these 4 derivations will be built:
  /nix/store/7yi290s56h4x61jixdx6mnqrqj12lbhm-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/bj6v5yrxy9wvlrv7vn7a5gbg1dk2ix62-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/29nibklbb8sx6k4pcz30a571d7zpv412-iets-release-0.2.0.drv
  /nix/store/dsy5gqmpavpx60ffjr1rxapgsafia6lr-inputDerivation-effect-release.drv
building '/nix/store/7yi290s56h4x61jixdx6mnqrqj12lbhm-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
building '/nix/store/bj6v5yrxy9wvlrv7vn7a5gbg1dk2ix62-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/n8i941prxr16nk0aqm5kixqsr0i0ykdi-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/bj6v5yrxy9wvlrv7vn7a5gbg1dk2ix62-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/bj6v5yrxy9wvlrv7vn7a5gbg1dk2ix62-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/2hb83552yl0gps1bbyfriws0ffsz93gq-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/29nibklbb8sx6k4pcz30a571d7zpv412-iets-release-0.2.0.drv'...
building '/nix/store/dsy5gqmpavpx60ffjr1rxapgsafia6lr-inputDerivation-effect-release.drv'...