Ignoring the test failures during the build has also allowed the i386 failure of test_orthogonal.test_j_roots in 0.18.1 to propagate, and most recently, the failure of test_orthogonal.test_roots_jacobi in 0.19.1 (presumably the same test renamed):
====================================================================== FAIL: test_orthogonal.test_roots_jacobi ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/lib/python3/dist-packages/nose/case.py", line 198, in runTest self.test(*self.arg) File "/<<PKGBUILDDIR>>/debian/python3-scipy/usr/lib/python3/dist-packages/scipy/special/tests/test_orthogonal.py", line 321, in test_roots_jacobi vgq(rf(0.9, 2), ef(0.9, 2), wf(0.9, 2), -1., 1., 100, atol=2e-13) File "/<<PKGBUILDDIR>>/debian/python3-scipy/usr/lib/python3/dist-packages/scipy/special/tests/test_orthogonal.py", line 287, in verify_gauss_quad assert_allclose(vv, np.eye(N), rtol, atol) File "/usr/lib/python3/dist-packages/numpy/testing/utils.py", line 1395, in assert_allclose verbose=verbose, header=header, equal_nan=equal_nan) File "/usr/lib/python3/dist-packages/numpy/testing/utils.py", line 778, in assert_array_compare raise AssertionError(msg) AssertionError: Not equal to tolerance rtol=1e-15, atol=2e-13 (mismatch 0.37999999999999545%) x: array([[ 1.000000e+00, 3.099016e-16, -1.339924e-15, ..., 1.060805e-16, 7.590133e-16, -4.425680e-17], [ 3.055861e-16, 1.000000e+00, 5.293052e-16, ...,... y: array([[ 1., 0., 0., ..., 0., 0., 0.], [ 0., 1., 0., ..., 0., 0., 0.], [ 0., 0., 1., ..., 0., 0., 0.],... ---------------------------------------------------------------------- Ran 24210 tests in 389.473s FAILED (KNOWNFAIL=92, SKIP=1923, failures=1) Running unit tests for scipy NumPy version 1.13.1 NumPy relaxed strides checking option: True NumPy is installed in /usr/lib/python3/dist-packages/numpy SciPy version 0.19.1 SciPy is installed in /<<PKGBUILDDIR>>/debian/python3-scipy/usr/lib/python3/dist-packages/scipy Python version 3.6.2 (default, Sep 5 2017, 20:23:28) [GCC 7.2.0] nose version 1.3.7 Optimization terminated successfully. (Exit mode 0) Current function value: 0.0 Iterations: 1 Function evaluations: 5 Gradient evaluations: 1 failed: test_orthogonal.test_roots_jacobi #errors: 1