ogr_mitab travis-ci failure on trunk_mingw

https://travis-ci.org/rouault/gdal_coverage/builds/76455492

Running tests from ogr/ogr_mitab.py
  TEST: ogr_mitab_1 ... success
  TEST: ogr_mitab_2 ... success
  TEST: ogr_mitab_3 ... ERROR 1: "eas_id" not recognised as an available field.
fail
    line 87: geometry names do not match
  TEST: ogr_mitab_4 ... ERROR 1: SELECT from table tpoly failed, no such table/featureclass.
fail (blowup)
Traceback (most recent call last):
  File "pymod\gdaltest_python2.py", line 42, in run_func
    result = func()
  File ".\ogr_mitab.py", line 162, in ogr_mitab_4
    tr = ogrtest.check_features_against_list( sql_lyr, 'prfedea', [ '35043413' ] )
  File "../pymod\ogrtest.py", line 40, in check_features_against_list
    field_index = layer.GetLayerDefn().GetFieldIndex( field_name )
AttributeError: 'NoneType' object has no attribute 'GetLayerDefn'
  TEST: ogr_mitab_5 ... fail
    line 42: did not find required field eas_id
  TEST: ogr_mitab_6 ... fail (blowup)
Traceback (most recent call last):
  File "pymod\gdaltest_python2.py", line 42, in run_func
    result = func()
  File ".\ogr_mitab.py", line 208, in ogr_mitab_6
    datum_name = srs.GetAttrValue('PROJCS|GEOGCS|DATUM')
AttributeError: 'NoneType' object has no attribute 'GetAttrValue'
  TEST: ogr_mitab_7 ... success
  TEST: ogr_mitab_8 ... success
  TEST: ogr_mitab_9 ... ERROR 1: "eas_id" not recognised as an available field.
fail
    line 87: geometry names do not match
  TEST: ogr_mitab_10 ... success