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Add optional bounds to unroll loops in BMC model checker

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This commit is contained in:
Pawel Gebal
2023-06-02 18:32:38 +02:00
parent dcecf00e30
commit f15b826431
131 changed files with 2200 additions and 146 deletions
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libsolidity/interface/StandardCompiler.cpp
+11 -1
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@@ -430,7 +430,7 @@ std::optional<Json::Value> checkSettingsKeys(Json::Value const& _input)
std::optional<Json::Value> checkModelCheckerSettingsKeys(Json::Value const& _input)
{
static set<string> keys{"contracts", "divModNoSlacks", "engine", "extCalls", "invariants", "showProvedSafe", "showUnproved", "showUnsupported", "solvers", "targets", "timeout"};
static set<string> keys{"bmcLoopIterations", "contracts", "divModNoSlacks", "engine", "extCalls", "invariants", "showProvedSafe", "showUnproved", "showUnsupported", "solvers", "targets", "timeout"};
return checkKeys(_input, keys, "modelChecker");
}
@@ -1013,6 +1013,16 @@ std::variant<StandardCompiler::InputsAndSettings, Json::Value> StandardCompiler:
ret.modelCheckerSettings.engine = *engine;
}
if (modelCheckerSettings.isMember("bmcLoopIterations"))
{
if (!ret.modelCheckerSettings.engine.bmc)
return formatFatalError(Error::Type::JSONError, "settings.modelChecker.bmcLoopIterations requires the BMC engine to be enabled.");
if (modelCheckerSettings["bmcLoopIterations"].isUInt())
ret.modelCheckerSettings.bmcLoopIterations = modelCheckerSettings["bmcLoopIterations"].asUInt();
else
return formatFatalError(Error::Type::JSONError, "settings.modelChecker.bmcLoopIterations must be an unsigned integer.");
}
if (modelCheckerSettings.isMember("extCalls"))
{
if (!modelCheckerSettings["extCalls"].isString())