Version 1.4.2-1 of connectome-workbench is marked for autoremoval from testing on Fri 29 Jan 2021. It is affected by #975166. You should try to prevent the removal by fixing these RC bugs.
Migration status for connectome-workbench (1.4.2-1 to 1.4.2-2): Waiting for test results, another package or too young (no action required now - check later)
Issues preventing migration:
Too young, only 4 of 5 days old
Additional info:
Updating connectome-workbench fixes old bugs: #975166