more debug3

src/pulp/solvers.py

@@ -1466,9 +1466,10 @@ class PULP_CBC_CMD(COIN_CMD):
     This solver uses a precompiled version of cbc provided with the package
     """
     pulp_cbc_path = pulp_cbc_path
-    print(pulp_cbc_path)
+    print('in PULP_CBC_CMD ', pulp_cbc_path)
     try:
         if os.name != 'nt':
+            print('os.access(pulp_cbc_path, os.X_OK) ', os.access(pulp_cbc_path, os.X_OK))
             if not os.access(pulp_cbc_path, os.X_OK):
                 import stat
                 os.chmod(pulp_cbc_path, stat.S_IXUSR + stat.S_IXOTH)