Process finished with exit code 139 (interrupted by signal 11: SIGSEGV)(relay.frontend.from_onnx)

When I do the first official example on my Ubuntu 16.04, save the pytorch model as onnx, and then use TVM, in the statement “sym, params= relay.frontend.from_ onnx(onnx_ model, shape_ Dict)” reported an error in “Process finished with exit code 139 (interrupted by signal 11: SIGSEGV)”. Could someone have any suggestions for this error? My environment is llvm-9.0, torch-1.2, tvm-0.6, onnx-1.7, thanks!