This should be straightforward in terms of placements and the minimum evidence required is as per the 2010 or 2022 curricula, whichever is being followed. There should be no requirement for COVID, no-fault derogations.
Where a StR has moved into Stage 3 without the FFICM exam following a 10.1, and is then unable to pass the exam, an extension to training (via an Outcome 3) would be expected. The length of extension granted would be subject to the CG9 guidance.