/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:18:30,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:18:30,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:18:30,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:18:30,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:18:30,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:18:30,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:18:30,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:18:30,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:18:30,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:18:30,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:18:30,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:18:30,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:18:30,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:18:30,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:18:30,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:18:30,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:18:30,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:18:30,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:18:30,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:18:30,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:18:30,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:18:30,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:18:30,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:18:30,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:18:30,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:18:30,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:18:30,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:18:30,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:18:30,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:18:30,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:18:30,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:18:30,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:18:30,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:18:30,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:18:30,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:18:30,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:18:30,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:18:30,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:18:30,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:18:30,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:18:30,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:18:30,777 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:18:30,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:18:30,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:18:30,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:18:30,782 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:18:30,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:18:30,782 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:18:30,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:18:30,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:18:30,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:18:30,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:18:30,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:18:30,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:18:30,785 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:18:30,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:18:30,785 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:18:30,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:18:30,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:18:30,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:18:30,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:18:30,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:18:30,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:18:30,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:18:30,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:18:30,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:18:30,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:18:30,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:18:30,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:18:30,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:18:30,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:18:31,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:18:31,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:18:31,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:18:31,224 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:18:31,225 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:18:31,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2020-10-27 22:18:31,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2be535560/47519d2f88814679822cd397ce4c586e/FLAG6e32c0db8 [2020-10-27 22:18:32,152 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:18:32,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2020-10-27 22:18:32,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2be535560/47519d2f88814679822cd397ce4c586e/FLAG6e32c0db8 [2020-10-27 22:18:32,391 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2be535560/47519d2f88814679822cd397ce4c586e [2020-10-27 22:18:32,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:18:32,407 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:18:32,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:18:32,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:18:32,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:18:32,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:18:32" (1/1) ... [2020-10-27 22:18:32,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca476c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:32, skipping insertion in model container [2020-10-27 22:18:32,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:18:32" (1/1) ... [2020-10-27 22:18:32,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:18:32,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:18:32,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:18:32,870 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:18:33,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:18:33,054 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:18:33,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33 WrapperNode [2020-10-27 22:18:33,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:18:33,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:18:33,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:18:33,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:18:33,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... [2020-10-27 22:18:33,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:18:33,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:18:33,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:18:33,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:18:33,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:18:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:18:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:18:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:18:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:18:33,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:18:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:18:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:18:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:18:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:18:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:18:33,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:18:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:18:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:18:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:18:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:18:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:18:33,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:18:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:18:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:18:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:18:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:18:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:18:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:18:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:18:33,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:18:33,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:18:33,239 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:18:33,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:18:33,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:18:33,239 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:18:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:18:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-27 22:18:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:18:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:18:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:18:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:18:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:18:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:18:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:18:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:18:33,247 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:18:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:18:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:18:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:18:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:18:33,248 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:18:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:18:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:18:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:18:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:18:33,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:18:34,523 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:18:34,523 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:18:34,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:18:34 BoogieIcfgContainer [2020-10-27 22:18:34,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:18:34,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:18:34,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:18:34,532 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:18:34,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:18:32" (1/3) ... [2020-10-27 22:18:34,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b076c63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:18:34, skipping insertion in model container [2020-10-27 22:18:34,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:18:33" (2/3) ... [2020-10-27 22:18:34,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b076c63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:18:34, skipping insertion in model container [2020-10-27 22:18:34,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:18:34" (3/3) ... [2020-10-27 22:18:34,536 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product60.cil.c [2020-10-27 22:18:34,548 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:18:34,554 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:18:34,569 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:18:34,599 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:18:34,599 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:18:34,599 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:18:34,599 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:18:34,599 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:18:34,600 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:18:34,600 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:18:34,600 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:18:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2020-10-27 22:18:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:18:34,634 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:34,635 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:18:34,636 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:34,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:34,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1442155258, now seen corresponding path program 1 times [2020-10-27 22:18:34,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:34,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236671516] [2020-10-27 22:18:34,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:35,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:35,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:35,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:37,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:38,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:39,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:39,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:18:39,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:18:39,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:18:39,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:18:39,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:18:39,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:18:39,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:18:40,440 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:40,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:40,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 22:18:40,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:40,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:40,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:40,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:40,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:40,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:40,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:40,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:40,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:40,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:40,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:18:40,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:40,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:40,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:40,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:40,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:40,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:40,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:40,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:40,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:40,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:18:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:40,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:18:40,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:18:40,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:40,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:40,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:18:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:40,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:40,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:40,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:40,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:40,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:18:40,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:40,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:40,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:40,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:18:40,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236671516] [2020-10-27 22:18:40,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:18:40,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:18:40,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488065751] [2020-10-27 22:18:40,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:18:40,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:40,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:18:40,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:18:40,704 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 7 states. [2020-10-27 22:18:41,554 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:18:42,702 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:18:43,090 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:43,387 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:18:44,299 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:44,668 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:45,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:45,972 INFO L93 Difference]: Finished difference Result 451 states and 610 transitions. [2020-10-27 22:18:45,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:18:45,977 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:18:45,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:45,993 INFO L225 Difference]: With dead ends: 451 [2020-10-27 22:18:45,993 INFO L226 Difference]: Without dead ends: 272 [2020-10-27 22:18:45,999 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:18:46,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-10-27 22:18:46,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 236. [2020-10-27 22:18:46,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-27 22:18:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 292 transitions. [2020-10-27 22:18:46,189 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 292 transitions. Word has length 47 [2020-10-27 22:18:46,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:46,190 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 292 transitions. [2020-10-27 22:18:46,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:18:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 292 transitions. [2020-10-27 22:18:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-27 22:18:46,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:46,209 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:18:46,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:18:46,210 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:46,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:46,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1680922399, now seen corresponding path program 1 times [2020-10-27 22:18:46,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:46,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1760974440] [2020-10-27 22:18:46,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:46,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:46,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:46,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:46,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:50,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-27 22:18:51,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:18:51,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 22:18:51,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:18:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:51,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:18:51,637 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:18:51,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:18:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:18:51,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:18:51,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:18:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:51,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:18:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:51,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:18:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:18:51,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:18:51,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:18:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:18:51,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:51,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:18:51,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:18:51,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:51,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:18:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:18:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:51,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:18:51,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:18:51,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:18:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:51,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:18:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:18:51,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:18:51,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:18:51,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:18:51,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:51,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:18:51,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:18:51,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:18:51,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:18:51,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:18:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:18:51,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:18:51,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:18:51,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:18:51,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:18:51,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:18:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:18:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:18:51,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:18:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:18:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:51,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:51,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:18:51,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:18:51,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:18:51,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:18:51,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:18:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:18:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:18:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:18:51,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:18:51,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-27 22:18:51,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1760974440] [2020-10-27 22:18:51,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:18:51,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:18:51,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224976214] [2020-10-27 22:18:51,946 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:18:51,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:18:51,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:18:51,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:18:51,948 INFO L87 Difference]: Start difference. First operand 236 states and 292 transitions. Second operand 8 states. [2020-10-27 22:18:53,244 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:53,579 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:53,897 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:18:55,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:18:55,046 INFO L93 Difference]: Finished difference Result 537 states and 750 transitions. [2020-10-27 22:18:55,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:18:55,047 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 110 [2020-10-27 22:18:55,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:18:55,053 INFO L225 Difference]: With dead ends: 537 [2020-10-27 22:18:55,053 INFO L226 Difference]: Without dead ends: 325 [2020-10-27 22:18:55,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:18:55,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-10-27 22:18:55,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 243. [2020-10-27 22:18:55,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-27 22:18:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 299 transitions. [2020-10-27 22:18:55,164 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 299 transitions. Word has length 110 [2020-10-27 22:18:55,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:18:55,164 INFO L481 AbstractCegarLoop]: Abstraction has 243 states and 299 transitions. [2020-10-27 22:18:55,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:18:55,165 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 299 transitions. [2020-10-27 22:18:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:18:55,168 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:18:55,168 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, 1] [2020-10-27 22:18:55,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:18:55,169 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:18:55,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:18:55,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1929968240, now seen corresponding path program 1 times [2020-10-27 22:18:55,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:18:55,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1383088980] [2020-10-27 