these 4 derivations will be built:
  /nix/store/5vdbb6r1h3qz65l5gmgkwbz2ykzssby5-iets-static-x86_64-unknown-linux-musl-0.2.0.drv
  /nix/store/cbwv5zyn4l82w1x0ymi2jii79gl24ifb-iets-static-aarch64-unknown-linux-musl-0.2.0.drv
  /nix/store/a9ifnxxxl8903bys3b25lbdzpifp1y9s-iets-release-0.2.0.drv
  /nix/store/jab0r78gzahc1sp0jwi6dglqvx1iyjvq-inputDerivation-effect-release.drv
building '/nix/store/cbwv5zyn4l82w1x0ymi2jii79gl24ifb-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'...
building '/nix/store/5vdbb6r1h3qz65l5gmgkwbz2ykzssby5-iets-static-x86_64-unknown-linux-musl-0.2.0.drv'...
copying 1 paths...
copying path '/nix/store/9hm5pf1cyppnfygq32s442091z5w35d4-source' to 'grpc://farm.numtide.com:50051'...
copying 1 paths to 'farm.numtide.com:50051'...
copying path '/nix/store/cbwv5zyn4l82w1x0ymi2jii79gl24ifb-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' to 'farm.numtide.com:50051'...
building '/nix/store/cbwv5zyn4l82w1x0ymi2jii79gl24ifb-iets-static-aarch64-unknown-linux-musl-0.2.0.drv' on farm.numtide.com:50051...
copying 1 paths...
copying path '/nix/store/y3qcalc8661n745mxnzv6kk3aw2gisb0-iets-static-aarch64-unknown-linux-musl-0.2.0' from 'grpc://farm.numtide.com:50051'...
building '/nix/store/a9ifnxxxl8903bys3b25lbdzpifp1y9s-iets-release-0.2.0.drv'...
building '/nix/store/jab0r78gzahc1sp0jwi6dglqvx1iyjvq-inputDerivation-effect-release.drv'...