COSP issues leftover from cam6_4_204 #1692

What happened?

cam6_4_204 has brought / will bring over #1574
but there are some issues in the code that may need to be fixed in a future tag.

A history output bug: #1690 (comment)
and
a memory leak: #1690 (comment)

What are the steps to reproduce the bug?

observe code above

What CAM tag were you using?

cam6_4_204

What machine were you running CAM on?

Other (please explain below)

What compiler were you using?

Other (please specify below)

Path to a case directory, if applicable

No response

Will you be addressing this bug yourself?

Any CAM SE can do this

Extra info

No response