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err

outcome.err

error of an outcome that is known to contain an error

This can only be called in cases where it is known for sure that this
outcome is an error. A runtime error will be created otherwise.
Precondition
pre
  safety: !outcome.this
0.099dev (GIT hash bf4ead724d7f3fdab43a87b63c17477c916c8995)
last changed: 2026-11-04