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ERROR: test_wishart_log_prob (__main__.TestDistributions)
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Traceback (most recent call last):
  File "/data/users/ezyang/pytorch-tmp/test/distributions/test_distributions.py", line 2309, in test_wishart_log_prob
    expected = ref_dist.logpdf(x.transpose(0, 2).numpy())
  File "/home/ezyang/local/pytorch-tmp-env/lib/python3.9/site-packages/scipy/stats/_multivariate.py", line 2258, in logpdf
    out = self._dist._logpdf(x, self.dim, self.df, self.scale,
  File "/home/ezyang/local/pytorch-tmp-env/lib/python3.9/site-packages/scipy/stats/_multivariate.py", line 1851, in _logpdf
    _, log_det_x[i] = self._cholesky_logdet(x[:, :, i])
  File "/home/ezyang/local/pytorch-tmp-env/lib/python3.9/site-packages/scipy/stats/_multivariate.py", line 2221, in _cholesky_logdet
    c_decomp = scipy.linalg.cholesky(scale, lower=True)
  File "/home/ezyang/local/pytorch-tmp-env/lib/python3.9/site-packages/scipy/linalg/_decomp_cholesky.py", line 88, in cholesky
    c, lower = _cholesky(a, lower=lower, overwrite_a=overwrite_a, clean=True,
  File "/home/ezyang/local/pytorch-tmp-env/lib/python3.9/site-packages/scipy/linalg/_decomp_cholesky.py", line 37, in _cholesky
    raise LinAlgError("%d-th leading minor of the array is not positive "
numpy.linalg.LinAlgError: 3-th leading minor of the array is not positive definite

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