scipy: SciPy 0.19.0rc1 test errors and failures on Windows

Using a msvc14/ifort build of scipy 0.19.0rc1 with fixes for https://github.com/scipy/scipy/pull/7053, https://github.com/scipy/scipy/issues/6882, and https://github.com/scipy/scipy/issues/6336, I get the following test errors and failures on Python 3.5 64-bit for Windows:

NumPy version 1.11.3
NumPy relaxed strides checking option: False
NumPy is installed in X:\Python35\lib\site-packages\numpy
SciPy version 0.19.0rc1
SciPy is installed in X:\Python35\lib\site-packages\scipy
Python version 3.5.3 (v3.5.3:1880cb95a742, Jan 16 2017, 16:02:32) [MSC v.1900 64 bit (AMD64)]
nose version 1.3.7
<snip>
======================================================================
ERROR: test_64bit_integer (test_mmio.TestMMIOArray)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 50, in test_64bit_integer
    self.check_exact(a, (2, 2, 4, 'array', 'integer', 'general'))
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 32, in check_exact
    mmwrite(self.fn, a)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 102, in mmwrite
    MMFile().write(target, a, comment, field, precision, symmetry)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 448, in write
    self._write(stream, a, comment, field, precision, symmetry)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 675, in _write
    raise OverflowError("mmwrite does not support integer "
OverflowError: mmwrite does not support integer dtypes larger than native 'int'.

======================================================================
ERROR: test_read_64bit_integer_dense (test_mmio.TestMMIOReadLargeIntegers)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 320, in test_read_64bit_integer_dense
    over64=False)
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 287, in check_read
    b = mmread(self.fn)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 76, in mmread
    return MMFile().read(source)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 415, in read
    return self._parse_body(stream)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 516, in _parse_body
    a[i, j] = aij
OverflowError: Python int too large to convert to C long

======================================================================
ERROR: test_read_64bit_integer_sparse_general (test_mmio.TestMMIOReadLargeIntegers)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 330, in test_read_64bit_integer_sparse_general
    over64=False)
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 287, in check_read
    b = mmread(self.fn)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 76, in mmread
    return MMFile().read(source)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 415, in read
    return self._parse_body(stream)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 596, in _parse_body
    V[entry_number] = int(l[2])
OverflowError: Python int too large to convert to C long

======================================================================
ERROR: test_read_64bit_integer_sparse_skew (test_mmio.TestMMIOReadLargeIntegers)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 350, in test_read_64bit_integer_sparse_skew
    over64=False)
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 287, in check_read
    b = mmread(self.fn)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 76, in mmread
    return MMFile().read(source)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 415, in read
    return self._parse_body(stream)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 596, in _parse_body
    V[entry_number] = int(l[2])
OverflowError: Python int too large to convert to C long

======================================================================
ERROR: test_read_64bit_integer_sparse_symmetric (test_mmio.TestMMIOReadLargeIntegers)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 340, in test_read_64bit_integer_sparse_symmetric
    over64=False)
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 287, in check_read
    b = mmread(self.fn)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 76, in mmread
    return MMFile().read(source)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 415, in read
    return self._parse_body(stream)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 596, in _parse_body
    V[entry_number] = int(l[2])
OverflowError: Python int too large to convert to C long

======================================================================
ERROR: test_64bit_integer (test_mmio.TestMMIOSparseCSR)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 141, in test_64bit_integer
    self.check_exact(a, (2, 2, 4, 'coordinate', 'integer', 'general'))
  File "X:\Python35\lib\site-packages\scipy\io\tests\test_mmio.py", line 119, in check_exact
    mmwrite(self.fn, a)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 102, in mmwrite
    MMFile().write(target, a, comment, field, precision, symmetry)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 448, in write
    self._write(stream, a, comment, field, precision, symmetry)
  File "X:\Python35\lib\site-packages\scipy\io\mmio.py", line 675, in _write
    raise OverflowError("mmwrite does not support integer "
OverflowError: mmwrite does not support integer dtypes larger than native 'int'.

======================================================================
ERROR: test_matrix_io.test_save_and_load_random
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\nose\case.py", line 198, in runTest
    self.test(*self.arg)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 30, in test_save_and_load_random
    _check_save_and_load(dense_matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 19, in _check_save_and_load
    loaded_matrix = _save_and_load(matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 12, in _save_and_load
    save_npz(file, matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\_matrix_io.py", line 61, in save_npz
    np.savez_compressed(file, **arrays_dict)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 600, in savez_compressed
    _savez(file, args, kwds, True)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 627, in _savez
    zipf = zipfile_factory(file, mode="w", compression=compression)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 92, in zipfile_factory
    return zipfile.ZipFile(*args, **kwargs)
  File "X:\Python35\lib\zipfile.py", line 1009, in __init__
    self.fp = io.open(file, filemode)
PermissionError: [Errno 13] Permission denied: 'C:\\Users\\gohlke\\AppData\\Local\\Temp\\tmpb9evnyhj.npz'

======================================================================
ERROR: test_matrix_io.test_save_and_load_empty
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\nose\case.py", line 198, in runTest
    self.test(*self.arg)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 34, in test_save_and_load_empty
    _check_save_and_load(dense_matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 19, in _check_save_and_load
    loaded_matrix = _save_and_load(matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 12, in _save_and_load
    save_npz(file, matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\_matrix_io.py", line 61, in save_npz
    np.savez_compressed(file, **arrays_dict)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 600, in savez_compressed
    _savez(file, args, kwds, True)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 627, in _savez
    zipf = zipfile_factory(file, mode="w", compression=compression)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 92, in zipfile_factory
    return zipfile.ZipFile(*args, **kwargs)
  File "X:\Python35\lib\zipfile.py", line 1009, in __init__
    self.fp = io.open(file, filemode)
PermissionError: [Errno 13] Permission denied: 'C:\\Users\\gohlke\\AppData\\Local\\Temp\\tmpy569nvou.npz'

======================================================================
ERROR: test_matrix_io.test_save_and_load_one_entry
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\nose\case.py", line 198, in runTest
    self.test(*self.arg)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 39, in test_save_and_load_one_entry
    _check_save_and_load(dense_matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 19, in _check_save_and_load
    loaded_matrix = _save_and_load(matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\tests\test_matrix_io.py", line 12, in _save_and_load
    save_npz(file, matrix)
  File "X:\Python35\lib\site-packages\scipy\sparse\_matrix_io.py", line 61, in save_npz
    np.savez_compressed(file, **arrays_dict)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 600, in savez_compressed
    _savez(file, args, kwds, True)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 627, in _savez
    zipf = zipfile_factory(file, mode="w", compression=compression)
  File "X:\Python35\lib\site-packages\numpy\lib\npyio.py", line 92, in zipfile_factory
    return zipfile.ZipFile(*args, **kwargs)
  File "X:\Python35\lib\zipfile.py", line 1009, in __init__
    self.fp = io.open(file, filemode)
PermissionError: [Errno 13] Permission denied: 'C:\\Users\\gohlke\\AppData\\Local\\Temp\\tmppah0meut.npz'

======================================================================
ERROR: test_sort_vertices_of_regions (test_spherical_voronoi.TestSphericalVoronoi)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\spatial\tests\test_spherical_voronoi.py", line 112, in test_sort_vertices_of_regions
    sv.sort_vertices_of_regions()
  File "X:\Python35\lib\site-packages\scipy\spatial\_spherical_voronoi.py", line 306, in sort_vertices_of_regions
    self.regions)
  File "scipy\spatial\_voronoi.pyx", line 43, in scipy.spatial._voronoi.sort_vertices_of_regions (scipy\spatial\_voronoi.c:2607)
ValueError: Buffer dtype mismatch, expected 'npy_intp' but got 'long'

======================================================================
ERROR: test_sort_vertices_of_regions_flattened (test_spherical_voronoi.TestSphericalVoronoi)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\scipy\spatial\tests\test_spherical_voronoi.py", line 121, in test_sort_vertices_of_regions_flattened
    sv.sort_vertices_of_regions()
  File "X:\Python35\lib\site-packages\scipy\spatial\_spherical_voronoi.py", line 306, in sort_vertices_of_regions
    self.regions)
  File "scipy\spatial\_voronoi.pyx", line 43, in scipy.spatial._voronoi.sort_vertices_of_regions (scipy\spatial\_voronoi.c:2607)
ValueError: Buffer dtype mismatch, expected 'npy_intp' but got 'long'

======================================================================
ERROR: Failure: ValueError (path is on mount 'X:', start on mount 'D:')
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\nose\failure.py", line 39, in runTest
    raise self.exc_val.with_traceback(self.tb)
  File "X:\Python35\lib\site-packages\nose\loader.py", line 418, in loadTestsFromName
    addr.filename, addr.module)
  File "X:\Python35\lib\site-packages\nose\importer.py", line 47, in importFromPath
    return self.importFromDir(dir_path, fqname)
  File "X:\Python35\lib\site-packages\nose\importer.py", line 94, in importFromDir
    mod = load_module(part_fqname, fh, filename, desc)
  File "X:\Python35\lib\imp.py", line 234, in load_module
    return load_source(name, filename, file)
  File "X:\Python35\lib\imp.py", line 172, in load_source
    module = _load(spec)
  File "<frozen importlib._bootstrap>", line 693, in _load
  File "<frozen importlib._bootstrap>", line 673, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 673, in exec_module
  File "<frozen importlib._bootstrap>", line 222, in _call_with_frames_removed
  File "X:\Python35\lib\site-packages\scipy\special\tests\test_precompute_expn_asy.py", line 6, in <module>
    from scipy.special._precompute.expn_asy import generate_A
  File "X:\Python35\lib\site-packages\scipy\special\_precompute\expn_asy.py", line 38, in <module>
    """.format(os.path.relpath(__file__, '..'))
  File "X:\Python35\lib\ntpath.py", line 574, in relpath
    path_drive, start_drive))
ValueError: path is on mount 'X:', start on mount 'D:'

======================================================================
FAIL: test_decomp.TestEig.test_falker
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python35\lib\site-packages\nose\case.py", line 198, in runTest
    self.test(*self.arg)
  File "X:\Python35\lib\site-packages\scipy\linalg\tests\test_decomp.py", line 286, in test_falker
    self._check_gen_eig(A, B)
  File "X:\Python35\lib\site-packages\scipy\linalg\tests\test_decomp.py", line 228, in _check_gen_eig
    assert_allclose(w[:,perm], wt[:,permt], err_msg=msg)
  File "X:\Python35\lib\site-packages\numpy\testing\utils.py", line 1392, in assert_allclose
    verbose=verbose, header=header)
  File "X:\Python35\lib\site-packages\numpy\testing\utils.py", line 739, in assert_array_compare
    raise AssertionError(msg)
AssertionError:
Not equal to tolerance rtol=1e-07, atol=0

array([[ 1.,  0.,  0.,  0.,  0.,  0.],
       [ 0.,  1.,  0.,  0.,  0.,  0.],
       [ 0.,  0.,  1.,  0.,  0.,  0.],
       [ 0.,  0.,  0., -2.,  1.,  1.],
       [ 0.,  0.,  0.,  1., -2.,  1.],
       [ 0.,  0.,  0.,  1.,  1., -2.]])
array([[ 0.,  0.,  0.,  1.,  0.,  0.],
       [ 0.,  0.,  0.,  0.,  1.,  0.],
       [ 0.,  0.,  0.,  0.,  0.,  1.],
       [ 1.,  0.,  0.,  1., -1.,  0.],
       [ 0.,  0.,  0., -1.,  1.,  0.],
       [ 0.,  0.,  3.,  0.,  0.,  0.]])
(mismatch 16.66666666666667%)
 x: array([[  1.000000e+00 +0.000000e+00j,   1.264977e-16 +6.189609e-09j,
         -1.204097e-01 -1.570127e+00j,  -1.289389e-01 +1.681346e+00j,
         -2.475162e+00 +0.000000e+00j,   2.309522e-16 -1.130063e-08j],...
 y: array([[  1.000000e+00 +0.000000e+00j,   1.164811e-16 +1.003676e-08j,
         -1.204097e-01 -1.570127e+00j,  -1.289389e-01 +1.681346e+00j,
         -2.475162e+00 +0.000000e+00j,   2.126644e-16 -1.832452e-08j],...

----------------------------------------------------------------------
Ran 24192 tests in 225.067s

FAILED (KNOWNFAIL=92, SKIP=1800, errors=12, failures=1)

Additional failures on Python 2.7:

NumPy version 1.11.3
NumPy relaxed strides checking option: False
NumPy is installed in X:\Python27-x64\lib\site-packages\numpy
SciPy version 0.19.0rc1
SciPy is installed in X:\Python27-x64\lib\site-packages\scipy
Python version 2.7.13 (v2.7.13:a06454b1afa1, Dec 17 2016, 20:53:40) [MSC v.1500 64 bit (AMD64)]
nose version 1.3.7
<snip>
======================================================================
ERROR: test_wavfile.test_read_early_eof
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python27-x64\lib\site-packages\nose\case.py", line 197, in runTest
    self.test(*self.arg)
  File "X:\Python27-x64\lib\site-packages\scipy\io\tests\test_wavfile.py", line 91, in test_read_early_eof
    assert_raises(ValueError, wavfile.read, fp, mmap=mmap)
  File "X:\Python27-x64\lib\site-packages\numpy\testing\utils.py", line 1142, in assert_raises
    return nose.tools.assert_raises(*args,**kwargs)
  File "X:\Python27-x64\lib\unittest\case.py", line 473, in assertRaises
    callableObj(*args, **kwargs)
  File "X:\Python27-x64\lib\site-packages\scipy\io\wavfile.py", line 281, in read
    return fs, data
UnboundLocalError: local variable 'data' referenced before assignment

======================================================================
FAIL: test_iterative.test_convergence(<function bicgstab at 0x000000000828C2E8>, <nonsymposdef>)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "X:\Python27-x64\lib\site-packages\nose\case.py", line 197, in runTest
    self.test(*self.arg)
  File "X:\Python27-x64\lib\site-packages\scipy\sparse\linalg\isolve\tests\test_iterative.py", line 195, in check_convergence
    assert_equal(info,0)
  File "X:\Python27-x64\lib\site-packages\numpy\testing\utils.py", line 381, in assert_equal
    raise AssertionError(msg)
AssertionError:
Items are not equal:
 ACTUAL: -10
 DESIRED: 0

----------------------------------------------------------------------
Ran 24204 tests in 213.704s

FAILED (KNOWNFAIL=91, SKIP=1847, errors=11, failures=2)