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r-near
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October 28, 2026 17:00
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__VERIFIER_kani_{enter,exit}_contract_clausearen't instrumented by DFCC but calledsaturating_add/saturating_sub, which are, so everyproof_for_contractharness printed CBMC's "not enough arguments" warning. This replaces the calls with a bounds-checked+ 1/- 1. The twocapture_load_*check counts go up by 2 for the new overflow checks.Adds
tests/script-based-pre/contract_clause_write_set, which fails before this change.Related to #4796
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