Steps To Reproduce:
osc build --noservice -j1 --vm-type=kvm


actual results:
[snip]
[ 1265s] ======================================================================
[ 1265s] FAIL: test_nonvectorized_text_apply_on_large_dataframe
(swifter.swifter_tests.TestSwifter)
[ 1265s] ----------------------------------------------------------------------
[ 1265s] Traceback (most recent call last):
[ 1265s]   File
"/home/abuild/rpmbuild/BUILD/swifter-0.296/swifter/swifter_tests.py", line 219,
in test_nonvectorized_text_apply_on_large_dataframe
[ 1265s]     self.assertLess(swifter_time, pd_time)
[ 1265s] AssertionError: 90.86491084098816 not less than 80.60593891143799
[ 1265s]
[ 1265s] ======================================================================
[ 1265s] FAIL: test_vectorized_math_apply_on_large_rolling_dataframe
(swifter.swifter_tests.TestSwifter)
[ 1265s] ---------------------------------------------------------------------- 
[ 1265s] Traceback (most recent call last):
[ 1265s]   File
"/home/abuild/rpmbuild/BUILD/swifter-0.296/swifter/swifter_tests.py", line 237,
in test_vectorized_math_apply_on_large_rolling_dataframe    
[ 1265s]     self.assertLess(swifter_time, pd_time)
[ 1265s] AssertionError: 8.690391063690186 not less than 8.230899572372437
[ 1265s] 
[ 1265s] ----------------------------------------------------------------------
[ 1265s] Ran 13 tests in 1189.797s
[ 1265s] 
[ 1265s] FAILED (failures=5)