don't know how to build these paths:
  /nix/store/nlqvn6m6cnycy5x707phagvl60nk440j-lib-jsonschema-example-valid.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
nix-store.geninf.io:50051: upstream connect error or disconnect/reset before headers. reset reason: connection termination, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nix-store.geninf.io:50051: no healthy upstream, retrying
nlqvn6m6cnycy5x707phagvl60nk440j-lib-jsonschema-example-valid.drv: error: gRPC QueryValidPaths on 'nix-store.geninf.io:50051' failed: upstream connect error or disconnect/reset before headers. reset reason: connection termination
       hint: Set NIX_GRPC_DEBUG=1 for a handshake trace.
error: error: gRPC QueryValidPaths on 'nix-store.geninf.io:50051' failed: upstream connect error or disconnect/reset before headers. reset reason: connection termination
              hint: Set NIX_GRPC_DEBUG=1 for a handshake trace.