Attempt 1: from_encoded_point (uncompressed)
  d=1 status=ok info=000000000000000000000000000000000000000000
  d=2 status=err info=Error computing shared key.
  d=3 status=ok info=000000000000000000000000000000000000000000
  d=4 status=err info=Error computing shared key.
  result=OK

Attempt 2: from_encoded_point (compressed)
  d=1 status=ok info=000000000000000000000000000000000000000000
  d=2 status=err info=Error computing shared key.
  d=3 status=ok info=000000000000000000000000000000000000000000
  d=4 status=err info=Error computing shared key.
  result=OK

Attempt 3: load_pem_public_key (SPKI for small-subgroup point)
  d=1 status=ok info=000000000000000000000000000000000000000000
  d=2 status=err info=Error computing shared key.
  d=3 status=ok info=000000000000000000000000000000000000000000
  d=4 status=err info=Error computing shared key.
  result=OK

Summary:
  from_encoded_point_uncompressed: OK
  from_encoded_point_compressed: OK
  load_pem_public_key: OK
Variant reproduced via alternate entrypoint/encoding.