Integration tests runs forever and creates too big log file

     1627.77  8.50275e-14        5.052  5.17584e-20     0.974767       300115
and the reference covariance matrix was
     8740.99  3.52536e-15      27.9594  1.49607e-15     -2.20117
Jobs log exceeded limit of 4194304 bytes.

The Integration tests produce too large log files.