A warning log trace identifying clearly the invoked service operation initiating a timeout is not generated because:
Backported in branch petals-bc-quartz-1.8.x with svn#45239
Backported in branch 1.7.x with svn#45208
Reopened to backport in brnaches 1.7.x and 1.8.x
Fixed in trunk with svn#45205
Backported in branch petals-bc-quartz-1.8.x with svn#45239