Nicolas Cellier uploaded a new version of Tests to project The Trunk:
http://source.squeak.org/trunk/Tests-nice.459.mcz

==================== Summary ====================

Name: Tests-nice.459
Author: nice
Time: 29 April 2021, 10:30:03.551961 pm
UUID: 67799656-9640-e447-b665-6f74573e3716
Ancestors: Tests-nice.458

For some reason, ImageSegmentTest>>testContextsShouldBeWritableToaFile interact badly with progress bar, resulting in a context that cannotReturn:
Workaround by temporarily suppressing progress.

=============== Diff against Tests-nice.458 ===============

Item was changed:
  ----- Method: ImageSegmentTest>>testContextsShouldBeWritableToaFile (in category 'tests') -----
  testContextsShouldBeWritableToaFile
  	"This should not throw an exception"
+ 	[NativeImageSegment new
- 	NativeImageSegment new
  		copyFromRoots: {thisContext. thisContext copyStack} sizeHint: 100;
  		extract;
  		writeToFile: 'ContextChain';
+ 		yourself] on: ProgressInitiationException do: [:e | e resumeSuppressingProgress]
- 		yourself
  		
  	"TODO: write assertions showing that something meaningful actually happened."
  
  	"TODO:  bring them back in again"!