/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec1_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:42:52,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:42:52,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:42:52,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:42:52,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:42:52,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:42:52,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:42:52,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:42:52,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:42:52,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:42:52,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:42:52,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:42:52,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:42:52,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:42:52,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:42:52,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:42:52,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:42:52,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:42:52,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:42:52,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:42:52,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:42:52,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:42:52,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:42:52,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:42:52,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:42:52,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:42:52,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:42:52,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:42:52,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:42:52,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:42:52,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:42:52,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:42:52,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:42:52,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:42:52,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:42:52,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:42:52,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:42:52,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:42:52,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:42:52,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:42:52,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:42:52,759 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 [2020-10-28 16:42:52,785 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:42:52,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:42:52,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:42:52,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:42:52,788 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:42:52,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:42:52,789 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:42:52,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:42:52,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:42:52,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:42:52,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:42:52,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:42:52,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:42:52,790 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:42:52,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:42:52,791 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:42:52,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:42:52,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:42:52,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:42:52,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:42:52,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:42:52,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:42:52,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:42:52,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:42:52,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:42:52,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:42:52,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:42:52,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:42:52,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:42:52,794 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:42:53,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:42:53,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:42:53,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:42:53,267 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:42:53,267 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:42:53,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2020-10-28 16:42:53,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ebcb810ce/9e8ce152e5e447f69d30b8dfd747faff/FLAGa5124d98d [2020-10-28 16:42:54,075 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:42:54,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2020-10-28 16:42:54,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ebcb810ce/9e8ce152e5e447f69d30b8dfd747faff/FLAGa5124d98d [2020-10-28 16:42:54,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ebcb810ce/9e8ce152e5e447f69d30b8dfd747faff [2020-10-28 16:42:54,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:42:54,388 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:42:54,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:42:54,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:42:54,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:42:54,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:42:54" (1/1) ... [2020-10-28 16:42:54,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1c835d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:54, skipping insertion in model container [2020-10-28 16:42:54,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:42:54" (1/1) ... [2020-10-28 16:42:54,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:42:54,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:42:54,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:42:54,933 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:42:55,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:42:55,159 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:42:55,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55 WrapperNode [2020-10-28 16:42:55,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:42:55,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:42:55,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:42:55,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:42:55,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (1/1) ... [2020-10-28 16:42:55,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:42:55,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:42:55,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:42:55,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:42:55,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (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 [2020-10-28 16:42:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:42:55,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:42:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:42:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:42:55,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:42:55,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:42:55,449 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:42:55,449 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:42:55,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:42:55,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:42:55,450 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:42:55,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:42:55,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:42:55,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:42:55,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:42:55,452 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:42:55,452 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:42:55,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:42:55,452 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:42:55,453 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:42:55,453 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:42:55,453 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:42:55,453 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:42:55,453 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:42:55,453 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:42:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:42:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:42:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:42:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:42:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:42:55,454 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:42:55,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:42:55,455 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:42:55,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:42:55,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:42:55,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:42:55,455 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:42:55,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:42:55,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:42:55,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:42:55,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:42:55,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:42:55,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:42:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:42:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:42:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:42:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:42:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:42:55,458 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:42:55,458 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:42:55,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:42:55,458 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:42:55,458 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:42:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:42:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:42:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:42:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:42:55,460 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:42:55,460 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:42:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:42:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:42:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:42:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:42:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:42:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:42:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:42:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:42:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:42:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:42:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:42:55,463 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:42:55,463 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:42:55,465 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:42:55,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:42:55,465 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:42:55,465 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:42:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:42:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:42:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:42:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:42:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:42:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:42:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:42:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:42:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:42:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:42:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:42:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:42:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:42:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:42:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:42:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:42:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:42:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:42:56,928 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:42:56,928 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:42:56,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:42:56 BoogieIcfgContainer [2020-10-28 16:42:56,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:42:56,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:42:56,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:42:56,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:42:56,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:42:54" (1/3) ... [2020-10-28 16:42:56,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4213c9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:42:56, skipping insertion in model container [2020-10-28 16:42:56,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:42:55" (2/3) ... [2020-10-28 16:42:56,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4213c9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:42:56, skipping insertion in model container [2020-10-28 16:42:56,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:42:56" (3/3) ... [2020-10-28 16:42:56,946 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product58.cil.c [2020-10-28 16:42:56,964 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:42:56,970 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:42:57,001 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:42:57,046 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:42:57,047 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:42:57,047 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:42:57,047 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:42:57,048 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:42:57,048 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:42:57,048 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:42:57,048 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:42:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2020-10-28 16:42:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:42:57,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:42:57,099 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] [2020-10-28 16:42:57,100 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]=== [2020-10-28 16:42:57,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:42:57,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1358773733, now seen corresponding path program 1 times [2020-10-28 16:42:57,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:42:57,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [549165271] [2020-10-28 16:42:57,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:42:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:42:57,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:42:57,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:42:57,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:42:59,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:00,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:43:02,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:43:02,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:43:02,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:43:02,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:43:02,887 