"{'message': 'An uncaught exception happened while servicing this request. You can investigate this with the `zappa tail` command.', 'traceback': ['Traceback (most recent call last):\\n', '

 \"/var/task/handler.py\", line 558, in handler\\n
zappa_returndict[\\'body\\'] = response.get_data(as_text=True)\\n', '

 \"/var/task/werkzeug/wrappers/base_response.py\", line 340, in get_data\\n
rv = rv.decode(self.charset)\\n', \"UnicodeDecodeError: 'utf-8' codec can't decode byte 0x8b in position 1: invalid start byte\\n\"]}"
```

`Traceback (most recent call last):


 "/home/cgv841/litao/TorchSeg/model/bisenet/cityscapes.bisenet.R18/train.py", line 128, in <module>

loss = model(imgs, gts)


 "/home/cgv841/anaconda3/envs/segpt1.0/lib/python3.6/site-packages/torch/nn/modules/module.py", line 489, in __call__

result = self.forward(*input, **kwargs)


 "/home/cgv841/litao/TorchSeg/model/bisenet/cityscapes.bisenet.R18/network.py", line 104, in forward

aux_loss0 = self.criterion(self.heads[0](pred_out[0]), label)


 "/home/cgv841/anaconda3/envs/segpt1.0/lib/python3.6/site-packages/torch/nn/modules/module.py", line 489, in __call__

result = self.forward(*input, **kwargs)


 "/home/cgv841/litao/TorchSeg/furnace/seg_opr/loss_opr.py", line 84, in forward

index = mask_prob.argsort()


 "/home/cgv841/anaconda3/envs/segpt1.0/lib/python3.6/site-packages/torch/tensor.py", line 248, in argsort

return torch.argsort(self, dim, descending)


 "/home/cgv841/anaconda3/envs/segpt1.0/lib/python3.6/site-packages/torch/functional.py", line 651, in argsort

return torch.sort(input, -1, descending)[1]
RuntimeError: merge_sort: failed to synchronize: device-side assert triggered`
