valid: Play provers with valid result (default: true)failed: Play provers with invalid result (default: true)scratch: Discard existing script (default: false)provers: Additional list of provers to try when stuckdepth: Strategy search depth (default: 0)width: Strategy search width (default: 0)backtrack: Strategy backtracking (default: 0)auto: Strategies to try (default: none)
Sourceval get : Wpo.t -> [ `Script | `Proof | `Saved | `None ]