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:02,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:02,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:43:02,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:02,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:02,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:02,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:02,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:02,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:02,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:02,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:02,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:02,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:02,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:02,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:02,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:02,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:02,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:02,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:43:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:02,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:02,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:02,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:43:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:02,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:02,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:02,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:02,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:02,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:02,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:02,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:02,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:03,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [549165271] [2020-10-28 16:43:03,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:03,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:43:03,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706699682] [2020-10-28 16:43:03,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:43:03,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:03,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:43:03,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:43:03,050 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 3 states. [2020-10-28 16:43:04,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:04,381 INFO L93 Difference]: Finished difference Result 337 states and 434 transitions. [2020-10-28 16:43:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:43:04,383 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:43:04,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:04,398 INFO L225 Difference]: With dead ends: 337 [2020-10-28 16:43:04,398 INFO L226 Difference]: Without dead ends: 180 [2020-10-28 16:43:04,403 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:43:04,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-28 16:43:04,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 145. [2020-10-28 16:43:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-28 16:43:04,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 169 transitions. [2020-10-28 16:43:04,503 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 169 transitions. Word has length 47 [2020-10-28 16:43:04,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:04,504 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 169 transitions. [2020-10-28 16:43:04,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:43:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 169 transitions. [2020-10-28 16:43:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:43:04,508 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:04,508 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] [2020-10-28 16:43:04,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:43:04,509 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]=== [2020-10-28 16:43:04,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:04,511 INFO L82 PathProgramCache]: Analyzing trace with hash 702460227, now seen corresponding path program 1 times [2020-10-28 16:43:04,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:04,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [717732464] [2020-10-28 16:43:04,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:04,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:04,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:04,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:06,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:07,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:43:09,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:43:09,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 16:43:09,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:09,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:43:09,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:43:09,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,835 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:09,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:09,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-28 16:43:09,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:09,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:09,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:09,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:09,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:09,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:09,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:09,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:09,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:09,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:09,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:09,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:09,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:43:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:09,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:09,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:09,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:43:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:09,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:09,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:09,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:09,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:09,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:09,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:09,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:09,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:09,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:09,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:09,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:09,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [717732464] [2020-10-28 16:43:09,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:09,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:43:09,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229005272] [2020-10-28 16:43:09,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:43:09,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:09,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:43:09,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:43:09,949 INFO L87 Difference]: Start difference. First operand 145 states and 169 transitions. Second operand 4 states. [2020-10-28 16:43:10,477 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:11,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:11,606 INFO L93 Difference]: Finished difference Result 263 states and 317 transitions. [2020-10-28 16:43:11,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:43:11,607 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 16:43:11,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:11,610 INFO L225 Difference]: With dead ends: 263 [2020-10-28 16:43:11,611 INFO L226 Difference]: Without dead ends: 164 [2020-10-28 16:43:11,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:43:11,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-28 16:43:11,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 136. [2020-10-28 16:43:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-28 16:43:11,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 157 transitions. [2020-10-28 16:43:11,671 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 157 transitions. Word has length 48 [2020-10-28 16:43:11,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:11,672 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 157 transitions. [2020-10-28 16:43:11,672 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:43:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 157 transitions. [2020-10-28 16:43:11,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:43:11,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:11,674 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] [2020-10-28 16:43:11,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:43:11,674 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]=== [2020-10-28 16:43:11,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:11,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1646553189, now seen corresponding path program 1 times [2020-10-28 16:43:11,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:11,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1721209551] [2020-10-28 16:43:11,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:11,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:11,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:12,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:13,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-28 16:43:14,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:43:14,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2515 [2020-10-28 16:43:14,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:43:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 16:43:14,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,560 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:14,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:14,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-28 16:43:14,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:14,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:14,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:43:14,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:14,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:14,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:14,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:14,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:14,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:14,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:14,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:14,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:14,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:14,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:14,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:14,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:14,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:14,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:14,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:14,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:14,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:43:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:14,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:14,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:14,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:14,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:14,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:43:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:14,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:14,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:14,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:14,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:14,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:14,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:14,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:14,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:14,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:14,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:14,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:14,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1721209551] [2020-10-28 16:43:14,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:14,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:43:14,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454088687] [2020-10-28 16:43:14,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:43:14,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:14,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:43:14,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:43:14,730 INFO L87 Difference]: Start difference. First operand 136 states and 157 transitions. Second operand 5 states. [2020-10-28 16:43:15,135 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:16,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:16,125 INFO L93 Difference]: Finished difference Result 276 states and 335 transitions. [2020-10-28 16:43:16,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:43:16,126 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:43:16,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:16,130 INFO L225 Difference]: With dead ends: 276 [2020-10-28 16:43:16,130 INFO L226 Difference]: Without dead ends: 164 [2020-10-28 16:43:16,131 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:43:16,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-28 16:43:16,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 136. [2020-10-28 16:43:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-28 16:43:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 156 transitions. [2020-10-28 16:43:16,206 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 156 transitions. Word has length 53 [2020-10-28 16:43:16,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:16,207 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 156 transitions. [2020-10-28 16:43:16,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:43:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 156 transitions. [2020-10-28 16:43:16,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 16:43:16,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:16,209 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] [2020-10-28 16:43:16,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:43:16,210 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]=== [2020-10-28 16:43:16,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:16,210 INFO L82 PathProgramCache]: Analyzing trace with hash -1597836003, now seen corresponding path program 1 times [2020-10-28 16:43:16,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:16,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2065352045] [2020-10-28 16:43:16,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:17,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:19,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:20,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:20,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 16:43:21,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:43:21,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:43:21,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:43:21,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 16:43:21,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:43:21,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:21,565 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:21,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:21,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:43:21,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:21,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:21,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:21,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:21,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:21,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:21,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:21,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:21,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:21,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:21,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:21,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:21,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:21,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:43:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:43:21,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:21,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:43:21,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:43:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:43:21,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:43:21,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:43:21,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:43:21,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:21,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:43:21,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:43:21,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:21,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:21,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:21,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:21,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:21,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:43:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:21,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:21,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:21,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:21,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 16:43:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:21,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:21,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:21,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:21,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:21,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:21,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:21,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:21,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:21,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:21,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:21,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:21,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2065352045] [2020-10-28 16:43:21,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:21,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:43:21,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502159568] [2020-10-28 16:43:21,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:43:21,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:21,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:43:21,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:43:21,730 INFO L87 Difference]: Start difference. First operand 136 states and 156 transitions. Second operand 6 states. [2020-10-28 16:43:22,166 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:23,499 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:24,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:24,416 INFO L93 Difference]: Finished difference Result 375 states and 459 transitions. [2020-10-28 16:43:24,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:43:24,416 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2020-10-28 16:43:24,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:24,420 INFO L225 Difference]: With dead ends: 375 [2020-10-28 16:43:24,420 INFO L226 Difference]: Without dead ends: 263 [2020-10-28 16:43:24,421 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:43:24,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-10-28 16:43:24,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 218. [2020-10-28 16:43:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-28 16:43:24,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 247 transitions. [2020-10-28 16:43:24,512 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 247 transitions. Word has length 66 [2020-10-28 16:43:24,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:24,513 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 247 transitions. [2020-10-28 16:43:24,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:43:24,513 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 247 transitions. [2020-10-28 16:43:24,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-28 16:43:24,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:24,520 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] [2020-10-28 16:43:24,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:43:24,520 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]=== [2020-10-28 16:43:24,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:24,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1595308869, now seen corresponding path program 1 times [2020-10-28 16:43:24,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:24,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [675123425] [2020-10-28 16:43:24,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:24,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:25,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:25,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:25,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:25,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:29,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:29,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-28 16:43:29,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:43:29,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:43:29,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:29,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:43:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:43:29,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 16:43:29,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:29,941 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:29,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:29,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:30,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 16:43:30,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:30,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:30,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:30,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:30,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:30,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:30,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:30,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:30,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:30,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:30,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:30,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:30,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:30,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:30,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:43:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:43:30,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:30,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 16:43:30,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:30,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:43:30,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:43:30,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:43:30,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:30,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:43:30,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:43:30,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:43:30,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:30,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:43:30,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:43:30,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:30,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:30,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:30,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:43:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:30,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 16:43:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:30,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:30,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 16:43:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:30,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:30,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:30,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:30,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:30,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:30,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:30,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:30,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:30,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:30,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [675123425] [2020-10-28 16:43:30,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:30,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:43:30,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924437781] [2020-10-28 16:43:30,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:43:30,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:30,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:43:30,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:43:30,230 INFO L87 Difference]: Start difference. First operand 218 states and 247 transitions. Second operand 8 states. [2020-10-28 16:43:30,786 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:32,104 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:32,484 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:43:33,523 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:43:33,912 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:43:34,279 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:43:34,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:34,456 INFO L93 Difference]: Finished difference Result 265 states and 318 transitions. [2020-10-28 16:43:34,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:43:34,457 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2020-10-28 16:43:34,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:34,460 INFO L225 Difference]: With dead ends: 265 [2020-10-28 16:43:34,461 INFO L226 Difference]: Without dead ends: 261 [2020-10-28 16:43:34,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:43:34,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-10-28 16:43:34,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 218. [2020-10-28 16:43:34,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-28 16:43:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 246 transitions. [2020-10-28 16:43:34,526 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 246 transitions. Word has length 80 [2020-10-28 16:43:34,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:34,526 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 246 transitions. [2020-10-28 16:43:34,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:43:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 246 transitions. [2020-10-28 16:43:34,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-28 16:43:34,528 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:34,528 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:43:34,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:43:34,529 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]=== [2020-10-28 16:43:34,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:34,530 INFO L82 PathProgramCache]: Analyzing trace with hash 559275506, now seen corresponding path program 1 times [2020-10-28 16:43:34,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:34,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1828656785] [2020-10-28 16:43:34,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:34,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:34,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:34,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-28 16:43:39,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:43:39,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:43:39,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:39,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 16:43:39,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:39,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:39,857 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:39,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:39,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:39,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:43:39,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:39,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:39,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:39,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:39,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:39,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:39,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:39,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:39,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:39,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:39,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:39,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:39,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:39,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:39,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:39,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:39,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:39,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:39,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:39,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:39,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:39,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:39,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:39,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:39,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:39,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:39,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:39,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:39,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:39,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:43:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:39,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:39,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:43:39,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:43:39,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:39,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:43:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:39,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:39,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:43:40,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:43:40,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:40,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:43:40,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:40,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:43:40,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:43:40,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:40,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:40,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:43:40,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:40,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:43:40,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:40,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:40,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:43:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:43:40,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:43:40,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:43:40,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:40,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:43:40,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:40,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:40,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:40,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:40,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:40,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:40,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:40,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:40,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:43:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:40,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:40,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:40,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 16:43:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:40,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:40,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:40,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:40,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:40,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:40,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:43:40,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1828656785] [2020-10-28 16:43:40,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:40,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:43:40,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719149466] [2020-10-28 16:43:40,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:43:40,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:40,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:43:40,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:43:40,184 INFO L87 Difference]: Start difference. First operand 218 states and 246 transitions. Second operand 8 states. [2020-10-28 16:43:41,318 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:41,642 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:43:41,968 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:42,296 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:43:43,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:43,389 INFO L93 Difference]: Finished difference Result 456 states and 548 transitions. [2020-10-28 16:43:43,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 16:43:43,389 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 96 [2020-10-28 16:43:43,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:43,392 INFO L225 Difference]: With dead ends: 456 [2020-10-28 16:43:43,392 INFO L226 Difference]: Without dead ends: 262 [2020-10-28 16:43:43,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:43:43,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-10-28 16:43:43,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 223. [2020-10-28 16:43:43,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-28 16:43:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 251 transitions. [2020-10-28 16:43:43,459 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 251 transitions. Word has length 96 [2020-10-28 16:43:43,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:43,460 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 251 transitions. [2020-10-28 16:43:43,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:43:43,460 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 251 transitions. [2020-10-28 16:43:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-28 16:43:43,461 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:43,462 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:43:43,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:43:43,462 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]=== [2020-10-28 16:43:43,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:43,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1807419088, now seen corresponding path program 1 times [2020-10-28 16:43:43,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:43,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1357656964] [2020-10-28 16:43:43,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:43,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:43,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:43,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-28 16:43:48,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:43:48,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:43:48,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 16:43:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:48,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:48,845 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:48,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:48,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:48,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:43:48,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:48,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:48,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:48,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:48,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:48,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:48,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:48,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:48,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:48,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:48,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:48,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:48,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:48,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:48,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:48,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:48,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:48,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:48,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:48,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:48,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:48,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:48,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:48,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:48,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:48,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:48,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:48,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:48,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:48,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:43:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:48,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:48,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:43:48,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:48,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:43:48,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:48,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:48,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:48,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:43:48,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:48,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:48,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:48,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:43:49,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:43:49,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:49,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:43:49,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:49,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:49,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:43:49,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:43:49,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:43:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:49,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:49,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:43:49,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:49,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:43:49,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:49,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:49,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:49,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:43:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:43:49,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:43:49,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:49,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:43:49,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:49,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:49,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:43:49,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:49,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:49,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:49,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:49,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:49,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:49,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:49,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:49,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:49,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:49,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:49,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:49,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:49,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:49,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:43:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:49,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:49,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:49,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:49,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:49,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:49,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 16:43:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:49,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:49,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:49,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:49,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:49,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:49,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:49,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:49,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:49,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:49,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:49,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:43:49,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1357656964] [2020-10-28 16:43:49,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:49,173 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:43:49,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741379566] [2020-10-28 16:43:49,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:43:49,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:49,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:43:49,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:43:49,177 INFO L87 Difference]: Start difference. First operand 223 states and 251 transitions. Second operand 7 states. [2020-10-28 16:43:50,177 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:50,497 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:50,826 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:51,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:51,865 INFO L93 Difference]: Finished difference Result 466 states and 559 transitions. [2020-10-28 16:43:51,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:43:51,866 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 96 [2020-10-28 16:43:51,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:51,870 INFO L225 Difference]: With dead ends: 466 [2020-10-28 16:43:51,870 INFO L226 Difference]: Without dead ends: 267 [2020-10-28 16:43:51,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:43:51,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-10-28 16:43:51,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 227. [2020-10-28 16:43:51,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-28 16:43:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 255 transitions. [2020-10-28 16:43:51,928 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 255 transitions. Word has length 96 [2020-10-28 16:43:51,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:51,929 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 255 transitions. [2020-10-28 16:43:51,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:43:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 255 transitions. [2020-10-28 16:43:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-28 16:43:51,930 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:51,930 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:43:51,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:43:51,931 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]=== [2020-10-28 16:43:51,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:51,931 INFO L82 PathProgramCache]: Analyzing trace with hash -2047959217, now seen corresponding path program 1 times [2020-10-28 16:43:51,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:51,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420091634] [2020-10-28 16:43:51,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:51,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:56,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:56,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-28 16:43:56,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:43:56,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 16:43:56,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:56,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:43:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:56,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-28 16:43:56,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:57,356 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:57,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:57,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-28 16:43:57,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:43:57,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:57,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:43:57,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:57,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 26 [2020-10-28 16:43:57,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:57,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:57,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:57,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:57,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:57,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:57,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:57,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:57,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:57,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:57,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:57,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:57,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:57,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:43:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:43:57,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:57,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 16:43:57,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:57,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 16:43:57,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:57,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:43:57,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:43:57,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:43:57,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:57,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:43:57,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:57,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:43:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:43:57,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:43:57,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:43:57,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:57,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:57,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:57,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:57,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:57,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:43:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:57,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:43:57,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:57,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:57,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:57,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:57,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 16:43:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:57,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:57,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:57,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:57,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:57,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:57,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:57,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:57,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:57,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:43:57,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420091634] [2020-10-28 16:43:57,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:57,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:43:57,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099988364] [2020-10-28 16:43:57,800 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:43:57,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:57,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:43:57,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:43:57,805 INFO L87 Difference]: Start difference. First operand 227 states and 255 transitions. Second operand 8 states. [2020-10-28 16:43:58,389 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:59,566 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:43:59,974 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:00,628 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:00,948 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:01,343 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:02,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:02,576 INFO L93 Difference]: Finished difference Result 678 states and 821 transitions. [2020-10-28 16:44:02,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:44:02,577 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 96 [2020-10-28 16:44:02,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:02,582 INFO L225 Difference]: With dead ends: 678 [2020-10-28 16:44:02,582 INFO L226 Difference]: Without dead ends: 475 [2020-10-28 16:44:02,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:44:02,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2020-10-28 16:44:02,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 408. [2020-10-28 16:44:02,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-10-28 16:44:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 460 transitions. [2020-10-28 16:44:02,680 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 460 transitions. Word has length 96 [2020-10-28 16:44:02,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:02,681 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 460 transitions. [2020-10-28 16:44:02,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:44:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 460 transitions. [2020-10-28 16:44:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-28 16:44:02,683 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:02,683 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:44:02,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:44:02,684 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]=== [2020-10-28 16:44:02,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:02,684 INFO L82 PathProgramCache]: Analyzing trace with hash -956053813, now seen corresponding path program 1 times [2020-10-28 16:44:02,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:02,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1803741465] [2020-10-28 16:44:02,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:03,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4443 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-28 16:44:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,437 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:07,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 16:44:07,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:07,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:07,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:07,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:07,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:07,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:07,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:07,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:44:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:07,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:44:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:07,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:44:07,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:44:07,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 16:44:07,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:07,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:44:07,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:44:07,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:07,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:44:07,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:44:07,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:07,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:07,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:44:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:07,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:44:07,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:44:07,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:07,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:07,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:07,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:07,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:07,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:07,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:07,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:07,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:07,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:07,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:44:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:07,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:07,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:07,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:07,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:44:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:07,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:07,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:07,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:07,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:07,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:07,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:07,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:07,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:07,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:44:07,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1803741465] [2020-10-28 16:44:07,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:07,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:44:07,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203955769] [2020-10-28 16:44:07,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:44:07,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:07,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:44:07,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:44:07,759 INFO L87 Difference]: Start difference. First operand 408 states and 460 transitions. Second operand 7 states. [2020-10-28 16:44:08,287 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:08,875 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:11,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:11,494 INFO L93 Difference]: Finished difference Result 1233 states and 1571 transitions. [2020-10-28 16:44:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:44:11,494 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2020-10-28 16:44:11,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:11,502 INFO L225 Difference]: With dead ends: 1233 [2020-10-28 16:44:11,502 INFO L226 Difference]: Without dead ends: 849 [2020-10-28 16:44:11,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:44:11,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2020-10-28 16:44:11,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 728. [2020-10-28 16:44:11,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2020-10-28 16:44:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 854 transitions. [2020-10-28 16:44:11,744 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 854 transitions. Word has length 100 [2020-10-28 16:44:11,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:11,746 INFO L481 AbstractCegarLoop]: Abstraction has 728 states and 854 transitions. [2020-10-28 16:44:11,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:44:11,746 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 854 transitions. [2020-10-28 16:44:11,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-28 16:44:11,748 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:11,749 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:44:11,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:44:11,749 INFO L429 AbstractCegarLoop]: === Iteration 10 === [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]=== [2020-10-28 16:44:11,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:11,752 INFO L82 PathProgramCache]: Analyzing trace with hash -669374491, now seen corresponding path program 1 times [2020-10-28 16:44:11,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:11,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [30262112] [2020-10-28 16:44:11,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:12,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:12,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:12,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-28 16:44:12,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:44:12,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1175 [2020-10-28 16:44:12,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:12,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:12,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:12,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:44:12,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 16:44:12,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,278 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:13,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:44:13,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:13,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:13,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:13,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:13,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:13,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:13,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:13,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:44:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:44:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:13,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:13,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:44:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:13,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:44:13,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:13,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 16:44:13,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:44:13,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:13,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:44:13,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:13,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:44:13,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:13,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:13,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:13,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:13,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:13,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:13,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:44:13,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:44:13,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:13,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:44:13,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:44:13,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:13,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:13,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:13,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 16:44:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:13,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 16:44:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:44:13,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [30262112] [2020-10-28 16:44:13,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:13,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:44:13,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255447811] [2020-10-28 16:44:13,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:44:13,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:13,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:44:13,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:44:13,619 INFO L87 Difference]: Start difference. First operand 728 states and 854 transitions. Second operand 13 states. [2020-10-28 16:44:14,381 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:15,192 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:16,250 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:16,585 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:16,919 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:17,265 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:17,610 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:17,935 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:18,250 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:18,587 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:19,015 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:19,434 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:21,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:21,788 INFO L93 Difference]: Finished difference Result 1521 states and 1865 transitions. [2020-10-28 16:44:21,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-28 16:44:21,788 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 104 [2020-10-28 16:44:21,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:21,797 INFO L225 Difference]: With dead ends: 1521 [2020-10-28 16:44:21,797 INFO L226 Difference]: Without dead ends: 817 [2020-10-28 16:44:21,802 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=287, Invalid=1119, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 16:44:21,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2020-10-28 16:44:21,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 700. [2020-10-28 16:44:21,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2020-10-28 16:44:21,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 808 transitions. [2020-10-28 16:44:21,998 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 808 transitions. Word has length 104 [2020-10-28 16:44:21,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:21,998 INFO L481 AbstractCegarLoop]: Abstraction has 700 states and 808 transitions. [2020-10-28 16:44:21,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:44:21,998 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 808 transitions. [2020-10-28 16:44:22,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 16:44:22,005 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:22,005 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:22,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:44:22,006 INFO L429 AbstractCegarLoop]: === Iteration 11 === [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]=== [2020-10-28 16:44:22,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:22,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1352896339, now seen corresponding path program 1 times [2020-10-28 16:44:22,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:22,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1583611390] [2020-10-28 16:44:22,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2779 [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:24,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:44:24,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-28 16:44:24,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-28 16:44:24,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,228 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:25,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:44:25,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:25,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:25,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:25,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:44:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:44:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:44:25,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:25,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:44:25,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:44:25,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:25,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:44:25,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:44:25,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:25,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:44:25,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:44:25,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:25,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:25,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:44:25,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:25,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:44:25,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:44:25,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:25,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:44:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:44:25,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:44:25,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:44:25,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 16:44:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:25,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:25,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 16:44:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:44:25,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:44:25,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:44:25,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 16:44:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:44:25,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:44:25,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:44:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 16:44:25,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:44:25,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:44:25,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:44:25,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:44:25,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:25,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:44:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:44:25,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:44:25,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:25,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:44:25,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:25,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:25,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:25,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 16:44:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:25,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:25,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 16:44:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:25,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:25,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:25,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:25,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:25,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:25,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:25,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:25,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:25,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:25,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:25,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 16:44:25,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1583611390] [2020-10-28 16:44:25,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:25,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:44:25,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697243302] [2020-10-28 16:44:25,856 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:44:25,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:25,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:44:25,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:44:25,858 INFO L87 Difference]: Start difference. First operand 700 states and 808 transitions. Second operand 14 states. [2020-10-28 16:44:26,516 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:27,666 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:29,689 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:44:30,326 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:44:30,888 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-10-28 16:44:31,975 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:44:32,314 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:44:32,633 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:44:32,945 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:34,848 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:44:35,462 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:44:36,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:36,711 INFO L93 Difference]: Finished difference Result 2153 states and 2772 transitions. [2020-10-28 16:44:36,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-28 16:44:36,711 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 158 [2020-10-28 16:44:36,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:36,724 INFO L225 Difference]: With dead ends: 2153 [2020-10-28 16:44:36,725 INFO L226 Difference]: Without dead ends: 1609 [2020-10-28 16:44:36,729 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 67 SyntacticMatches, 5 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 664 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=530, Invalid=1920, Unknown=0, NotChecked=0, Total=2450 [2020-10-28 16:44:36,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1609 states. [2020-10-28 16:44:37,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1609 to 1292. [2020-10-28 16:44:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1292 states. [2020-10-28 16:44:37,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1508 transitions. [2020-10-28 16:44:37,108 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1508 transitions. Word has length 158 [2020-10-28 16:44:37,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:37,108 INFO L481 AbstractCegarLoop]: Abstraction has 1292 states and 1508 transitions. [2020-10-28 16:44:37,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:44:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1508 transitions. [2020-10-28 16:44:37,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 16:44:37,112 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:37,112 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:37,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:44:37,113 INFO L429 AbstractCegarLoop]: === Iteration 12 === [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]=== [2020-10-28 16:44:37,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:37,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1280509781, now seen corresponding path program 1 times [2020-10-28 16:44:37,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:37,114 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1293902520] [2020-10-28 16:44:37,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-28 16:44:37,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-28 16:44:37,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:37,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-28 16:44:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:44:37,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,702 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:37,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:44:37,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:37,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:37,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:37,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:44:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:44:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 16:44:37,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:44:37,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:37,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:44:37,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:37,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:44:37,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:37,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:37,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:37,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:37,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:37,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:37,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:44:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:44:37,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 16:44:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 16:44:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 16:44:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:44:37,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:44:37,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 16:44:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:44:37,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:44:37,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:44:37,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:44:37,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:44:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:44:37,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:37,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:44:37,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:37,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:37,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:37,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 16:44:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:37,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:37,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:38,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:38,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:38,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:38,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 16:44:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:38,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:38,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:38,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:38,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:38,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:38,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:38,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:38,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-28 16:44:38,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1293902520] [2020-10-28 16:44:38,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:38,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:44:38,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411778455] [2020-10-28 16:44:38,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:44:38,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:38,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:44:38,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:44:38,028 INFO L87 Difference]: Start difference. First operand 1292 states and 1508 transitions. Second operand 11 states. [2020-10-28 16:44:39,990 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:40,274 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:40,565 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:40,869 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:41,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:41,269 INFO L93 Difference]: Finished difference Result 1944 states and 2333 transitions. [2020-10-28 16:44:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:44:41,270 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2020-10-28 16:44:41,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:41,271 INFO L225 Difference]: With dead ends: 1944 [2020-10-28 16:44:41,271 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:44:41,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:44:41,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:44:41,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:44:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:44:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:44:41,278 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-10-28 16:44:41,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:41,278 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:44:41,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:44:41,278 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:44:41,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:44:41,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:44:41,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:44:44,068 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 323 DAG size of output: 295 [2020-10-28 16:44:48,529 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 295 [2020-10-28 16:44:49,300 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 292 [2020-10-28 16:44:50,132 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 290 [2020-10-28 16:44:51,715 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 294 [2020-10-28 16:44:52,910 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2020-10-28 16:44:53,705 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 22 [2020-10-28 16:44:53,942 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 16:44:54,199 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:44:54,449 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 16:44:54,756 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-10-28 16:44:55,032 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:44:55,286 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:44:56,073 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 22 [2020-10-28 16:44:57,645 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 239 DAG size of output: 32 [2020-10-28 16:44:58,854 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 189 DAG size of output: 34 [2020-10-28 16:45:00,005 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 183 DAG size of output: 23 [2020-10-28 16:45:01,117 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 180 DAG size of output: 24 [2020-10-28 16:45:01,394 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:45:02,581 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 187 DAG size of output: 27 [2020-10-28 16:45:02,842 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 16:45:03,789 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 24 [2020-10-28 16:45:04,527 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 22 [2020-10-28 16:45:05,245 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 18 [2020-10-28 16:45:06,123 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 26 [2020-10-28 16:45:06,357 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 16:45:06,614 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:45:07,331 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 18 [2020-10-28 16:45:07,589 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:45:07,825 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-28 16:45:08,061 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 16:45:08,743 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-10-28 16:45:09,584 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-28 16:45:09,883 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-28 16:45:10,121 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 16:45:10,375 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:45:11,656 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 189 DAG size of output: 30 [2020-10-28 16:45:13,175 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 239 DAG size of output: 32 [2020-10-28 16:45:14,533 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 236 DAG size of output: 31 [2020-10-28 16:45:14,841 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 18 [2020-10-28 16:45:16,258 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 234 DAG size of output: 31 [2020-10-28 16:45:17,015 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 22 [2020-10-28 16:45:17,253 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 18 [2020-10-28 16:45:17,971 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 22 [2020-10-28 16:45:18,212 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 16:45:18,468 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:45:18,708 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-28 16:45:18,964 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-28 16:45:19,203 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-28 16:45:20,001 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-28 16:45:20,866 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-28 16:45:21,102 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 16:45:21,332 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-28 16:45:22,775 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 238 DAG size of output: 31 [2020-10-28 16:45:22,781 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:45:22,781 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:45:22,781 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:45:22,782 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:45:22,782 INFO L274 CegarLoopResult]: For program point L703(lines 703 707) no Hoare annotation was computed. [2020-10-28 16:45:22,782 INFO L274 CegarLoopResult]: For program point L703-1(lines 703 707) no Hoare annotation was computed. [2020-10-28 16:45:22,782 INFO L274 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-10-28 16:45:22,783 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 718) no Hoare annotation was computed. [2020-10-28 16:45:22,783 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 672 727) no Hoare annotation was computed. [2020-10-28 16:45:22,783 INFO L274 CegarLoopResult]: For program point L719(lines 696 720) no Hoare annotation was computed. [2020-10-28 16:45:22,783 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 672 727) no Hoare annotation was computed. [2020-10-28 16:45:22,783 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 672 727) no Hoare annotation was computed. [2020-10-28 16:45:22,783 INFO L274 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 728 787) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 779) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 728 787) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point L780(lines 753 781) no Hoare annotation was computed. [2020-10-28 16:45:22,784 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 728 787) no Hoare annotation was computed. [2020-10-28 16:45:22,785 INFO L274 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-10-28 16:45:22,785 INFO L274 CegarLoopResult]: For program point L773-1(line 773) no Hoare annotation was computed. [2020-10-28 16:45:22,785 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 603 609) the Hoare annotation is: true [2020-10-28 16:45:22,785 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 603 609) no Hoare annotation was computed. [2020-10-28 16:45:22,785 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 610 618) no Hoare annotation was computed. [2020-10-28 16:45:22,785 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 610 618) the Hoare annotation is: true [2020-10-28 16:45:22,785 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 610 618) no Hoare annotation was computed. [2020-10-28 16:45:22,785 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 240 262) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,785 INFO L270 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,786 INFO L270 CegarLoopResult]: At program point L252-1(line 252) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,786 INFO L274 CegarLoopResult]: For program point L250(lines 250 257) no Hoare annotation was computed. [2020-10-28 16:45:22,786 INFO L274 CegarLoopResult]: For program point L250-1(lines 250 257) no Hoare annotation was computed. [2020-10-28 16:45:22,786 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 240 262) no Hoare annotation was computed. [2020-10-28 16:45:22,786 INFO L274 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-28 16:45:22,786 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,786 INFO L270 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,787 INFO L270 CegarLoopResult]: At program point L246-1(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 240 262) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 195 218) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 195 218) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 195 218) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-28 16:45:22,787 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 400 408) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 400 408) the Hoare annotation is: true [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 400 408) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 464 482) the Hoare annotation is: true [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2020-10-28 16:45:22,788 INFO L277 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: true [2020-10-28 16:45:22,788 INFO L274 CegarLoopResult]: For program point L473-2(lines 473 477) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L471-1(line 471) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 464 482) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 464 482) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L416(lines 416 424) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L416-2(lines 416 424) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L439-1(line 439) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 409 444) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L428(lines 428 436) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point L428-2(lines 428 436) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 409 444) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 409 444) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 596 602) no Hoare annotation was computed. [2020-10-28 16:45:22,789 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 596 602) the Hoare annotation is: true [2020-10-28 16:45:22,789 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 626 671) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 626 671) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 626 671) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point L959(lines 959 966) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 939 984) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point L953(lines 953 973) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point L953-1(lines 953 973) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 963 964) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 970 971) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 939 984) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point L970(lines 970 971) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 939 984) no Hoare annotation was computed. [2020-10-28 16:45:22,790 INFO L274 CegarLoopResult]: For program point L963(lines 963 964) no Hoare annotation was computed. [2020-10-28 16:45:22,791 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 227 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,791 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 227 236) no Hoare annotation was computed. [2020-10-28 16:45:22,791 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 227 236) no Hoare annotation was computed. [2020-10-28 16:45:22,791 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 389 399) the Hoare annotation is: true [2020-10-28 16:45:22,791 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 389 399) no Hoare annotation was computed. [2020-10-28 16:45:22,791 INFO L277 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: true [2020-10-28 16:45:22,791 INFO L274 CegarLoopResult]: For program point L394-1(line 394) no Hoare annotation was computed. [2020-10-28 16:45:22,791 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 389 399) no Hoare annotation was computed. [2020-10-28 16:45:22,791 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 381 388) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= ~waterLevel~0 0)) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 16:45:22,792 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 381 388) no Hoare annotation was computed. [2020-10-28 16:45:22,792 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 381 388) no Hoare annotation was computed. [2020-10-28 16:45:22,792 INFO L274 CegarLoopResult]: For program point L142(lines 142 148) no Hoare annotation was computed. [2020-10-28 16:45:22,792 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 138 151) no Hoare annotation was computed. [2020-10-28 16:45:22,792 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 138 151) the Hoare annotation is: true [2020-10-28 16:45:22,792 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 138 151) no Hoare annotation was computed. [2020-10-28 16:45:22,792 INFO L270 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~waterLevel~0 0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (not .cse3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5) (or .cse6 .cse1 .cse2 .cse3) (or .cse6 .cse4 .cse1 .cse5)))) [2020-10-28 16:45:22,792 INFO L274 CegarLoopResult]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2020-10-28 16:45:22,793 INFO L270 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (= ~waterLevel~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse4 .cse1 .cse2) (or .cse4 .cse1 .cse3))) [2020-10-28 16:45:22,793 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 330 354) no Hoare annotation was computed. [2020-10-28 16:45:22,793 INFO L270 CegarLoopResult]: At program point L340(line 340) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~2))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (= ~waterLevel~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse5 .cse1 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2020-10-28 16:45:22,793 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 330 354) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= ~waterLevel~0 0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse1 .cse2 .cse4) (or .cse5 .cse1 .cse2 .cse3))) [2020-10-28 16:45:22,793 INFO L274 CegarLoopResult]: For program point L338(lines 338 346) no Hoare annotation was computed. [2020-10-28 16:45:22,793 INFO L270 CegarLoopResult]: At program point L336(line 336) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (= ~waterLevel~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse4 .cse1 .cse5) (or .cse3 .cse4 .cse1 .cse5))) [2020-10-28 16:45:22,793 INFO L274 CegarLoopResult]: For program point L336-1(line 336) no Hoare annotation was computed. [2020-10-28 16:45:22,793 INFO L274 CegarLoopResult]: For program point L334(lines 334 351) no Hoare annotation was computed. [2020-10-28 16:45:22,794 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 296 302) no Hoare annotation was computed. [2020-10-28 16:45:22,794 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 296 302) the Hoare annotation is: true [2020-10-28 16:45:22,794 INFO L270 CegarLoopResult]: At program point L576(lines 527 577) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,794 INFO L270 CegarLoopResult]: At program point testENTRY(lines 518 583) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:45:22,794 INFO L274 CegarLoopResult]: For program point testFINAL(lines 518 583) no Hoare annotation was computed. [2020-10-28 16:45:22,794 INFO L274 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2020-10-28 16:45:22,794 INFO L270 CegarLoopResult]: At program point L566-2(lines 558 571) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse5 .cse4) (and .cse1 .cse5 .cse2 .cse3))) [2020-10-28 16:45:22,794 INFO L274 CegarLoopResult]: For program point L529(lines 528 575) no Hoare annotation was computed. [2020-10-28 16:45:22,795 INFO L270 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse5 .cse4) (and .cse1 .cse5 .cse2 .cse3))) [2020-10-28 16:45:22,795 INFO L274 CegarLoopResult]: For program point L558(lines 558 571) no Hoare annotation was computed. [2020-10-28 16:45:22,795 INFO L270 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse3 .cse2) (and .cse0 .cse3 .cse1 (<= 2 ~waterLevel~0)))) [2020-10-28 16:45:22,795 INFO L274 CegarLoopResult]: For program point L548(lines 548 554) no Hoare annotation was computed. [2020-10-28 16:45:22,795 INFO L274 CegarLoopResult]: For program point L548-1(lines 548 554) no Hoare annotation was computed. [2020-10-28 16:45:22,795 INFO L270 CegarLoopResult]: At program point L573(lines 528 575) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse3 .cse2) (and .cse0 .cse3 .cse1 (<= 2 ~waterLevel~0)))) [2020-10-28 16:45:22,795 INFO L270 CegarLoopResult]: At program point L540(line 540) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse3 .cse2) (and .cse0 .cse3 .cse1 (<= 2 ~waterLevel~0)))) [2020-10-28 16:45:22,795 INFO L274 CegarLoopResult]: For program point L538(lines 538 544) no Hoare annotation was computed. [2020-10-28 16:45:22,795 INFO L274 CegarLoopResult]: For program point L538-1(lines 538 544) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point L530(lines 530 534) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point testEXIT(lines 518 583) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 917 918) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 924 925) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point L924(lines 924 925) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 893 938) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point L917(lines 917 918) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 893 938) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point L913(lines 913 920) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 893 938) no Hoare annotation was computed. [2020-10-28 16:45:22,796 INFO L274 CegarLoopResult]: For program point L907(lines 907 927) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point L907-1(lines 907 927) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 355 362) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 355 362) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 355 362) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 152 160) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 152 160) the Hoare annotation is: true [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 152 160) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point L114-2(lines 114 122) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 106 128) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 106 128) no Hoare annotation was computed. [2020-10-28 16:45:22,797 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 106 128) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L114(lines 114 122) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 586 595) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 586 595) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 586 595) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 790 892) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L855-1(line 855) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L814(lines 814 818) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L878(lines 878 889) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L841(lines 841 845) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 790 892) no Hoare annotation was computed. [2020-10-28 16:45:22,798 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 859) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L860(lines 838 861) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L819(lines 819 835) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 790 892) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L879(lines 879 886) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L840(lines 839 859) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L871-1(line 871) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point L836(lines 836 877) no Hoare annotation was computed. [2020-10-28 16:45:22,799 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,800 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 16:45:22,800 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,800 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 16:45:22,800 INFO L274 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-10-28 16:45:22,800 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 364 380) no Hoare annotation was computed. [2020-10-28 16:45:22,800 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 364 380) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-28 16:45:22,800 INFO L270 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (and (<= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2))) [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point L375-1(lines 364 380) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point L371(lines 371 377) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 129 137) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 129 137) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 129 137) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 445 463) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 445 463) the Hoare annotation is: true [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 445 463) no Hoare annotation was computed. [2020-10-28 16:45:22,801 INFO L277 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-10-28 16:45:22,801 INFO L274 CegarLoopResult]: For program point L454-2(lines 454 458) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 85 96) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse3 .cse0 .cse1 .cse2) (or .cse3 .cse1 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point L89-1(lines 85 96) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 85 96) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 97 105) the Hoare annotation is: true [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 97 105) no Hoare annotation was computed. [2020-10-28 16:45:22,802 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 97 105) no Hoare annotation was computed. [2020-10-28 16:45:22,803 INFO L270 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and .cse7 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2) (or .cse0 .cse6 .cse2 .cse3)))) [2020-10-28 16:45:22,803 INFO L270 CegarLoopResult]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse8 (= 1 ~systemActive~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (and .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (and .cse9 .cse8 (<= 2 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not .cse8)) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5 .cse3) (or .cse6 .cse2 .cse3 .cse7) (or .cse6 .cse4 .cse5 .cse3 .cse7)))) [2020-10-28 16:45:22,803 INFO L270 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse5 .cse0 .cse1) (or .cse4 .cse5 .cse3 .cse1))) [2020-10-28 16:45:22,803 INFO L274 CegarLoopResult]: For program point L276(lines 275 294) no Hoare annotation was computed. [2020-10-28 16:45:22,803 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 272 295) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2) (or .cse0 .cse4 .cse5 .cse2) (or .cse0 .cse5 .cse2 .cse3))) [2020-10-28 16:45:22,803 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 272 295) no Hoare annotation was computed. [2020-10-28 16:45:22,803 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 272 295) no Hoare annotation was computed. [2020-10-28 16:45:22,803 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 164 193) no Hoare annotation was computed. [2020-10-28 16:45:22,803 INFO L277 CegarLoopResult]: At program point L189(lines 164 193) the Hoare annotation is: true [2020-10-28 16:45:22,803 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 164 193) the Hoare annotation is: true [2020-10-28 16:45:22,804 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-28 16:45:22,804 INFO L274 CegarLoopResult]: For program point L178(lines 178 182) no Hoare annotation was computed. [2020-10-28 16:45:22,804 INFO L277 CegarLoopResult]: At program point L178-1(lines 178 182) the Hoare annotation is: true [2020-10-28 16:45:22,804 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-28 16:45:22,804 INFO L277 CegarLoopResult]: At program point L174-2(lines 174 188) the Hoare annotation is: true [2020-10-28 16:45:22,804 INFO L277 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: true [2020-10-28 16:45:22,804 INFO L274 CegarLoopResult]: For program point L170-1(line 170) no Hoare annotation was computed. [2020-10-28 16:45:22,804 INFO L274 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-10-28 16:45:22,804 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3))) [2020-10-28 16:45:22,804 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 61 72) no Hoare annotation was computed. [2020-10-28 16:45:22,805 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 219 225) no Hoare annotation was computed. [2020-10-28 16:45:22,805 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 219 225) the Hoare annotation is: true [2020-10-28 16:45:22,805 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,805 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-28 16:45:22,805 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:45:22,805 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:45:22,805 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 483 490) no Hoare annotation was computed. [2020-10-28 16:45:22,805 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 483 490) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse1) (or .cse0 .cse5 .cse2 .cse3) (or .cse0 .cse5 .cse4 .cse2))) [2020-10-28 16:45:22,805 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 483 490) no Hoare annotation was computed. [2020-10-28 16:45:22,805 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 304 328) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-28 16:45:22,805 INFO L270 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-28 16:45:22,805 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 304 328) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L270 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point L312(lines 312 320) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L270 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point L308(lines 308 325) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L270 CegarLoopResult]: At program point L323(line 323) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point L323-1(lines 304 328) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 73 84) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 73 84) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse3))) [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 16:45:22,806 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 16:45:22,807 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:45:22,807 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 492 516) the Hoare annotation is: true [2020-10-28 16:45:22,807 INFO L270 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2))) [2020-10-28 16:45:22,807 INFO L274 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-10-28 16:45:22,807 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 492 516) no Hoare annotation was computed. [2020-10-28 16:45:22,807 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-28 16:45:22,807 INFO L274 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-10-28 16:45:22,807 INFO L274 CegarLoopResult]: For program point L500(lines 500 513) no Hoare annotation was computed. [2020-10-28 16:45:22,807 INFO L274 CegarLoopResult]: For program point L500-1(lines 492 516) no Hoare annotation was computed. [2020-10-28 16:45:22,807 INFO L277 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: true [2020-10-28 16:45:22,808 INFO L274 CegarLoopResult]: For program point L498-1(line 498) no Hoare annotation was computed. [2020-10-28 16:45:22,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:45:22 BoogieIcfgContainer [2020-10-28 16:45:22,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:45:22,831 INFO L168 Benchmark]: Toolchain (without parser) took 148448.90 ms. Allocated memory was 161.5 MB in the beginning and 979.4 MB in the end (delta: 817.9 MB). Free memory was 136.8 MB in the beginning and 715.9 MB in the end (delta: -579.1 MB). Peak memory consumption was 612.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:22,832 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 161.5 MB. Free memory is still 132.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:45:22,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.92 ms. Allocated memory is still 161.5 MB. Free memory was 136.2 MB in the beginning and 114.2 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:22,835 INFO L168 Benchmark]: Boogie Preprocessor took 154.16 ms. Allocated memory is still 161.5 MB. Free memory was 114.2 MB in the beginning and 110.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:22,836 INFO L168 Benchmark]: RCFGBuilder took 1615.48 ms. Allocated memory is still 161.5 MB. Free memory was 110.3 MB in the beginning and 56.4 MB in the end (delta: 53.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:22,836 INFO L168 Benchmark]: TraceAbstraction took 145890.50 ms. Allocated memory was 161.5 MB in the beginning and 979.4 MB in the end (delta: 817.9 MB). Free memory was 55.9 MB in the beginning and 715.9 MB in the end (delta: -660.0 MB). Peak memory consumption was 530.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:45:22,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 161.5 MB. Free memory is still 132.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 771.92 ms. Allocated memory is still 161.5 MB. Free memory was 136.2 MB in the beginning and 114.2 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 154.16 ms. Allocated memory is still 161.5 MB. Free memory was 114.2 MB in the beginning and 110.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1615.48 ms. Allocated memory is still 161.5 MB. Free memory was 110.3 MB in the beginning and 56.4 MB in the end (delta: 53.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 145890.50 ms. Allocated memory was 161.5 MB in the beginning and 979.4 MB in the end (delta: 817.9 MB). Free memory was 55.9 MB in the beginning and 715.9 MB in the end (delta: -660.0 MB). Peak memory consumption was 530.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 924]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 917]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 963]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 970]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((splverifierCounter <= 0 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0)) || (((splverifierCounter <= 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 258 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 104.2s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 48.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 41.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1819 SDtfs, 3721 SDslu, 1656 SDs, 0 SdLazy, 9491 SolverSat, 2700 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 582 GetRequests, 398 SyntacticMatches, 9 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1140 ImplicationChecksByTransitivity, 21.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1292occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 880 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 1953 PreInvPairs, 2124 NumberOfFragments, 2075 HoareAnnotationTreeSize, 1953 FomulaSimplifications, 522313189 FormulaSimplificationTreeSizeReduction, 10.3s HoareSimplificationTime, 66 FomulaSimplificationsInter, 11835149 FormulaSimplificationTreeSizeReductionInter, 30.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 53.6s InterpolantComputationTime, 1102 NumberOfCodeBlocks, 1102 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1090 ConstructedInterpolants, 0 QuantifiedInterpolants, 400580 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 77/85 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 correct! Received shutdown request...