this derivation will be built:
  /nix/store/nfvlrnfwrj7vxzrm7568bil4lv9fbc6s-structure-pi-agent-environment.drv
building '/nix/store/nfvlrnfwrj7vxzrm7568bil4lv9fbc6s-structure-pi-agent-environment.drv'

upload niks3: ok