these 4 derivations will be built:
  /nix/store/1g9zr0kx1qhmv51lw3sybkr5mj3sxvvl-iets-static-aarch64-unknown-linux-musl-0.1.0.drv
  /nix/store/pdvz9sgigar61n7b6fs3ymsyi4pax0i4-iets-static-x86_64-unknown-linux-musl-0.1.0.drv
  /nix/store/lhlf5n2nyx6j91igrzb547gyy75bbbn1-iets-release-0.1.0.drv
  /nix/store/2xjfrsc33glfdq9knw393sqrakr1apzk-inputDerivation-effect-release.drv
building '/nix/store/pdvz9sgigar61n7b6fs3ymsyi4pax0i4-iets-static-x86_64-unknown-linux-musl-0.1.0.drv'...
building '/nix/store/1g9zr0kx1qhmv51lw3sybkr5mj3sxvvl-iets-static-aarch64-unknown-linux-musl-0.1.0.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-linux'...
copying 1 paths...
copying path '/nix/store/6wxgqwchkj399zqd29a67lfqp5qzr4rm-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/1g9zr0kx1qhmv51lw3sybkr5mj3sxvvl-iets-static-aarch64-unknown-linux-musl-0.1.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/1g9zr0kx1qhmv51lw3sybkr5mj3sxvvl-iets-static-aarch64-unknown-linux-musl-0.1.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/bn7vi9mk221sxh6cx4j67ckpf4ia9clf-iets-static-aarch64-unknown-linux-musl-0.1.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/lhlf5n2nyx6j91igrzb547gyy75bbbn1-iets-release-0.1.0.drv'...
building '/nix/store/2xjfrsc33glfdq9knw393sqrakr1apzk-inputDerivation-effect-release.drv'...