15hc4hsrxv5dska8dzb72xnz0m-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/gapk30p0al1n10jrbhrqrsj34lk9pb3l-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/24awd73hz4x8iqii4azmzhd69p8h6ihz-iets-release-0.2.0.drv
  /nix/store/r44f2dxq6zmmfifccydlmxf1pi7y8mrj-inputDerivation-effect-release.drv
building '/nix/store/gapk30p0al1n10jrbhrqrsj34lk9pb3l-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/1088kh15hc4hsrxv5dska8dzb72xnz0m-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
copying 1 paths...
copying path '/nix/store/21p6fpkgs9645skhjrm70pq0ns459wx4-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/gapk30p0al1n10jrbhrqrsj34lk9pb3l-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/gapk30p0al1n10jrbhrqrsj34lk9pb3l-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/49nx3iky6cvf7wjd6r61x7d6brmy2v9z-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/24awd73hz4x8iqii4azmzhd69p8h6ihz-iets-release-0.2.0.drv'...
building '/nix/store/r44f2dxq6zmmfifccydlmxf1pi7y8mrj-inputDerivation-effect-release.drv'...