don't know how to build these paths:
  /nix/store/mj5dxw4ng3qkln37ia4n0mh05zhy3naj-iets-classic-2.34.9.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/mj5dxw4ng3qkln37ia4n0mh05zhy3naj-iets-classic-2.34.9.drv' on farm.numtide.com:50051
iets-classic-2.34.9> bld1: building mj5dxw4ng3qkln37ia4n0mh05zhy3naj-iets-classic-2.34.9.drv