Major 1. Open the "Align sequences with MUSCLE" sample scheme.
2. Set "data/samples/CLUSTALW/ty3.aln.gz" as the input file.
3. Set some name to the result file.
4. Run the workflow.
5. During the workflow execution open the "Tasks" panel in the bottom, find in the task tree the "MUSCLE alignment" subtask and cancel it.
Expected state: workflow execution has finished
Current state: in UGENE debug version assert triggers
