Fails windows unittests

[gfardell]

Intermittently fails unit tests on windows. Potentially a hardware glitch.

======================================================================
FAIL: test_results_with_tigre (test_reconstructors.Test_FBP_results)
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Traceback (most recent call last):
  File "C:\Users\gemst\miniconda3\conda-bld\cil_1659110906907\test_tmp\Wrappers\Python\test\test_reconstructors.py", line 665, in test_results_with_tigre
    np.testing.assert_allclose(reco_cil.as_array(), reco_tigre.as_array(),atol=1e-8)
  File "C:\Users\gemst\miniconda3\conda-bld\cil_1659110906907\_test_env\lib\site-packages\numpy\testing\_private\utils.py", line 1528, in assert_allclose
    assert_array_compare(compare, actual, desired, err_msg=str(err_msg),
  File "C:\Users\gemst\miniconda3\conda-bld\cil_1659110906907\_test_env\lib\site-packages\numpy\testing\_private\utils.py", line 842, in assert_array_compare
    raise AssertionError(msg)
AssertionError:
Not equal to tolerance rtol=1e-07, atol=1e-08

Mismatched elements: 1884487 / 2097152 (89.9%)
Max absolute difference: 0.00112051
Max relative difference: 11789047.
 x: array([[[1.059811e-08, 1.004138e-08, 1.016827e-08, ..., 1.016844e-08,
         1.004141e-08, 1.059822e-08],
        [1.004138e-08, 9.552465e-09, 9.746595e-09, ..., 9.746595e-09,...
 y: array([[[8.041360e-09, 8.608738e-09, 8.880001e-09, ..., 8.913701e-09,
         8.979105e-09, 9.385039e-09],
        [7.468480e-09, 8.110127e-09, 8.448559e-09, ..., 8.458870e-09,...

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Error when building with conda-build np120py38. But unable to recreate in dedicated environment.

CIL/Wrappers/Python/test/test_reconstructors.py

Line 649 in 00b55e4

def test_results_with_tigre(self):

[gfardell]

======================================================================
FAIL: test_input_arguments (test_PluginsTigre_FBP.Test_Parallel3D_FBP)
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Traceback (most recent call last):
  File "C:\Users\gemst\miniconda3\conda-bld\cil_1659350850327\test_tmp\Wrappers\Python\test\utils_projectors.py", line 481, in test_input_arguments
    np.testing.assert_allclose(reco.as_array(), self.img_data.as_array(),atol=self.tolerance_fbp)
  File "C:\Users\gemst\miniconda3\conda-bld\cil_1659350850327\_test_env\lib\site-packages\numpy\testing\_private\utils.py", line 1530, in assert_allclose
    assert_array_compare(compare, actual, desired, err_msg=str(err_msg),
  File "C:\Users\gemst\miniconda3\conda-bld\cil_1659350850327\_test_env\lib\site-packages\numpy\testing\_private\utils.py", line 844, in assert_array_compare
    raise AssertionError(msg)
AssertionError:
Not equal to tolerance rtol=1e-07, atol=0.001

Mismatched elements: 441 / 2097152 (0.021%)
Max absolute difference: 0.00176964
Max relative difference: 20040.877
 x: array([[[8.041360e-09, 8.608738e-09, 8.880001e-09, ..., 8.913701e-09,
         8.979105e-09, 9.385039e-09],
        [7.468480e-09, 8.110127e-09, 8.448559e-09, ..., 8.458870e-09,...
 y: array([[[0., 0., 0., ..., 0., 0., 0.],
        [0., 0., 0., ..., 0., 0., 0.],
        [0., 0., 0., ..., 0., 0., 0.],...

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With CIL:cil-22.0.0-np122py39_0.tar.bz2, again unable to recreate outside build& test