don't know how to build these paths:
  /nix/store/ql1j3pxkyvh1mfs61y5haj610wdhsxv8-interpolate-conformance.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/ql1j3pxkyvh1mfs61y5haj610wdhsxv8-interpolate-conformance.drv' on farm.numtide.com:50051
interpolate-conformance> shipyard-worker-4/nix-grpc-farm-worker-x86-64-7b4dd44f89-tpmc5: building ql1j3pxkyvh1mfs61y5haj610wdhsxv8-interpolate-conformance.drv
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected