/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:16:05,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:16:05,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:16:05,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:16:05,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:16:05,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:16:06,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:16:06,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:16:06,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:16:06,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:16:06,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:16:06,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:16:06,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:16:06,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:16:06,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:16:06,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:16:06,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:16:06,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:16:06,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:16:06,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:16:06,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:16:06,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:16:06,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:16:06,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:16:06,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:16:06,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:16:06,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:16:06,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:16:06,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:16:06,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:16:06,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:16:06,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:16:06,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:16:06,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:16:06,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:16:06,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:16:06,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:16:06,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:16:06,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:16:06,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:16:06,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:16:06,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:16:06,152 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:16:06,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:16:06,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:16:06,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:16:06,157 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:16:06,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:16:06,158 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:16:06,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:16:06,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:16:06,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:16:06,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:16:06,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:16:06,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:16:06,160 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:16:06,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:16:06,160 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:16:06,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:16:06,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:16:06,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:16:06,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:16:06,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:16:06,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:16:06,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:16:06,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:16:06,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:16:06,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:16:06,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:16:06,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:16:06,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:16:06,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:16:06,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:16:06,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:16:06,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:16:06,620 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:16:06,620 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:16:06,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product41.cil.c [2020-10-27 22:16:06,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c705a4bb3/222740185c74402587ac13bcc63d4ff6/FLAGe174b0605 [2020-10-27 22:16:07,364 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:16:07,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product41.cil.c [2020-10-27 22:16:07,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c705a4bb3/222740185c74402587ac13bcc63d4ff6/FLAGe174b0605 [2020-10-27 22:16:07,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c705a4bb3/222740185c74402587ac13bcc63d4ff6 [2020-10-27 22:16:07,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:16:07,672 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:16:07,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:16:07,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:16:07,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:16:07,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:16:07" (1/1) ... [2020-10-27 22:16:07,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783b975c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:07, skipping insertion in model container [2020-10-27 22:16:07,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:16:07" (1/1) ... [2020-10-27 22:16:07,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:16:07,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:16:08,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:16:08,119 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:16:08,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:16:08,324 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:16:08,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08 WrapperNode [2020-10-27 22:16:08,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:16:08,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:16:08,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:16:08,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:16:08,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... [2020-10-27 22:16:08,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:16:08,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:16:08,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:16:08,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:16:08,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:16:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:16:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:16:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:16:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:16:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:16:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:16:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:16:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:16:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:16:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:16:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:16:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:16:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:16:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:16:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:16:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:16:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:16:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:16:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:16:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:16:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:16:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:16:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:16:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:16:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:16:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:16:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:16:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:16:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:16:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:16:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:16:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:16:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:16:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:16:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:16:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:16:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:16:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:16:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:16:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:16:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:16:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:16:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:16:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:16:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:16:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:16:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:16:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:16:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:16:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:16:10,055 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:16:10,056 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:16:10,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:16:10 BoogieIcfgContainer [2020-10-27 22:16:10,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:16:10,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:16:10,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:16:10,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:16:10,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:16:07" (1/3) ... [2020-10-27 22:16:10,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14aed05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:16:10, skipping insertion in model container [2020-10-27 22:16:10,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:16:08" (2/3) ... [2020-10-27 22:16:10,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14aed05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:16:10, skipping insertion in model container [2020-10-27 22:16:10,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:16:10" (3/3) ... [2020-10-27 22:16:10,074 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product41.cil.c [2020-10-27 22:16:10,091 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:16:10,098 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:16:10,113 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:16:10,156 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:16:10,157 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:16:10,157 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:16:10,157 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:16:10,157 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:16:10,158 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:16:10,158 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:16:10,158 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:16:10,185 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-10-27 22:16:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:16:10,194 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:16:10,195 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:16:10,196 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:16:10,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:16:10,202 INFO L82 PathProgramCache]: Analyzing trace with hash 471499248, now seen corresponding path program 1 times [2020-10-27 22:16:10,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:16:10,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [221633737] [2020-10-27 22:16:10,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:16:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:10,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:10,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:10,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:12,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:12,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:15,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:15,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:16:15,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:16:15,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:16:15,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:15,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:16:15,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:16:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:16:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 22:16:16,419 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:16:16,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:16:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:16,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 22:16:16,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:16,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:16,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:16,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:16:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:16,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:16,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:16,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:16,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:16,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:16:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:16,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:16,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:16,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:16,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:16,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:16,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:16,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:16,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:16:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:16,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:16,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:16,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:16,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:16,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:16:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:16,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:16,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:16,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:16,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:16,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:16:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:16,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:16,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:16,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:16,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:16,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:16:16,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:16,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:16,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:16,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:16,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:16:16,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [221633737] [2020-10-27 22:16:16,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:16:16,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:16:16,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347578552] [2020-10-27 22:16:16,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:16:16,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:16:16,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:16:16,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:16:16,669 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 7 states. [2020-10-27 22:16:17,656 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:19,415 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:16:19,963 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:16:20,481 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:16:21,496 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:21,924 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:23,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:16:23,077 INFO L93 Difference]: Finished difference Result 368 states and 503 transitions. [2020-10-27 22:16:23,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:16:23,079 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:16:23,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:16:23,095 INFO L225 Difference]: With dead ends: 368 [2020-10-27 22:16:23,095 INFO L226 Difference]: Without dead ends: 222 [2020-10-27 22:16:23,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:16:23,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-27 22:16:23,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 189. [2020-10-27 22:16:23,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-10-27 22:16:23,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 236 transitions. [2020-10-27 22:16:23,239 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 236 transitions. Word has length 47 [2020-10-27 22:16:23,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:16:23,240 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 236 transitions. [2020-10-27 22:16:23,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:16:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 236 transitions. [2020-10-27 22:16:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-27 22:16:23,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:16:23,246 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:16:23,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:16:23,247 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:16:23,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:16:23,247 INFO L82 PathProgramCache]: Analyzing trace with hash -43971060, now seen corresponding path program 1 times [2020-10-27 22:16:23,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:16:23,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [690164353] [2020-10-27 22:16:23,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:16:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:23,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:23,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:23,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:23,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:24,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:24,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-27 22:16:28,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:16:28,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 22:16:28,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:16:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-27 22:16:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:16:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,694 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:16:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:16:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:28,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:16:28,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:16:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:28,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:28,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:16:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:28,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:28,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:28,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:28,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:16:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:28,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:28,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:16:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:16:28,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:28,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:16:28,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:28,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:28,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:28,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:16:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:16:28,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:16:28,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:16:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:16:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:16:28,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:16:28,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:16:28,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:16:28,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:16:28,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:28,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:28,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:16:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:16:28,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:16:28,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:16:28,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:16:28,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:28,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:28,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:28,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:28,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:28,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:28,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:28,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:28,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:28,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:28,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:29,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:16:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:29,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:29,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:29,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:29,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:29,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:29,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:16:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:16:29,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:16:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:29,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:29,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:29,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:29,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:29,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:29,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:16:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:29,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 22:16:29,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [690164353] [2020-10-27 22:16:29,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:16:29,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:16:29,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092090316] [2020-10-27 22:16:29,056 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:16:29,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:16:29,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:16:29,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:16:29,059 INFO L87 Difference]: Start difference. First operand 189 states and 236 transitions. Second operand 9 states. [2020-10-27 22:16:30,374 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:30,807 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:16:31,253 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:31,674 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:16:32,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:16:32,727 INFO L93 Difference]: Finished difference Result 430 states and 611 transitions. [2020-10-27 22:16:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:16:32,728 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 105 [2020-10-27 22:16:32,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:16:32,733 INFO L225 Difference]: With dead ends: 430 [2020-10-27 22:16:32,733 INFO L226 Difference]: Without dead ends: 265 [2020-10-27 22:16:32,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:16:32,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-10-27 22:16:32,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 194. [2020-10-27 22:16:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-10-27 22:16:32,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 241 transitions. [2020-10-27 22:16:32,839 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 241 transitions. Word has length 105 [2020-10-27 22:16:32,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:16:32,840 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 241 transitions. [2020-10-27 22:16:32,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:16:32,840 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 241 transitions. [2020-10-27 22:16:32,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-27 22:16:32,843 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:16:32,843 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:16:32,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:16:32,844 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:16:32,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:16:32,845 INFO L82 PathProgramCache]: Analyzing trace with hash 13100667, now seen corresponding path program 1 times [2020-10-27 22:16:32,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:16:32,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [433588483] [2020-10-27 22:16:32,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:16:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:32,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:32,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 22:16:36,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:16:36,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3621 [2020-10-27 22:16:36,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:36,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:16:36,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:36,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:36,857 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:16:36,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:16:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:36,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:36,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:36,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:16:36,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:36,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:36,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:16:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:36,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:36,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:36,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:36,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:36,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:36,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:36,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:36,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:16:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:36,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:36,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:36,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:36,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:36,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:36,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:36,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:36,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:36,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:36,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:36,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:36,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:36,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:36,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:36,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:36,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:16:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:36,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:36,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:36,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:36,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:36,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:36,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:16:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:36,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:36,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:36,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:16:36,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:36,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:16:36,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:16:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:36,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:36,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:16:37,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:16:37,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:16:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:37,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:16:37,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:16:37,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:16:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:37,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:16:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:16:37,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:16:37,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:37,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:16:37,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:37,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:16:37,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:37,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:37,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:37,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:37,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:37,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:37,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:37,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:37,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:37,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:37,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:37,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:37,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:16:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:37,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:37,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:37,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:16:37,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:37,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:16:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:37,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:37,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:37,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:37,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:37,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:37,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:37,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:37,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:16:37,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:37,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:37,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:16:37,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [433588483] [2020-10-27 22:16:37,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:16:37,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:16:37,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695987591] [2020-10-27 22:16:37,120 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:16:37,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:16:37,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:16:37,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:16:37,121 INFO L87 Difference]: Start difference. First operand 194 states and 241 transitions. Second operand 7 states. [2020-10-27 22:16:38,245 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:38,671 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:39,071 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:16:40,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:16:40,178 INFO L93 Difference]: Finished difference Result 427 states and 595 transitions. [2020-10-27 22:16:40,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 22:16:40,180 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 90 [2020-10-27 22:16:40,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:16:40,186 INFO L225 Difference]: With dead ends: 427 [2020-10-27 22:16:40,186 INFO L226 Difference]: Without dead ends: 257 [2020-10-27 22:16:40,191 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:16:40,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-27 22:16:40,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 198. [2020-10-27 22:16:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-27 22:16:40,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 245 transitions. [2020-10-27 22:16:40,273 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 245 transitions. Word has length 90 [2020-10-27 22:16:40,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:16:40,274 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 245 transitions. [2020-10-27 22:16:40,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:16:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 245 transitions. [2020-10-27 22:16:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-27 22:16:40,276 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:16:40,276 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:16:40,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:16:40,277 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:16:40,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:16:40,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1123777879, now seen corresponding path program 1 times [2020-10-27 22:16:40,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:16:40,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029986100] [2020-10-27 22:16:40,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:16:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:40,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:40,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:40,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:40,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:41,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:41,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-27 22:16:45,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:16:45,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 22:16:45,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:16:45,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-27 22:16:45,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:16:45,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,704 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:16:45,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:16:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 22:16:45,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:16:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:45,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:45,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:16:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:45,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:45,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:45,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:16:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:45,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:45,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:16:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:16:45,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:45,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:45,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:16:45,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:45,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:45,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:16:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:16:45,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:16:45,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:16:45,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:16:45,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:16:45,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:45,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:16:45,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:16:45,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:45,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:45,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:16:45,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:16:45,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:16:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:16:45,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:16:45,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:16:45,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:16:45,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:45,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:45,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:45,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:16:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:45,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:45,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:45,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:45,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:16:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:45,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:45,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:45,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:45,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:45,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:45,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:45,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:45,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:16:45,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:45,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:45,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-27 22:16:45,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029986100] [2020-10-27 22:16:45,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:16:45,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:16:45,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153321336] [2020-10-27 22:16:45,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:16:45,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:16:45,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:16:45,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:16:45,975 INFO L87 Difference]: Start difference. First operand 198 states and 245 transitions. Second operand 9 states. [2020-10-27 22:16:46,749 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:16:47,370 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:16:48,096 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:16:48,572 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:16:48,976 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:16:50,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:16:50,991 INFO L93 Difference]: Finished difference Result 587 states and 897 transitions. [2020-10-27 22:16:50,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:16:50,992 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 105 [2020-10-27 22:16:50,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:16:50,997 INFO L225 Difference]: With dead ends: 587 [2020-10-27 22:16:50,997 INFO L226 Difference]: Without dead ends: 413 [2020-10-27 22:16:50,999 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:16:51,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-27 22:16:51,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 302. [2020-10-27 22:16:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-27 22:16:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 404 transitions. [2020-10-27 22:16:51,123 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 404 transitions. Word has length 105 [2020-10-27 22:16:51,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:16:51,127 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 404 transitions. [2020-10-27 22:16:51,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:16:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 404 transitions. [2020-10-27 22:16:51,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 22:16:51,139 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:16:51,139 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:16:51,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:16:51,140 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:16:51,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:16:51,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1777659267, now seen corresponding path program 1 times [2020-10-27 22:16:51,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:16:51,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [139382392] [2020-10-27 22:16:51,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:16:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:51,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:51,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:51,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:51,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:51,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:51,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:51,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:52,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:54,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:54,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 22:16:56,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:16:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 22:16:56,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:16:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-27 22:16:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:16:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,699 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:16:56,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:16:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 22:16:56,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:16:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:56,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:56,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:16:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:56,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:56,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:56,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:16:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:16:56,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:56,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:16:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:56,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:16:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:16:56,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:56,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:16:56,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:56,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:56,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:16:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-27 22:16:56,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:16:56,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:16:56,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:16:56,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:16:56,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:16:56,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:16:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:16:56,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:56,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:56,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:16:56,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:16:56,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:16:56,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:56,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:16:56,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:16:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:16:56,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:16:56,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:56,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:16:56,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:16:56,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:56,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:56,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:16:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:56,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:56,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:16:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:16:56,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:16:56,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:16:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:56,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:16:56,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:56,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:16:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:56,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:56,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:56,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:56,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:56,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:16:57,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:57,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:57,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:57,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:57,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:57,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 22:16:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:57,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:57,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:57,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:57,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:57,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:16:57,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:57,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:16:57,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:16:57,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:16:57,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:57,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 22:16:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:57,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:57,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:57,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:57,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:57,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:16:57,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:57,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:16:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:16:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:16:57,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:57,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 22:16:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:16:57,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:16:57,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:16:57,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:16:57,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:16:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:16:57,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:16:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:16:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:16:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:16:57,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:16:57,096 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 22:16:57,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [139382392] [2020-10-27 22:16:57,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:16:57,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:16:57,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156774060] [2020-10-27 22:16:57,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:16:57,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:16:57,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:16:57,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:16:57,101 INFO L87 Difference]: Start difference. First operand 302 states and 404 transitions. Second operand 12 states. [2020-10-27 22:16:57,833 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:16:58,520 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:16:59,184 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:16:59,685 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:17:00,092 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:17:00,651 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:17:01,136 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:17:01,532 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:17:02,835 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:17:05,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:17:05,166 INFO L93 Difference]: Finished difference Result 1012 states and 1595 transitions. [2020-10-27 22:17:05,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:17:05,166 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2020-10-27 22:17:05,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:17:05,175 INFO L225 Difference]: With dead ends: 1012 [2020-10-27 22:17:05,176 INFO L226 Difference]: Without dead ends: 734 [2020-10-27 22:17:05,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 51 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:17:05,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-10-27 22:17:05,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 472. [2020-10-27 22:17:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2020-10-27 22:17:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 664 transitions. [2020-10-27 22:17:05,336 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 664 transitions. Word has length 136 [2020-10-27 22:17:05,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:17:05,337 INFO L481 AbstractCegarLoop]: Abstraction has 472 states and 664 transitions. [2020-10-27 22:17:05,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:17:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 664 transitions. [2020-10-27 22:17:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 22:17:05,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:17:05,345 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:17:05,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:17:05,345 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:17:05,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:17:05,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1596917015, now seen corresponding path program 2 times [2020-10-27 22:17:05,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:17:05,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1928297063] [2020-10-27 22:17:05,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:17:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:05,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:05,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:05,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:05,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:05,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:05,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:05,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:06,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:06,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:07,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 22:17:10,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 22:17:10,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,743 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:17:10,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:17:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:10,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 22:17:10,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:10,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:10,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:17:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:10,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:10,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:17:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:10,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:10,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:17:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:17:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-27 22:17:10,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:17:10,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:17:10,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:17:10,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:17:10,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:17:10,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:17:10,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:10,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:17:10,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:10,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:17:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:17:10,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:10,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:17:10,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:10,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:10,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:10,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:10,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:10,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:17:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:10,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:10,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:17:10,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:10,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:10,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:10,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:10,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:10,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:10,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:10,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:10,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:10,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:10,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:17:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:10,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:17:11,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:17:11,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 22:17:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:17:11,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:11,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:11,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:11,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:11,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:11,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:17:11,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:11,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:11,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:17:11,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:11,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:11,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:11,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:11,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:11,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 22:17:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:11,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:11,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:11,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:11,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:11,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:11,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 22:17:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:11,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:11,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:11,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:11,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:11,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:11,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 22:17:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:11,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:11,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:11,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:11,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:11,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:11,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:11,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:11,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:11,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:11,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:11,092 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 22:17:11,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1928297063] [2020-10-27 22:17:11,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:17:11,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:17:11,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581692236] [2020-10-27 22:17:11,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:17:11,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:17:11,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:17:11,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:17:11,098 INFO L87 Difference]: Start difference. First operand 472 states and 664 transitions. Second operand 8 states. [2020-10-27 22:17:11,695 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:17:13,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:17:13,850 INFO L93 Difference]: Finished difference Result 1052 states and 1610 transitions. [2020-10-27 22:17:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:17:13,851 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 140 [2020-10-27 22:17:13,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:17:13,858 INFO L225 Difference]: With dead ends: 1052 [2020-10-27 22:17:13,858 INFO L226 Difference]: Without dead ends: 604 [2020-10-27 22:17:13,862 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:17:13,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2020-10-27 22:17:13,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 424. [2020-10-27 22:17:14,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2020-10-27 22:17:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 583 transitions. [2020-10-27 22:17:14,004 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 583 transitions. Word has length 140 [2020-10-27 22:17:14,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:17:14,004 INFO L481 AbstractCegarLoop]: Abstraction has 424 states and 583 transitions. [2020-10-27 22:17:14,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:17:14,005 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 583 transitions. [2020-10-27 22:17:14,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-27 22:17:14,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:17:14,009 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:17:14,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:17:14,009 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:17:14,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:17:14,010 INFO L82 PathProgramCache]: Analyzing trace with hash 75595706, now seen corresponding path program 1 times [2020-10-27 22:17:14,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:17:14,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1137485213] [2020-10-27 22:17:14,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:17:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:14,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:14,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:14,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:18,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:18,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 22:17:18,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:17:18,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4431 [2020-10-27 22:17:18,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:17:18,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:18,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-27 22:17:18,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:18,900 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:17:18,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:17:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:18,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:18,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:18,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:17:18,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:18,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:18,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:18,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:18,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:18,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:18,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:18,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:18,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:17:18,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:18,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:17:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:18,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:18,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:18,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:18,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:18,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:18,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:18,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:18,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:18,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:17:18,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:18,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:18,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:18,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:18,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:18,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:18,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:18,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:18,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:18,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:18,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:17:18,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:18,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:17:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:18,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:18,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:18,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:17:18,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:17:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-27 22:17:19,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:17:19,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 22:17:19,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:17:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:17:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 22:17:19,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:17:19,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:17:19,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:17:19,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:17:19,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:17:19,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:17:19,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:19,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:17:19,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:17:19,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:19,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:19,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:17:19,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:17:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:17:19,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:17:19,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:19,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:17:19,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:17:19,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:19,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:19,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:19,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:17:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:19,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:17:19,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:17:19,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:19,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:17:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 22:17:19,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:17:19,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:17:19,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:17:19,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:17:19,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 22:17:19,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:17:19,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:17:19,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:17:19,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:17:19,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:17:19,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:17:19,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:19,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:17:19,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:19,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:19,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 22:17:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:19,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:17:19,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:17:19,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:17:19,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:17:19,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:17:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:17:19,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 22:17:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:17:19,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:17:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:17:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:17:19,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 22:17:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:17:19,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:17:19,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:17:19,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:19,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:17:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:19,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 22:17:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:19,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:19,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:19,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:19,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:19,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:19,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:19,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:19,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:19,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:19,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:19,728 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-27 22:17:19,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1137485213] [2020-10-27 22:17:19,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:17:19,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 22:17:19,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722055779] [2020-10-27 22:17:19,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 22:17:19,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:17:19,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 22:17:19,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:17:19,731 INFO L87 Difference]: Start difference. First operand 424 states and 583 transitions. Second operand 19 states. [2020-10-27 22:17:21,116 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-27 22:17:22,714 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-27 22:17:24,188 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-10-27 22:17:25,078 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-10-27 22:17:25,944 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-27 22:17:26,835 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-10-27 22:17:27,587 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-10-27 22:17:28,395 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-10-27 22:17:29,648 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-27 22:17:30,486 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:17:31,235 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:17:31,999 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-10-27 22:17:32,669 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:17:33,083 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:17:33,497 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:17:33,950 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:17:34,985 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2020-10-27 22:17:36,083 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:17:36,845 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:17:37,617 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2020-10-27 22:17:38,433 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 209 [2020-10-27 22:17:39,209 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:17:40,397 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:17:41,245 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:17:41,706 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:17:43,637 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-27 22:17:44,448 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-27 22:17:46,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:17:46,977 INFO L93 Difference]: Finished difference Result 1552 states and 2361 transitions. [2020-10-27 22:17:46,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-27 22:17:46,978 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 160 [2020-10-27 22:17:46,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:17:46,991 INFO L225 Difference]: With dead ends: 1552 [2020-10-27 22:17:46,993 INFO L226 Difference]: Without dead ends: 1045 [2020-10-27 22:17:47,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1530 ImplicationChecksByTransitivity, 19.2s TimeCoverageRelationStatistics Valid=797, Invalid=4315, Unknown=0, NotChecked=0, Total=5112 [2020-10-27 22:17:47,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2020-10-27 22:17:47,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 874. [2020-10-27 22:17:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 874 states. [2020-10-27 22:17:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1194 transitions. [2020-10-27 22:17:47,259 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1194 transitions. Word has length 160 [2020-10-27 22:17:47,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:17:47,260 INFO L481 AbstractCegarLoop]: Abstraction has 874 states and 1194 transitions. [2020-10-27 22:17:47,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 22:17:47,260 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1194 transitions. [2020-10-27 22:17:47,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 22:17:47,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:17:47,264 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:17:47,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:17:47,264 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:17:47,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:17:47,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1945757945, now seen corresponding path program 1 times [2020-10-27 22:17:47,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:17:47,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [624464964] [2020-10-27 22:17:47,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:17:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:47,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:47,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:47,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 374 [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-27 22:17:47,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 22:17:47,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,029 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:17:48,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:17:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:48,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:17:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:48,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:17:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:48,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:17:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:48,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:48,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:17:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:17:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-27 22:17:48,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:17:48,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:17:48,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-27 22:17:48,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:17:48,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:17:48,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:17:48,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:48,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:17:48,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:17:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:17:48,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:17:48,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:17:48,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:17:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:17:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:48,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:17:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 22:17:48,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:17:48,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 22:17:48,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:17:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:17:48,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:48,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 22:17:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:17:48,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:17:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 22:17:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:48,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 22:17:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:17:48,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:17:48,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:17:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:17:48,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:17:48,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:17:48,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:17:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:48,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:17:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:17:48,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:17:48,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:17:48,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:17:48,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:17:48,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:17:48,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:17:48,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:17:48,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:17:48,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:17:48,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:17:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-27 22:17:48,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [624464964] [2020-10-27 22:17:48,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:17:48,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:17:48,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253352702] [2020-10-27 22:17:48,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:17:48,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:17:48,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:17:48,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:17:48,301 INFO L87 Difference]: Start difference. First operand 874 states and 1194 transitions. Second operand 7 states. [2020-10-27 22:17:49,050 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:17:50,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:17:50,306 INFO L93 Difference]: Finished difference Result 1366 states and 1756 transitions. [2020-10-27 22:17:50,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:17:50,314 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 156 [2020-10-27 22:17:50,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:17:50,321 INFO L225 Difference]: With dead ends: 1366 [2020-10-27 22:17:50,321 INFO L226 Difference]: Without dead ends: 803 [2020-10-27 22:17:50,324 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:17:50,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2020-10-27 22:17:50,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 767. [2020-10-27 22:17:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2020-10-27 22:17:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 970 transitions. [2020-10-27 22:17:50,531 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 970 transitions. Word has length 156 [2020-10-27 22:17:50,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:17:50,531 INFO L481 AbstractCegarLoop]: Abstraction has 767 states and 970 transitions. [2020-10-27 22:17:50,531 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:17:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 970 transitions. [2020-10-27 22:17:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-27 22:17:50,534 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:17:50,535 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:17:50,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:17:50,536 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:17:50,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:17:50,536 INFO L82 PathProgramCache]: Analyzing trace with hash 990486644, now seen corresponding path program 1 times [2020-10-27 22:17:50,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:17:50,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [661436685] [2020-10-27 22:17:50,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:17:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-27 22:17:50,585 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-27 22:17:50,585 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-27 22:17:50,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:17:50,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:17:50 BoogieIcfgContainer [2020-10-27 22:17:50,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:17:50,650 INFO L168 Benchmark]: Toolchain (without parser) took 102984.53 ms. Allocated memory was 151.0 MB in the beginning and 805.3 MB in the end (delta: 654.3 MB). Free memory was 106.0 MB in the beginning and 297.7 MB in the end (delta: -191.8 MB). Peak memory consumption was 464.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:17:50,650 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 151.0 MB. Free memory is still 123.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:17:50,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.55 ms. Allocated memory is still 151.0 MB. Free memory was 133.4 MB in the beginning and 126.0 MB in the end (delta: 7.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:17:50,652 INFO L168 Benchmark]: Boogie Preprocessor took 156.20 ms. Allocated memory is still 151.0 MB. Free memory was 125.9 MB in the beginning and 121.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:17:50,653 INFO L168 Benchmark]: RCFGBuilder took 1576.35 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 121.9 MB in the beginning and 113.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 44.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:17:50,656 INFO L168 Benchmark]: TraceAbstraction took 100574.10 ms. Allocated memory was 181.4 MB in the beginning and 805.3 MB in the end (delta: 623.9 MB). Free memory was 113.3 MB in the beginning and 298.3 MB in the end (delta: -185.0 MB). Peak memory consumption was 438.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:17:50,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 151.0 MB. Free memory is still 123.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 652.55 ms. Allocated memory is still 151.0 MB. Free memory was 133.4 MB in the beginning and 126.0 MB in the end (delta: 7.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 156.20 ms. Allocated memory is still 151.0 MB. Free memory was 125.9 MB in the beginning and 121.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1576.35 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 121.9 MB in the beginning and 113.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 44.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 100574.10 ms. Allocated memory was 181.4 MB in the beginning and 805.3 MB in the end (delta: 623.9 MB). Free memory was 113.3 MB in the beginning and 298.3 MB in the end (delta: -185.0 MB). Peak memory consumption was 438.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L49] int waterLevel = 1; [L50] int methaneLevelCritical = 0; [L387] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L654] int pumpRunning = 0; [L655] int systemActive = 1; [L824] int cleanupTimeShifts = 4; [L897] int retValue_acc ; [L898] int tmp ; [L902] FCALL select_helpers() [L903] FCALL select_features() [L904] CALL, EXPR valid_product() [L200] int retValue_acc ; [L203] retValue_acc = 1 [L204] return (retValue_acc); [L904] RET, EXPR valid_product() [L904] tmp = valid_product() [L906] COND TRUE \read(tmp) [L908] FCALL setup() [L909] CALL runTest() [L891] CALL test() [L587] int splverifierCounter ; [L588] int tmp ; [L589] int tmp___0 ; [L590] int tmp___1 ; [L591] int tmp___2 ; [L594] splverifierCounter = 0 [L596] COND TRUE 1 [L598] COND TRUE splverifierCounter < 4 [L604] tmp = __VERIFIER_nondet_int() [L606] COND TRUE \read(tmp) [L608] CALL waterRise() [L67] COND TRUE waterLevel < 2 [L68] waterLevel = waterLevel + 1 [L608] RET waterRise() [L614] tmp___0 = __VERIFIER_nondet_int() [L616] COND FALSE !(\read(tmp___0)) [L624] tmp___2 = __VERIFIER_nondet_int() [L626] COND TRUE \read(tmp___2) [L639] CALL timeShift() [L661] COND FALSE !(\read(pumpRunning)) [L668] COND TRUE \read(systemActive) [L670] CALL processEnvironment() [L690] int tmp ; [L693] COND TRUE ! pumpRunning [L695] CALL, EXPR isHighWaterLevel() [L805] int retValue_acc ; [L806] int tmp ; [L807] int tmp___0 ; [L811] CALL, EXPR isHighWaterSensorDry() [L129] int retValue_acc ; [L132] COND FALSE !(waterLevel < 2) [L136] retValue_acc = 0 [L137] return (retValue_acc); [L811] RET, EXPR isHighWaterSensorDry() [L811] tmp = isHighWaterSensorDry() [L813] COND FALSE !(\read(tmp)) [L816] tmp___0 = 1 [L818] retValue_acc = tmp___0 [L819] return (retValue_acc); [L695] RET, EXPR isHighWaterLevel() [L695] tmp = isHighWaterLevel() [L697] COND TRUE \read(tmp) [L699] CALL activatePump() [L724] int tmp ; [L728] CALL, EXPR isMethaneAlarm() [L749] int retValue_acc ; [L753] CALL, EXPR isMethaneLevelCritical() [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L753] RET, EXPR isMethaneLevelCritical() [L753] retValue_acc = isMethaneLevelCritical() [L755] return (retValue_acc); [L728] RET, EXPR isMethaneAlarm() [L728] tmp = isMethaneAlarm() [L730] COND FALSE !(\read(tmp)) [L734] CALL activatePump__wrappee__highWaterSensor() [L718] pumpRunning = 1 [L734] RET activatePump__wrappee__highWaterSensor() [L699] RET activatePump() [L670] RET processEnvironment() [L676] CALL __utac_acc__Specification4_spec__1() [L146] int tmp ; [L147] int tmp___0 ; [L151] CALL, EXPR getWaterLevel() [L120] int retValue_acc ; [L123] retValue_acc = waterLevel [L124] return (retValue_acc); [L151] RET, EXPR getWaterLevel() [L151] tmp = getWaterLevel() [L153] COND FALSE !(tmp == 0) [L676] RET __utac_acc__Specification4_spec__1() [L639] RET timeShift() [L596] COND TRUE 1 [L598] COND TRUE splverifierCounter < 4 [L604] tmp = __VERIFIER_nondet_int() [L606] COND FALSE !(\read(tmp)) [L614] tmp___0 = __VERIFIER_nondet_int() [L616] COND FALSE !(\read(tmp___0)) [L624] tmp___2 = __VERIFIER_nondet_int() [L626] COND TRUE \read(tmp___2) [L639] CALL timeShift() [L661] COND TRUE \read(pumpRunning) [L663] CALL lowerWaterLevel() [L55] COND TRUE waterLevel > 0 [L56] waterLevel = waterLevel - 1 [L663] RET lowerWaterLevel() [L668] COND TRUE \read(systemActive) [L670] CALL processEnvironment() [L690] int tmp ; [L693] COND FALSE !(! pumpRunning) [L708] FCALL processEnvironment__wrappee__base() [L670] RET processEnvironment() [L676] CALL __utac_acc__Specification4_spec__1() [L146] int tmp ; [L147] int tmp___0 ; [L151] CALL, EXPR getWaterLevel() [L120] int retValue_acc ; [L123] retValue_acc = waterLevel [L124] return (retValue_acc); [L151] RET, EXPR getWaterLevel() [L151] tmp = getWaterLevel() [L153] COND FALSE !(tmp == 0) [L676] RET __utac_acc__Specification4_spec__1() [L639] RET timeShift() [L596] COND TRUE 1 [L598] COND TRUE splverifierCounter < 4 [L604] tmp = __VERIFIER_nondet_int() [L606] COND FALSE !(\read(tmp)) [L614] tmp___0 = __VERIFIER_nondet_int() [L616] COND FALSE !(\read(tmp___0)) [L624] tmp___2 = __VERIFIER_nondet_int() [L626] COND TRUE \read(tmp___2) [L639] CALL timeShift() [L661] COND TRUE \read(pumpRunning) [L663] CALL lowerWaterLevel() [L55] COND TRUE waterLevel > 0 [L56] waterLevel = waterLevel - 1 [L663] RET lowerWaterLevel() [L668] COND TRUE \read(systemActive) [L670] CALL processEnvironment() [L690] int tmp ; [L693] COND FALSE !(! pumpRunning) [L708] FCALL processEnvironment__wrappee__base() [L670] RET processEnvironment() [L676] CALL __utac_acc__Specification4_spec__1() [L146] int tmp ; [L147] int tmp___0 ; [L151] CALL, EXPR getWaterLevel() [L120] int retValue_acc ; [L123] retValue_acc = waterLevel [L124] return (retValue_acc); [L151] RET, EXPR getWaterLevel() [L151] tmp = getWaterLevel() [L153] COND TRUE tmp == 0 [L155] CALL, EXPR isPumpRunning() [L760] int retValue_acc ; [L763] retValue_acc = pumpRunning [L764] return (retValue_acc); [L155] RET, EXPR isPumpRunning() [L155] tmp___0 = isPumpRunning() [L157] COND TRUE \read(tmp___0) [L159] CALL __automaton_fail() [L213] CALL reach_error() [L3] __assert_fail("0", "minepump_spec4_product41.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 234 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 100.4s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 58.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1190 SDtfs, 3624 SDslu, 1873 SDs, 0 SdLazy, 8568 SolverSat, 3285 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 500 GetRequests, 329 SyntacticMatches, 11 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1797 ImplicationChecksByTransitivity, 34.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=874occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 923 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 39.9s InterpolantComputationTime, 1103 NumberOfCodeBlocks, 1103 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 931 ConstructedInterpolants, 0 QuantifiedInterpolants, 383896 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 195/237 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...