these 4 derivations will be built:
  /nix/store/99x9qvw4hwgrf47y8aivns1vn4brzbhp-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/w75hnr12v5rjj9ylv3yfzvxl0w058h6j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/8bzs8v1pj3xvavrna0id6px43asw37r7-iets-release-0.2.0.drv
  /nix/store/1djffb2gaw7v6rg4xrkbinl2siy73wgr-inputDerivation-effect-release.drv
building '/nix/store/99x9qvw4hwgrf47y8aivns1vn4brzbhp-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
building '/nix/store/w75hnr12v5rjj9ylv3yfzvxl0w058h6j-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/q7fgx3hc37vgl52609ag2kfpvwk4n4mf-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/w75hnr12v5rjj9ylv3yfzvxl0w058h6j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/w75hnr12v5rjj9ylv3yfzvxl0w058h6j-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/spba3yqhkv960j0kdljkcgqk9kk6sg62-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/8bzs8v1pj3xvavrna0id6px43asw37r7-iets-release-0.2.0.drv'...
building '/nix/store/1djffb2gaw7v6rg4xrkbinl2siy73wgr-inputDerivation-effect-release.drv'...