don't know how to build these paths:
  /nix/store/zpb354kr2aj4as2vgmbjws74jyily2b2-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/zpb354kr2aj4as2vgmbjws74jyily2b2-interpolate-conformance.drv' on farm.numtide.com:50051
interpolate-conformance> shipyard-worker-1/nix-grpc-farm-worker-x86-64-7b4dd44f89-tw5td: building zpb354kr2aj4as2vgmbjws74jyily2b2-interpolate-conformance.drv
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected