/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_spec2_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:49:35,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:49:35,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:49:35,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:49:35,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:49:35,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:49:35,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:49:35,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:49:35,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:49:35,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:49:35,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:49:35,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:49:35,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:49:35,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:49:35,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:49:35,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:49:35,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:49:35,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:49:35,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:49:35,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:49:35,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:49:35,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:49:35,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:49:35,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:49:35,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:49:35,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:49:35,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:49:35,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:49:35,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:49:35,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:49:35,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:49:35,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:49:35,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:49:35,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:49:35,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:49:35,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:49:35,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:49:35,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:49:35,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:49:35,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:49:35,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:49:35,737 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 16:49:35,764 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:49:35,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:49:35,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:49:35,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:49:35,767 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:49:35,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:49:35,768 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:49:35,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:49:35,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:49:35,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:49:35,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:49:35,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:49:35,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:49:35,769 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:49:35,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:49:35,770 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:49:35,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:49:35,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:49:35,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:49:35,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:49:35,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:49:35,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:49:35,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:49:35,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:49:35,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:49:35,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:49:35,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:49:35,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:49:35,773 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:49:35,774 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:49:36,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:49:36,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:49:36,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:49:36,272 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:49:36,275 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:49:36,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2020-10-28 16:49:36,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aba5e7852/98ef0f66707b45cfac52e816292d9d2a/FLAG78cd8f945 [2020-10-28 16:49:37,070 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:49:37,074 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2020-10-28 16:49:37,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aba5e7852/98ef0f66707b45cfac52e816292d9d2a/FLAG78cd8f945 [2020-10-28 16:49:37,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aba5e7852/98ef0f66707b45cfac52e816292d9d2a [2020-10-28 16:49:37,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:49:37,390 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:49:37,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:49:37,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:49:37,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:49:37,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:49:37" (1/1) ... [2020-10-28 16:49:37,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761a363d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:37, skipping insertion in model container [2020-10-28 16:49:37,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:49:37" (1/1) ... [2020-10-28 16:49:37,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:49:37,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:49:37,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:49:37,892 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:49:38,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:49:38,086 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:49:38,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38 WrapperNode [2020-10-28 16:49:38,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:49:38,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:49:38,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:49:38,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:49:38,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (1/1) ... [2020-10-28 16:49:38,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:49:38,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:49:38,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:49:38,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:49:38,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (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 16:49:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:49:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:49:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:49:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:49:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:49:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:49:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:49:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:49:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:49:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:49:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:49:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:49:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:49:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:49:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:49:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 16:49:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:49:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:49:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:49:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:49:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:49:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:49:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:49:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:49:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:49:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:49:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:49:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:49:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:49:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:49:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:49:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:49:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:49:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:49:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:49:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:49:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:49:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:49:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:49:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:49:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:49:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:49:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:49:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:49:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:49:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:49:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:49:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:49:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:49:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:49:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:49:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:49:38,334 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:49:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:49:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:49:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:49:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:49:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:49:38,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:49:38,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:49:38,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:49:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:49:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:49:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:49:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:49:38,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:49:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:49:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:49:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:49:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:49:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:49:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:49:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:49:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:49:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:49:38,342 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:49:38,342 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:49:38,342 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:49:38,342 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:49:38,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:49:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:49:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:49:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:49:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:49:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:49:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 16:49:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:49:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:49:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:49:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:49:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:49:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:49:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:49:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:49:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:49:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:49:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:49:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:49:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:49:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:49:39,798 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:49:39,799 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:49:39,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:49:39 BoogieIcfgContainer [2020-10-28 16:49:39,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:49:39,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:49:39,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:49:39,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:49:39,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:49:37" (1/3) ... [2020-10-28 16:49:39,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44b5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:49:39, skipping insertion in model container [2020-10-28 16:49:39,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:49:38" (2/3) ... [2020-10-28 16:49:39,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44b5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:49:39, skipping insertion in model container [2020-10-28 16:49:39,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:49:39" (3/3) ... [2020-10-28 16:49:39,815 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2020-10-28 16:49:39,829 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:49:39,835 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:49:39,850 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:49:39,899 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:49:39,900 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:49:39,901 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:49:39,901 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:49:39,901 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:49:39,902 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:49:39,902 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:49:39,902 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:49:39,941 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-10-28 16:49:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:49:39,963 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:39,965 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] [2020-10-28 16:49:39,965 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 16:49:39,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:39,977 INFO L82 PathProgramCache]: Analyzing trace with hash 736965026, now seen corresponding path program 1 times [2020-10-28 16:49:39,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:39,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1607890746] [2020-10-28 16:49:39,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:40,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:40,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:40,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:41,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:45,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:45,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:49:45,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:49:45,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 16:49:45,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:45,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:45,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:45,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:49:45,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:45,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:49:45,947 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:45,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:45,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:46,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 16:49:46,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:46,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:46,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:46,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:46,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:46,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:46,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:46,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:46,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:46,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:46,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:46,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:46,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:46,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:46,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:46,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:46,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:49:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:46,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:46,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:46,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:49:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:46,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:46,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:46,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:46,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:46,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:46,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:46,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:46,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:46,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:46,132 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 16:49:46,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1607890746] [2020-10-28 16:49:46,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:49:46,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:49:46,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370482868] [2020-10-28 16:49:46,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:49:46,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:46,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:49:46,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:49:46,167 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 4 states. [2020-10-28 16:49:47,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:47,824 INFO L93 Difference]: Finished difference Result 333 states and 434 transitions. [2020-10-28 16:49:47,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:49:47,826 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:49:47,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:47,840 INFO L225 Difference]: With dead ends: 333 [2020-10-28 16:49:47,841 INFO L226 Difference]: Without dead ends: 182 [2020-10-28 16:49:47,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:49:47,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-28 16:49:47,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 149. [2020-10-28 16:49:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-28 16:49:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 177 transitions. [2020-10-28 16:49:47,950 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 177 transitions. Word has length 52 [2020-10-28 16:49:47,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:47,951 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 177 transitions. [2020-10-28 16:49:47,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:49:47,951 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 177 transitions. [2020-10-28 16:49:47,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:49:47,955 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:47,955 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 16:49:47,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:49:47,955 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 16:49:47,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:47,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1611543966, now seen corresponding path program 1 times [2020-10-28 16:49:47,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:47,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [499987900] [2020-10-28 16:49:47,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:48,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:48,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:48,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:49,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:49,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:52,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:49:53,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:49:53,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 16:49:53,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:53,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:49:53,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:49:53,431 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:53,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:53,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-28 16:49:53,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:53,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:49:53,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:53,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:53,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:53,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:53,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:53,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:53,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:53,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:53,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:53,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:53,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:53,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:53,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:53,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:53,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:53,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:53,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:53,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:49:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:53,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:53,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:53,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:49:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:53,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:53,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:53,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:53,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:53,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:53,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:53,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:53,619 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 16:49:53,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [499987900] [2020-10-28 16:49:53,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:49:53,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:49:53,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008588861] [2020-10-28 16:49:53,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:49:53,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:53,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:49:53,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:49:53,622 INFO L87 Difference]: Start difference. First operand 149 states and 177 transitions. Second operand 5 states. [2020-10-28 16:49:54,193 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:55,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:55,746 INFO L93 Difference]: Finished difference Result 303 states and 384 transitions. [2020-10-28 16:49:55,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 16:49:55,747 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:49:55,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:55,755 INFO L225 Difference]: With dead ends: 303 [2020-10-28 16:49:55,755 INFO L226 Difference]: Without dead ends: 182 [2020-10-28 16:49:55,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:49:55,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-28 16:49:55,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 149. [2020-10-28 16:49:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-28 16:49:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-10-28 16:49:55,845 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 53 [2020-10-28 16:49:55,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:55,845 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-10-28 16:49:55,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:49:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-10-28 16:49:55,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-28 16:49:55,859 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:55,859 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] [2020-10-28 16:49:55,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:49:55,859 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 16:49:55,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:55,860 INFO L82 PathProgramCache]: Analyzing trace with hash 355241799, now seen corresponding path program 1 times [2020-10-28 16:49:55,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:55,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2042844249] [2020-10-28 16:49:55,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:55,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:00,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:00,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:00,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-28 16:50:00,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:50:00,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 16:50:00,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:00,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:00,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:50:00,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 16:50:00,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:50:00,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,315 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:01,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:01,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:50:01,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:01,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:01,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:01,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:01,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:01,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:01,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:01,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:01,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:01,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:01,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:50:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:50:01,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:01,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:50:01,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:50:01,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 16:50:01,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:50:01,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:50:01,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:01,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:50:01,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:50:01,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:50:01,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:50:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:50:01,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:50:01,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:01,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:50:01,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:50:01,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:01,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:01,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:01,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:01,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:01,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:50:01,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:01,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 16:50:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:01,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:01,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:01,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 16:50:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:01,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:01,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:01,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:01,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:01,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:01,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:01,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:01,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:01,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:01,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:01,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:01,571 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 16:50:01,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2042844249] [2020-10-28 16:50:01,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:50:01,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:50:01,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431914474] [2020-10-28 16:50:01,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:50:01,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:01,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:50:01,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:50:01,574 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 7 states. [2020-10-28 16:50:02,129 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:03,792 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:50:05,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:05,424 INFO L93 Difference]: Finished difference Result 438 states and 577 transitions. [2020-10-28 16:50:05,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 16:50:05,425 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2020-10-28 16:50:05,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:05,431 INFO L225 Difference]: With dead ends: 438 [2020-10-28 16:50:05,431 INFO L226 Difference]: Without dead ends: 317 [2020-10-28 16:50:05,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:50:05,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-10-28 16:50:05,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 251. [2020-10-28 16:50:05,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2020-10-28 16:50:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 300 transitions. [2020-10-28 16:50:05,504 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 300 transitions. Word has length 75 [2020-10-28 16:50:05,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:05,504 INFO L481 AbstractCegarLoop]: Abstraction has 251 states and 300 transitions. [2020-10-28 16:50:05,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:50:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 300 transitions. [2020-10-28 16:50:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-28 16:50:05,508 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:05,508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:05,508 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:50:05,509 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 16:50:05,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:05,509 INFO L82 PathProgramCache]: Analyzing trace with hash -198884048, now seen corresponding path program 1 times [2020-10-28 16:50:05,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:05,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842096400] [2020-10-28 16:50:05,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:05,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:05,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:10,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:10,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:10,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:10,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:10,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 16:50:10,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:50:10,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:50:10,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:10,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-28 16:50:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 16:50:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:10,978 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:10,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:10,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:11,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:11,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:50:11,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:11,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:11,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:11,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:11,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:11,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:11,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:11,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:11,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:11,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:11,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:11,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:11,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:11,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:11,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:11,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:11,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:11,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:11,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:11,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:11,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:11,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:11,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:11,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:50:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:50:11,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:50:11,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 617 [2020-10-28 16:50:11,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:11,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:50:11,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:11,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:50:11,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:50:11,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 231 [2020-10-28 16:50:11,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:11,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:11,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:11,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:11,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:50:11,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:11,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:11,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:11,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:50:12,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:50:12,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-28 16:50:12,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:50:12,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:12,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:12,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:50:12,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:12,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:50:12,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:12,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:12,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:12,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:12,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:12,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:12,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:50:12,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:12,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 16:50:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:12,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:50:12,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:12,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 16:50:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:12,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:12,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:12,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,139 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 16:50:12,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842096400] [2020-10-28 16:50:12,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:50:12,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:50:12,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137052128] [2020-10-28 16:50:12,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:50:12,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:12,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:50:12,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:50:12,144 INFO L87 Difference]: Start difference. First operand 251 states and 300 transitions. Second operand 9 states. [2020-10-28 16:50:12,779 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:14,276 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:14,647 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:15,052 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:15,474 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:16,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:16,658 INFO L93 Difference]: Finished difference Result 527 states and 673 transitions. [2020-10-28 16:50:16,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 16:50:16,660 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-28 16:50:16,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:16,664 INFO L225 Difference]: With dead ends: 527 [2020-10-28 16:50:16,665 INFO L226 Difference]: Without dead ends: 304 [2020-10-28 16:50:16,666 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-28 16:50:16,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-28 16:50:16,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 250. [2020-10-28 16:50:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-10-28 16:50:16,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 297 transitions. [2020-10-28 16:50:16,736 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 297 transitions. Word has length 89 [2020-10-28 16:50:16,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:16,737 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 297 transitions. [2020-10-28 16:50:16,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:50:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 297 transitions. [2020-10-28 16:50:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 16:50:16,739 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:16,739 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:50:16,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:50:16,740 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 16:50:16,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:16,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1783365505, now seen corresponding path program 1 times [2020-10-28 16:50:16,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:16,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1753537999] [2020-10-28 16:50:16,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:16,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:16,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:16,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:18,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:21,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:21,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-28 16:50:21,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:50:21,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:50:21,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:21,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:21,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:21,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:50:21,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:50:21,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:22,254 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:22,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:22,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:50:22,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:22,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:22,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:22,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:22,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:22,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:22,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:50:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:50:22,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:22,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:50:22,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-28 16:50:22,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:50:22,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:22,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:50:22,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:50:22,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:22,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 16:50:22,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:22,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:22,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:50:22,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:22,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:22,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:22,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:50:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:22,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 16:50:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:22,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:22,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:22,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:22,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:22,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:22,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:22,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:22,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:22,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:22,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:22,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:22,556 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 16:50:22,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1753537999] [2020-10-28 16:50:22,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:50:22,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:50:22,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668949382] [2020-10-28 16:50:22,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:50:22,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:22,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:50:22,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:50:22,560 INFO L87 Difference]: Start difference. First operand 250 states and 297 transitions. Second operand 6 states. [2020-10-28 16:50:23,537 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:50:25,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:25,068 INFO L93 Difference]: Finished difference Result 451 states and 540 transitions. [2020-10-28 16:50:25,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:50:25,070 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 86 [2020-10-28 16:50:25,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:25,073 INFO L225 Difference]: With dead ends: 451 [2020-10-28 16:50:25,073 INFO L226 Difference]: Without dead ends: 265 [2020-10-28 16:50:25,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:50:25,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-10-28 16:50:25,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 225. [2020-10-28 16:50:25,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-28 16:50:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 256 transitions. [2020-10-28 16:50:25,134 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 256 transitions. Word has length 86 [2020-10-28 16:50:25,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:25,134 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 256 transitions. [2020-10-28 16:50:25,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:50:25,135 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 256 transitions. [2020-10-28 16:50:25,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:50:25,136 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:25,136 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:50:25,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:50:25,137 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 16:50:25,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:25,137 INFO L82 PathProgramCache]: Analyzing trace with hash 388522754, now seen corresponding path program 1 times [2020-10-28 16:50:25,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:25,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1698738052] [2020-10-28 16:50:25,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:25,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:25,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:26,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:50:30,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:50:30,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:50:30,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:50:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:30,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,614 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:30,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:30,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:50:30,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:30,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:30,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:30,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:30,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:30,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:30,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:30,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:30,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:30,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:50:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:50:30,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:50:30,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:30,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:50:30,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:30,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:30,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:50:30,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:50:30,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:30,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:50:30,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:30,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:50:30,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:50:30,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:50:30,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:30,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:30,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:50:30,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:50:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:30,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:30,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:30,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:50:30,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:50:30,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:30,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:30,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:50:30,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:30,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:30,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:50:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:30,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:30,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:30,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 16:50:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:30,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:30,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:30,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:30,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:30,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:30,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:30,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:30,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:30,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:30,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:30,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:31,002 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 16:50:31,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1698738052] [2020-10-28 16:50:31,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:50:31,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:50:31,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44224884] [2020-10-28 16:50:31,005 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:50:31,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:31,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:50:31,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:50:31,006 INFO L87 Difference]: Start difference. First operand 225 states and 256 transitions. Second operand 8 states. [2020-10-28 16:50:32,202 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:50:32,610 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:32,995 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:34,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:34,262 INFO L93 Difference]: Finished difference Result 469 states and 576 transitions. [2020-10-28 16:50:34,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:50:34,263 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-28 16:50:34,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:34,265 INFO L225 Difference]: With dead ends: 469 [2020-10-28 16:50:34,265 INFO L226 Difference]: Without dead ends: 272 [2020-10-28 16:50:34,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:50:34,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-10-28 16:50:34,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 229. [2020-10-28 16:50:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-28 16:50:34,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 260 transitions. [2020-10-28 16:50:34,334 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 260 transitions. Word has length 90 [2020-10-28 16:50:34,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:34,335 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 260 transitions. [2020-10-28 16:50:34,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:50:34,335 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 260 transitions. [2020-10-28 16:50:34,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:50:34,336 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:34,337 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:50:34,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:50:34,337 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 16:50:34,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:34,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1662461244, now seen corresponding path program 1 times [2020-10-28 16:50:34,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:34,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1671058446] [2020-10-28 16:50:34,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:34,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:34,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:35,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:50:39,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:50:39,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:50:39,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:50:39,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:50:39,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 16:50:39,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,733 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:39,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:39,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:50:39,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:39,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:39,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:39,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:39,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:39,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:39,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:39,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:39,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:39,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:39,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:50:39,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:50:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:50:39,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:39,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:50:39,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:39,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 16:50:39,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:50:39,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:39,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:50:39,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:50:39,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:39,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:50:39,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:39,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:39,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:50:39,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:39,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:39,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:39,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:39,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:39,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:39,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:50:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:39,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:39,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 16:50:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:39,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:39,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:39,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:39,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:39,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:39,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:39,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:39,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:39,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:39,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:39,955 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 16:50:39,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1671058446] [2020-10-28 16:50:39,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:50:39,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:50:39,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124537396] [2020-10-28 16:50:39,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:50:39,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:39,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:50:39,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:50:39,958 INFO L87 Difference]: Start difference. First operand 229 states and 260 transitions. Second operand 6 states. [2020-10-28 16:50:40,496 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:43,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:43,118 INFO L93 Difference]: Finished difference Result 485 states and 596 transitions. [2020-10-28 16:50:43,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:50:43,119 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2020-10-28 16:50:43,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:43,123 INFO L225 Difference]: With dead ends: 485 [2020-10-28 16:50:43,123 INFO L226 Difference]: Without dead ends: 481 [2020-10-28 16:50:43,124 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:50:43,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-10-28 16:50:43,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 410. [2020-10-28 16:50:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2020-10-28 16:50:43,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 467 transitions. [2020-10-28 16:50:43,218 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 467 transitions. Word has length 90 [2020-10-28 16:50:43,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:43,218 INFO L481 AbstractCegarLoop]: Abstraction has 410 states and 467 transitions. [2020-10-28 16:50:43,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:50:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 467 transitions. [2020-10-28 16:50:43,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-28 16:50:43,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:43,222 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:50:43,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:50:43,222 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 16:50:43,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:43,223 INFO L82 PathProgramCache]: Analyzing trace with hash -2051427615, now seen corresponding path program 1 times [2020-10-28 16:50:43,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:43,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1733722318] [2020-10-28 16:50:43,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:43,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:43,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:43,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:43,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:43,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:43,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:44,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:44,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:44,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:44,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:45,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-28 16:50:48,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,617 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:48,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:48,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:50:48,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:48,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:48,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:48,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:48,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:48,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:48,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:48,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:48,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:50:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 16:50:48,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:48,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 16:50:48,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:50:48,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:50:48,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:50:48,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:48,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:50:48,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:48,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 16:50:48,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:48,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 16:50:48,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:48,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:48,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:48,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:48,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:48,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:48,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:50:48,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:50:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:50:48,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:50:48,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:50:48,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:48,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:48,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:48,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:50:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:48,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:48,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:48,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:48,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:48,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:48,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:48,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:48,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:48,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:50:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:48,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:48,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:50:49,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:50:49,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-28 16:50:49,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:50:49,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:50:49,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:50:49,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:50:49,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:50:49,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-28 16:50:49,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:50:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:50:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:50:49,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:50:49,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 16:50:49,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:49,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:49,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:50:49,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:49,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:49,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:50:49,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:49,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:49,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:49,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:49,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:49,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:49,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:49,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:50:49,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 16:50:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:49,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:49,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:49,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:49,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:49,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:49,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:49,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 16:50:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:49,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:49,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:49,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:49,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:49,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:49,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:49,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:49,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:49,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:49,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:49,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:50:49,392 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-28 16:50:49,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1733722318] [2020-10-28 16:50:49,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:50:49,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:50:49,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268093494] [2020-10-28 16:50:49,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:50:49,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:49,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:50:49,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:50:49,394 INFO L87 Difference]: Start difference. First operand 410 states and 467 transitions. Second operand 10 states. [2020-10-28 16:50:50,664 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:51,484 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:53,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:53,199 INFO L93 Difference]: Finished difference Result 803 states and 951 transitions. [2020-10-28 16:50:53,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 16:50:53,199 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 153 [2020-10-28 16:50:53,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:53,204 INFO L225 Difference]: With dead ends: 803 [2020-10-28 16:50:53,204 INFO L226 Difference]: Without dead ends: 421 [2020-10-28 16:50:53,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 54 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=132, Invalid=288, Unknown=0, NotChecked=0, Total=420 [2020-10-28 16:50:53,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-10-28 16:50:53,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 361. [2020-10-28 16:50:53,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-10-28 16:50:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 405 transitions. [2020-10-28 16:50:53,312 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 405 transitions. Word has length 153 [2020-10-28 16:50:53,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:53,314 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 405 transitions. [2020-10-28 16:50:53,314 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:50:53,314 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 405 transitions. [2020-10-28 16:50:53,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-28 16:50:53,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:53,320 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, 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] [2020-10-28 16:50:53,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:50:53,322 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 16:50:53,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:53,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1638281749, now seen corresponding path program 1 times [2020-10-28 16:50:53,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:53,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1351959267] [2020-10-28 16:50:53,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:53,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:53,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:53,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-28 16:50:58,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:50:58,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 16:50:58,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:58,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-28 16:50:58,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:50:58,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,743 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:58,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:58,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:50:58,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:58,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:58,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:58,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:58,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:58,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:58,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:58,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:58,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:58,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:58,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:58,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:58,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:58,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:58,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:58,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:58,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:58,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:58,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:58,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:58,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:58,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:58,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:58,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:58,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:50:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 16:50:58,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:50:58,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:58,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 16:50:58,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:50:58,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:50:58,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:50:58,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:58,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:50:58,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:50:58,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:50:58,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:50:58,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:58,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:50:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:50:58,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:50:58,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:50:58,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:58,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:58,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:58,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:58,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:58,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:50:58,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:58,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:50:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:50:59,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:50:59,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:59,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:50:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:50:59,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:50:59,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:50:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:59,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:50:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:59,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 16:50:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:59,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 16:50:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:50:59,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:50:59,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:50:59,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:50:59,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:59,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:50:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:50:59,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:50:59,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:50:59,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:50:59,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:50:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:50:59,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:59,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:59,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:59,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:50:59,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 16:50:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:59,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:59,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-28 16:50:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:59,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:59,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:59,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:59,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:59,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:59,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:59,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:59,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:59,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:59,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:59,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:59,205 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-28 16:50:59,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1351959267] [2020-10-28 16:50:59,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:50:59,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:50:59,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561666045] [2020-10-28 16:50:59,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:50:59,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:59,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:50:59,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:50:59,208 INFO L87 Difference]: Start difference. First operand 361 states and 405 transitions. Second operand 11 states. [2020-10-28 16:51:00,683 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:01,097 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:51:01,510 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:01,919 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:51:03,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:51:03,551 INFO L93 Difference]: Finished difference Result 810 states and 1005 transitions. [2020-10-28 16:51:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:51:03,552 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 166 [2020-10-28 16:51:03,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:51:03,558 INFO L225 Difference]: With dead ends: 810 [2020-10-28 16:51:03,558 INFO L226 Difference]: Without dead ends: 477 [2020-10-28 16:51:03,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-28 16:51:03,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2020-10-28 16:51:03,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 366. [2020-10-28 16:51:03,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-10-28 16:51:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 410 transitions. [2020-10-28 16:51:03,658 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 410 transitions. Word has length 166 [2020-10-28 16:51:03,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:51:03,659 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 410 transitions. [2020-10-28 16:51:03,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:51:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 410 transitions. [2020-10-28 16:51:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-28 16:51:03,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:51:03,663 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, 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] [2020-10-28 16:51:03,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:51:03,664 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 16:51:03,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:51:03,664 INFO L82 PathProgramCache]: Analyzing trace with hash -621205688, now seen corresponding path program 1 times [2020-10-28 16:51:03,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:51:03,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [78731577] [2020-10-28 16:51:03,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:51:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:03,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:03,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:04,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:04,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:08,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:08,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-28 16:51:08,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-28 16:51:08,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,104 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:51:09,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:51:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 16:51:09,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:51:09,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:51:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:51:09,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:51:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:09,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:51:09,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:51:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:51:09,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:51:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:51:09,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:51:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:51:09,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:51:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 16:51:09,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:51:09,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:51:09,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 16:51:09,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 16:51:09,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:51:09,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:09,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:51:09,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:09,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:51:09,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:09,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:51:09,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:09,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:51:09,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:09,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:51:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:09,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:51:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:51:09,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:51:09,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:51:09,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:51:09,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:09,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:51:09,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:51:09,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:51:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:09,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:09,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:51:09,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 16:51:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:51:09,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 16:51:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:51:09,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:51:09,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:51:09,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:51:09,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:09,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:09,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:51:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:51:09,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:09,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:51:09,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:09,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:51:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:51:09,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:09,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:09,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:09,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 16:51:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:09,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:09,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-28 16:51:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:09,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:09,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:09,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:09,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:09,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 16:51:09,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [78731577] [2020-10-28 16:51:09,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:51:09,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:51:09,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103535523] [2020-10-28 16:51:09,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:51:09,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:51:09,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:51:09,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:51:09,660 INFO L87 Difference]: Start difference. First operand 366 states and 410 transitions. Second operand 12 states. [2020-10-28 16:51:10,807 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:51:11,760 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:51:13,081 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:13,518 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:14,282 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-10-28 16:51:14,656 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:51:15,103 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:51:15,529 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-28 16:51:18,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:51:18,215 INFO L93 Difference]: Finished difference Result 1168 states and 1496 transitions. [2020-10-28 16:51:18,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:51:18,215 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 166 [2020-10-28 16:51:18,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:51:18,221 INFO L225 Difference]: With dead ends: 1168 [2020-10-28 16:51:18,221 INFO L226 Difference]: Without dead ends: 830 [2020-10-28 16:51:18,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2020-10-28 16:51:18,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2020-10-28 16:51:18,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 553. [2020-10-28 16:51:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2020-10-28 16:51:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 613 transitions. [2020-10-28 16:51:18,352 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 613 transitions. Word has length 166 [2020-10-28 16:51:18,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:51:18,352 INFO L481 AbstractCegarLoop]: Abstraction has 553 states and 613 transitions. [2020-10-28 16:51:18,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:51:18,352 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 613 transitions. [2020-10-28 16:51:18,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-28 16:51:18,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:51:18,356 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, 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] [2020-10-28 16:51:18,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:51:18,356 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 16:51:18,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:51:18,357 INFO L82 PathProgramCache]: Analyzing trace with hash 811484004, now seen corresponding path program 1 times [2020-10-28 16:51:18,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:51:18,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752950665] [2020-10-28 16:51:18,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:51:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:18,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:18,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:18,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:18,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-28 16:51:23,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:51:23,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 16:51:23,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:51:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:51:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-28 16:51:23,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,773 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:51:23,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:51:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:23,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:51:23,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:51:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:23,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:23,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:51:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:51:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:23,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:23,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:51:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:23,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:23,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:51:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:23,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:23,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:51:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:51:23,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:51:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-28 16:51:23,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:51:23,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:23,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-28 16:51:23,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 16:51:23,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:51:23,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:51:23,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:23,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:51:23,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:23,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:51:23,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:23,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:51:23,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:23,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:51:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:23,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:51:23,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:51:23,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:51:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:51:23,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:23,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:23,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:23,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:23,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:23,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:23,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:23,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:23,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:23,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:23,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:51:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:24,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:24,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 16:51:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:24,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:51:24,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:24,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:51:24,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 16:51:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:51:24,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:51:24,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:51:24,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:51:24,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:51:24,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:51:24,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:51:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:51:24,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:51:24,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:51:24,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:51:24,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:51:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:24,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:24,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:51:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:51:24,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:51:24,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:51:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:51:24,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:24,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:51:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-28 16:51:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 16:51:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:51:24,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:51:24,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:51:24,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:51:24,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:51:24,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:51:24,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:51:24,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:51:24,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:51:24,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:51:24,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:51:24,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:51:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-28 16:51:24,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752950665] [2020-10-28 16:51:24,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:51:24,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-28 16:51:24,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904521898] [2020-10-28 16:51:24,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 16:51:24,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:51:24,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 16:51:24,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:51:24,223 INFO L87 Difference]: Start difference. First operand 553 states and 613 transitions. Second operand 15 states. [2020-10-28 16:51:25,008 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:51:26,040 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:51:27,469 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:27,932 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:29,567 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:29,956 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:30,360 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:30,752 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:31,134 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:31,515 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:31,960 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:32,349 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:51:34,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:51:34,268 INFO L93 Difference]: Finished difference Result 1216 states and 1518 transitions. [2020-10-28 16:51:34,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-28 16:51:34,269 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 170 [2020-10-28 16:51:34,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:51:34,270 INFO L225 Difference]: With dead ends: 1216 [2020-10-28 16:51:34,271 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:51:34,275 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=482, Invalid=2068, Unknown=0, NotChecked=0, Total=2550 [2020-10-28 16:51:34,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:51:34,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:51:34,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:51:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:51:34,276 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 170 [2020-10-28 16:51:34,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:51:34,277 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:51:34,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 16:51:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:51:34,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:51:34,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:51:34,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:51:34,502 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 216 [2020-10-28 16:51:35,984 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 243 [2020-10-28 16:51:36,746 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 243 [2020-10-28 16:51:37,431 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 243 [2020-10-28 16:51:37,830 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 243 [2020-10-28 16:51:38,422 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 271 [2020-10-28 16:51:40,800 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 283 [2020-10-28 16:51:41,968 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 232 [2020-10-28 16:51:42,140 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 196 [2020-10-28 16:51:42,285 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 33 [2020-10-28 16:51:42,505 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 232 [2020-10-28 16:51:42,785 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 33 [2020-10-28 16:51:42,979 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 232 [2020-10-28 16:51:43,189 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 232 [2020-10-28 16:51:43,343 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 196 [2020-10-28 16:51:43,901 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 271 [2020-10-28 16:51:44,505 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 293 [2020-10-28 16:51:46,915 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-28 16:51:47,233 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 16:51:47,561 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:51:47,688 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 23 [2020-10-28 16:51:48,014 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:51:48,264 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 16:51:48,602 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:51:49,609 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 24 [2020-10-28 16:51:50,815 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-28 16:51:51,904 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 174 DAG size of output: 29 [2020-10-28 16:51:53,510 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 191 DAG size of output: 45 [2020-10-28 16:51:54,667 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 209 DAG size of output: 32 [2020-10-28 16:51:55,656 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 24 [2020-10-28 16:51:55,922 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-28 16:51:56,284 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:51:57,426 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2020-10-28 16:51:58,968 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 175 DAG size of output: 35 [2020-10-28 16:51:59,307 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 16:52:00,790 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 171 DAG size of output: 27 [2020-10-28 16:52:01,763 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 21 [2020-10-28 16:52:03,282 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 186 DAG size of output: 28 [2020-10-28 16:52:04,339 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 16:52:04,657 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 16:52:04,986 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:52:06,089 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 224 DAG size of output: 34 [2020-10-28 16:52:07,556 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-28 16:52:07,880 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:52:09,098 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-28 16:52:10,091 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 24 [2020-10-28 16:52:10,486 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-28 16:52:11,474 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 35 [2020-10-28 16:52:11,869 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-28 16:52:12,305 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 29 [2020-10-28 16:52:13,196 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 21 [2020-10-28 16:52:14,353 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 185 DAG size of output: 35 [2020-10-28 16:52:14,619 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-28 16:52:14,942 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:52:16,032 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 209 DAG size of output: 32 [2020-10-28 16:52:16,332 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:52:16,623 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-28 16:52:17,770 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 233 DAG size of output: 33 [2020-10-28 16:52:18,089 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 16:52:18,413 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:52:18,683 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-28 16:52:19,012 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 16:52:19,407 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-28 16:52:20,365 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 26 [2020-10-28 16:52:21,278 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 19 [2020-10-28 16:52:21,696 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-28 16:52:22,698 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 29 [2020-10-28 16:52:24,169 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 186 DAG size of output: 28 [2020-10-28 16:52:24,194 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:52:24,194 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:52:24,194 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L219(lines 196 220) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 172 227) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L203-1(lines 203 207) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 172 227) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L197-2(lines 197 218) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 172 227) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L254-2(lines 254 279) no Hoare annotation was computed. [2020-10-28 16:52:24,195 INFO L274 CegarLoopResult]: For program point L280(lines 253 281) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 228 287) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 228 287) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 228 287) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point L260-1(lines 260 264) no Hoare annotation was computed. [2020-10-28 16:52:24,196 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 980 986) the Hoare annotation is: true [2020-10-28 16:52:24,196 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 980 986) no Hoare annotation was computed. [2020-10-28 16:52:24,197 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 987 995) no Hoare annotation was computed. [2020-10-28 16:52:24,197 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 987 995) the Hoare annotation is: true [2020-10-28 16:52:24,197 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 987 995) no Hoare annotation was computed. [2020-10-28 16:52:24,197 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 834 856) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,197 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 834 856) no Hoare annotation was computed. [2020-10-28 16:52:24,197 INFO L270 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,197 INFO L270 CegarLoopResult]: At program point L846-1(line 846) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,198 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 834 856) no Hoare annotation was computed. [2020-10-28 16:52:24,198 INFO L274 CegarLoopResult]: For program point L844(lines 844 851) no Hoare annotation was computed. [2020-10-28 16:52:24,198 INFO L274 CegarLoopResult]: For program point L844-1(lines 844 851) no Hoare annotation was computed. [2020-10-28 16:52:24,198 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-28 16:52:24,198 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,198 INFO L270 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,198 INFO L270 CegarLoopResult]: At program point L840-1(line 840) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 789 812) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 789 812) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 789 812) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-10-28 16:52:24,199 INFO L274 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 635 643) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 635 643) the Hoare annotation is: true [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 635 643) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L706-1(line 706) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 699 717) the Hoare annotation is: true [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 699 717) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L274 CegarLoopResult]: For program point L708(lines 708 712) no Hoare annotation was computed. [2020-10-28 16:52:24,200 INFO L277 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: true [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L708-2(lines 708 712) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 699 717) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L663(lines 663 671) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L663-2(lines 663 671) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 644 679) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L651(lines 651 659) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L651-2(lines 651 659) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 644 679) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 644 679) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 973 979) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 973 979) the Hoare annotation is: true [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 126 171) no Hoare annotation was computed. [2020-10-28 16:52:24,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 126 171) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 126 171) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 439 484) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point L470(lines 470 471) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point L463(lines 463 464) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 463 464) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 470 471) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point L459(lines 459 466) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 439 484) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 439 484) no Hoare annotation was computed. [2020-10-28 16:52:24,202 INFO L274 CegarLoopResult]: For program point L453(lines 453 473) no Hoare annotation was computed. [2020-10-28 16:52:24,203 INFO L274 CegarLoopResult]: For program point L453-1(lines 453 473) no Hoare annotation was computed. [2020-10-28 16:52:24,205 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 820 830) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,205 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 820 830) no Hoare annotation was computed. [2020-10-28 16:52:24,205 INFO L270 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,205 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 820 830) no Hoare annotation was computed. [2020-10-28 16:52:24,205 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 624 634) the Hoare annotation is: true [2020-10-28 16:52:24,205 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 624 634) no Hoare annotation was computed. [2020-10-28 16:52:24,205 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 624 634) no Hoare annotation was computed. [2020-10-28 16:52:24,205 INFO L277 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: true [2020-10-28 16:52:24,206 INFO L274 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-10-28 16:52:24,206 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 616 623) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse1 .cse0 .cse2))) [2020-10-28 16:52:24,206 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 616 623) no Hoare annotation was computed. [2020-10-28 16:52:24,206 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 616 623) no Hoare annotation was computed. [2020-10-28 16:52:24,206 INFO L274 CegarLoopResult]: For program point L942(lines 942 948) no Hoare annotation was computed. [2020-10-28 16:52:24,206 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 938 951) no Hoare annotation was computed. [2020-10-28 16:52:24,206 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 938 951) the Hoare annotation is: true [2020-10-28 16:52:24,206 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 938 951) no Hoare annotation was computed. [2020-10-28 16:52:24,206 INFO L270 CegarLoopResult]: At program point L602(line 602) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse3) (or .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse3))) [2020-10-28 16:52:24,207 INFO L274 CegarLoopResult]: For program point L602-1(lines 583 607) no Hoare annotation was computed. [2020-10-28 16:52:24,207 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 583 607) no Hoare annotation was computed. [2020-10-28 16:52:24,207 INFO L270 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 .cse5) (or .cse0 .cse3 .cse2 .cse5) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6)) .cse4 .cse1 .cse2))) [2020-10-28 16:52:24,207 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 583 607) the Hoare annotation is: (let ((.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse6 .cse3) (or .cse5 .cse6 .cse2 .cse3))) [2020-10-28 16:52:24,207 INFO L270 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse6) (or .cse1 .cse4 .cse3 .cse6) (or .cse0 .cse5 .cse2 .cse3))) [2020-10-28 16:52:24,207 INFO L274 CegarLoopResult]: For program point L591(lines 591 599) no Hoare annotation was computed. [2020-10-28 16:52:24,208 INFO L270 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 1))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2) (or .cse1 .cse6 .cse5 .cse2))) [2020-10-28 16:52:24,208 INFO L274 CegarLoopResult]: For program point L589-1(line 589) no Hoare annotation was computed. [2020-10-28 16:52:24,208 INFO L274 CegarLoopResult]: For program point L587(lines 587 604) no Hoare annotation was computed. [2020-10-28 16:52:24,208 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 523 529) no Hoare annotation was computed. [2020-10-28 16:52:24,208 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 523 529) the Hoare annotation is: true [2020-10-28 16:52:24,208 INFO L270 CegarLoopResult]: At program point testENTRY(lines 55 118) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,208 INFO L274 CegarLoopResult]: For program point L95(lines 95 106) no Hoare annotation was computed. [2020-10-28 16:52:24,208 INFO L270 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (= |old(~pumpRunning~0)| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 1)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse4) (and .cse0 .cse1 .cse6 .cse2 .cse4 .cse5) (not .cse5) (not .cse1) (and .cse0 .cse7 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:52:24,208 INFO L274 CegarLoopResult]: For program point testFINAL(lines 55 118) no Hoare annotation was computed. [2020-10-28 16:52:24,209 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-28 16:52:24,209 INFO L274 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-10-28 16:52:24,209 INFO L270 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse6 (= |old(~pumpRunning~0)| 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse3 .cse6) (and .cse0 .cse2 .cse4 .cse3 .cse6) (not .cse6) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:52:24,209 INFO L270 CegarLoopResult]: At program point L108(lines 65 110) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse6 (= |old(~pumpRunning~0)| 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse3 .cse6) (and .cse0 .cse2 .cse4 .cse3 .cse6) (not .cse6) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:52:24,209 INFO L274 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-28 16:52:24,209 INFO L274 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-28 16:52:24,209 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-28 16:52:24,209 INFO L270 CegarLoopResult]: At program point L111(lines 64 112) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:52:24,209 INFO L274 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L270 CegarLoopResult]: At program point L101-2(lines 95 106) the Hoare annotation is: (let ((.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= |old(~pumpRunning~0)| 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 1)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse5) (not .cse1) (not .cse5) (and .cse0 .cse6 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point testEXIT(lines 55 118) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point L66(lines 65 110) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point L417(lines 417 418) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 417 418) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point L413(lines 413 420) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 424 425) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 393 438) no Hoare annotation was computed. [2020-10-28 16:52:24,210 INFO L274 CegarLoopResult]: For program point L407(lines 407 427) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point L407-1(lines 407 427) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 393 438) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 393 438) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point L424(lines 424 425) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 952 960) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 952 960) the Hoare annotation is: true [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 952 960) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point L738-1(line 738) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point L736(lines 736 753) no Hoare annotation was computed. [2020-10-28 16:52:24,211 INFO L274 CegarLoopResult]: For program point L736-1(lines 728 756) no Hoare annotation was computed. [2020-10-28 16:52:24,212 INFO L270 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse5 .cse4 .cse2 .cse3))) [2020-10-28 16:52:24,212 INFO L274 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-10-28 16:52:24,212 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 728 756) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse5 .cse4 .cse2 .cse3))) [2020-10-28 16:52:24,212 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~pumpRunning~0 1))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse4 .cse0 .cse2))) [2020-10-28 16:52:24,212 INFO L274 CegarLoopResult]: For program point L741(lines 741 747) no Hoare annotation was computed. [2020-10-28 16:52:24,212 INFO L274 CegarLoopResult]: For program point L740(lines 740 750) no Hoare annotation was computed. [2020-10-28 16:52:24,212 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 728 756) no Hoare annotation was computed. [2020-10-28 16:52:24,212 INFO L270 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~pumpRunning~0 1))) (.cse2 (and (<= __utac_acc__Specification2_spec__2_~tmp~9 ~methaneLevelCritical~0) (< 0 (+ __utac_acc__Specification2_spec__2_~tmp~9 1)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3) (or .cse5 .cse4 .cse3) (or .cse0 .cse5 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 922) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 906 928) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 906 928) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 906 928) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point L914(lines 914 922) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 720 727) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 720 727) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 720 727) no Hoare annotation was computed. [2020-10-28 16:52:24,213 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 290 392) no Hoare annotation was computed. [2020-10-28 16:52:24,214 INFO L274 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-10-28 16:52:24,214 INFO L274 CegarLoopResult]: For program point L378(lines 378 389) no Hoare annotation was computed. [2020-10-28 16:52:24,214 INFO L274 CegarLoopResult]: For program point L341(lines 341 345) no Hoare annotation was computed. [2020-10-28 16:52:24,214 INFO L274 CegarLoopResult]: For program point L339-2(lines 339 359) no Hoare annotation was computed. [2020-10-28 16:52:24,214 INFO L274 CegarLoopResult]: For program point L360(lines 338 361) no Hoare annotation was computed. [2020-10-28 16:52:24,214 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 290 392) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L319(lines 319 335) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L340(lines 339 359) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 290 392) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L336(lines 336 377) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L355(line 355) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 963 972) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 963 972) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 963 972) no Hoare annotation was computed. [2020-10-28 16:52:24,215 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,216 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:52:24,216 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,216 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 608 615) no Hoare annotation was computed. [2020-10-28 16:52:24,216 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 608 615) no Hoare annotation was computed. [2020-10-28 16:52:24,217 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 608 615) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-28 16:52:24,217 INFO L274 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-10-28 16:52:24,217 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 680 698) no Hoare annotation was computed. [2020-10-28 16:52:24,217 INFO L277 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: true [2020-10-28 16:52:24,217 INFO L274 CegarLoopResult]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2020-10-28 16:52:24,217 INFO L274 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-10-28 16:52:24,217 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 680 698) the Hoare annotation is: true [2020-10-28 16:52:24,217 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 680 698) no Hoare annotation was computed. [2020-10-28 16:52:24,217 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 929 937) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 929 937) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 929 937) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 885 896) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse5 .cse6) (or .cse0 .cse2 .cse5 .cse6) (or .cse1 .cse4 .cse2 .cse3 .cse6))) [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 885 896) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,218 INFO L270 CegarLoopResult]: At program point L512(line 512) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse6 .cse7)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 (and .cse6 .cse7)) (or (and (= ~pumpRunning~0 1) .cse7) .cse8 .cse5 .cse2) (or .cse8 .cse1 .cse2 .cse3 .cse4)))) [2020-10-28 16:52:24,219 INFO L270 CegarLoopResult]: At program point L510(lines 510 516) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= 1 ~systemActive~0)) (.cse10 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse14 (= ~pumpRunning~0 0))) (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and .cse12 (or (<= (+ |old(~pumpRunning~0)| 1) 0) (<= 1 |old(~pumpRunning~0)|)) .cse10 .cse14)) (.cse8 (not (= |old(~pumpRunning~0)| 1))) (.cse11 (and .cse13 .cse12 .cse14 .cse10)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and .cse13 .cse9 .cse10)) (.cse2 (and .cse13 (= ~pumpRunning~0 1) (= ~methAndRunningLastTime~0 0))) (.cse3 (not .cse12)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse3 (and .cse9 .cse10) .cse11) (or .cse0 .cse7 .cse8 .cse3 .cse11) (or .cse6 .cse1 .cse2 .cse3 .cse4 .cse5)))) [2020-10-28 16:52:24,219 INFO L270 CegarLoopResult]: At program point L505(line 505) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse1 .cse3) (or .cse6 .cse3 .cse4 .cse5))) [2020-10-28 16:52:24,219 INFO L274 CegarLoopResult]: For program point L503(lines 502 521) no Hoare annotation was computed. [2020-10-28 16:52:24,219 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 499 522) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2) (or .cse6 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse2))) [2020-10-28 16:52:24,219 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 499 522) no Hoare annotation was computed. [2020-10-28 16:52:24,219 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 499 522) no Hoare annotation was computed. [2020-10-28 16:52:24,219 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 759 788) no Hoare annotation was computed. [2020-10-28 16:52:24,219 INFO L277 CegarLoopResult]: At program point L769-2(lines 769 783) the Hoare annotation is: true [2020-10-28 16:52:24,220 INFO L277 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: true [2020-10-28 16:52:24,223 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 759 788) the Hoare annotation is: true [2020-10-28 16:52:24,223 INFO L274 CegarLoopResult]: For program point L765-1(line 765) no Hoare annotation was computed. [2020-10-28 16:52:24,223 INFO L277 CegarLoopResult]: At program point L784(lines 759 788) the Hoare annotation is: true [2020-10-28 16:52:24,223 INFO L274 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L277 CegarLoopResult]: At program point L773-1(lines 773 777) the Hoare annotation is: true [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 897 905) the Hoare annotation is: true [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 897 905) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 897 905) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point L865-1(lines 861 872) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 861 872) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 861 872) no Hoare annotation was computed. [2020-10-28 16:52:24,224 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 813 819) no Hoare annotation was computed. [2020-10-28 16:52:24,225 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 813 819) the Hoare annotation is: true [2020-10-28 16:52:24,225 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,225 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:52:24,225 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:52:24,225 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:52:24,225 INFO L270 CegarLoopResult]: At program point L545(line 545) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~4 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~4 1)))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3 .cse4) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2))) [2020-10-28 16:52:24,225 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 531 555) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse1 .cse2))) [2020-10-28 16:52:24,226 INFO L270 CegarLoopResult]: At program point L541(line 541) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2))) [2020-10-28 16:52:24,226 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 531 555) no Hoare annotation was computed. [2020-10-28 16:52:24,226 INFO L274 CegarLoopResult]: For program point L539(lines 539 547) no Hoare annotation was computed. [2020-10-28 16:52:24,226 INFO L270 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2))) [2020-10-28 16:52:24,226 INFO L274 CegarLoopResult]: For program point L537-1(line 537) no Hoare annotation was computed. [2020-10-28 16:52:24,226 INFO L274 CegarLoopResult]: For program point L535(lines 535 552) no Hoare annotation was computed. [2020-10-28 16:52:24,226 INFO L270 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 16:52:24,227 INFO L274 CegarLoopResult]: For program point L550-1(lines 531 555) no Hoare annotation was computed. [2020-10-28 16:52:24,227 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 873 884) no Hoare annotation was computed. [2020-10-28 16:52:24,227 INFO L274 CegarLoopResult]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2020-10-28 16:52:24,227 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 873 884) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~pumpRunning~0 1))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse1 .cse4) (or .cse6 .cse0 .cse1 .cse3 .cse4))) [2020-10-28 16:52:24,227 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:52:24,227 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 16:52:24,227 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 16:52:24,227 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:52:24,228 INFO L270 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2))) [2020-10-28 16:52:24,228 INFO L274 CegarLoopResult]: For program point L576-1(lines 557 581) no Hoare annotation was computed. [2020-10-28 16:52:24,228 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 557 581) no Hoare annotation was computed. [2020-10-28 16:52:24,230 INFO L270 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 16:52:24,231 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 557 581) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse1 .cse2))) [2020-10-28 16:52:24,231 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 16:52:24,232 INFO L274 CegarLoopResult]: For program point L565(lines 565 573) no Hoare annotation was computed. [2020-10-28 16:52:24,232 INFO L270 CegarLoopResult]: At program point L563(line 563) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 16:52:24,232 INFO L274 CegarLoopResult]: For program point L563-1(line 563) no Hoare annotation was computed. [2020-10-28 16:52:24,232 INFO L274 CegarLoopResult]: For program point L561(lines 561 578) no Hoare annotation was computed. [2020-10-28 16:52:24,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:52:24 BoogieIcfgContainer [2020-10-28 16:52:24,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:52:24,270 INFO L168 Benchmark]: Toolchain (without parser) took 166885.01 ms. Allocated memory was 125.8 MB in the beginning and 868.2 MB in the end (delta: 742.4 MB). Free memory was 100.7 MB in the beginning and 622.2 MB in the end (delta: -521.5 MB). Peak memory consumption was 538.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:52:24,271 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:52:24,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.62 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 78.0 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:52:24,272 INFO L168 Benchmark]: Boogie Preprocessor took 98.82 ms. Allocated memory is still 125.8 MB. Free memory was 78.0 MB in the beginning and 74.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:52:24,272 INFO L168 Benchmark]: RCFGBuilder took 1614.00 ms. Allocated memory was 125.8 MB in the beginning and 153.1 MB in the end (delta: 27.3 MB). Free memory was 74.0 MB in the beginning and 96.5 MB in the end (delta: -22.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:52:24,273 INFO L168 Benchmark]: TraceAbstraction took 164463.54 ms. Allocated memory was 153.1 MB in the beginning and 868.2 MB in the end (delta: 715.1 MB). Free memory was 95.9 MB in the beginning and 622.2 MB in the end (delta: -526.3 MB). Peak memory consumption was 504.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:52:24,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 695.62 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 78.0 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 98.82 ms. Allocated memory is still 125.8 MB. Free memory was 78.0 MB in the beginning and 74.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1614.00 ms. Allocated memory was 125.8 MB in the beginning and 153.1 MB in the end (delta: 27.3 MB). Free memory was 74.0 MB in the beginning and 96.5 MB in the end (delta: -22.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 164463.54 ms. Allocated memory was 153.1 MB in the beginning and 868.2 MB in the end (delta: 715.1 MB). Free memory was 95.9 MB in the beginning and 622.2 MB in the end (delta: -526.3 MB). Peak memory consumption was 504.0 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: 424]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 417]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 463]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 470]: 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: 759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter <= 0 && pumpRunning == 1) && methaneLevelCritical == 0) && methAndRunningLastTime == 0) || ((((splverifierCounter <= 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) && \old(pumpRunning) == 0)) || ((((splverifierCounter <= 0 && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \old(pumpRunning) == 0)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((splverifierCounter <= 0 && pumpRunning == 1) && 1 <= methaneLevelCritical)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 262 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 114.3s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 47.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 49.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1617 SDtfs, 3674 SDslu, 1506 SDs, 0 SdLazy, 8299 SolverSat, 2487 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 619 GetRequests, 427 SyntacticMatches, 8 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 21.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=553occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 788 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 1417 PreInvPairs, 1601 NumberOfFragments, 2733 HoareAnnotationTreeSize, 1417 FomulaSimplifications, 1742442688 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 26332045 FormulaSimplificationTreeSizeReductionInter, 38.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 64.5s InterpolantComputationTime, 1190 NumberOfCodeBlocks, 1190 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1179 ConstructedInterpolants, 0 QuantifiedInterpolants, 469960 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 172/194 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...