22:18:55,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:18:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:18:55,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:55,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:18:55,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-27 22:19:00,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:00,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,538 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:00,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:19:00,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:00,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:00,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:00,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:00,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 22:19:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:00,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:19:00,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:00,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:19:00,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:00,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:19:00,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:00,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:00,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:19:00,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:19:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:19:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:00,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:00,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:19:00,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:19:00,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:19:00,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:00,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:00,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:19:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:19:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:00,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:00,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:00,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:00,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:19:00,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1383088980] [2020-10-27 22:19:00,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:19:00,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:19:00,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650039970] [2020-10-27 22:19:00,923 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:19:00,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:00,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:19:00,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:19:00,924 INFO L87 Difference]: Start difference. First operand 243 states and 299 transitions. Second operand 8 states. [2020-10-27 22:19:02,308 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:02,636 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:19:02,975 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:03,276 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:04,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:04,456 INFO L93 Difference]: Finished difference Result 533 states and 732 transitions. [2020-10-27 22:19:04,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:19:04,457 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 91 [2020-10-27 22:19:04,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:04,463 INFO L225 Difference]: With dead ends: 533 [2020-10-27 22:19:04,463 INFO L226 Difference]: Without dead ends: 314 [2020-10-27 22:19:04,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:19:04,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-27 22:19:04,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 248. [2020-10-27 22:19:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-10-27 22:19:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 304 transitions. [2020-10-27 22:19:04,542 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 304 transitions. Word has length 91 [2020-10-27 22:19:04,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:04,543 INFO L481 AbstractCegarLoop]: Abstraction has 248 states and 304 transitions. [2020-10-27 22:19:04,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:19:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 304 transitions. [2020-10-27 22:19:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-27 22:19:04,545 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:04,545 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, 1, 1, 1, 1, 1, 1] [2020-10-27 22:19:04,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:19:04,546 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:19:04,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:04,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1485956253, now seen corresponding path program 1 times [2020-10-27 22:19:04,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:04,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506886065] [2020-10-27 22:19:04,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:04,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:04,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:04,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-27 22:19:07,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:19:07,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2923 [2020-10-27 22:19:07,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:07,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:19:07,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 22:19:07,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,827 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:07,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:07,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:07,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:07,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:07,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:07,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:07,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:07,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:07,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:07,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:07,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:07,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:07,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:07,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:07,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:07,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:07,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:19:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:07,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:19:07,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:19:07,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:19:07,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:19:07,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:07,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:19:07,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:07,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:07,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:07,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:19:07,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:07,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:07,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:07,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:07,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:19:07,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:07,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:07,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:19:07,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:19:07,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:07,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:07,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:07,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:07,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:19:07,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:08,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:08,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:08,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:08,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:08,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:08,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:08,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:08,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:08,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:08,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:08,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:08,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:08,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:08,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:08,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:08,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:08,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:08,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:08,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:08,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:08,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:08,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:08,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:08,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:08,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:08,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:19:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:08,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:08,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:08,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:08,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:08,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:19:08,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:08,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:19:08,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:08,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:19:08,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:08,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:19:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:08,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:08,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:08,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:08,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:19:08,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1506886065] [2020-10-27 22:19:08,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:19:08,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:19:08,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267841718] [2020-10-27 22:19:08,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:19:08,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:08,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:19:08,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:19:08,070 INFO L87 Difference]: Start difference. First operand 248 states and 304 transitions. Second operand 8 states. [2020-10-27 22:19:09,032 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:19:09,614 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:19:10,129 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:10,955 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:19:11,361 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:11,668 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:13,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:13,850 INFO L93 Difference]: Finished difference Result 704 states and 1032 transitions. [2020-10-27 22:19:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:19:13,851 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 96 [2020-10-27 22:19:13,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:13,857 INFO L225 Difference]: With dead ends: 704 [2020-10-27 22:19:13,857 INFO L226 Difference]: Without dead ends: 480 [2020-10-27 22:19:13,860 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:19:13,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2020-10-27 22:19:13,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 379. [2020-10-27 22:19:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-10-27 22:19:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 495 transitions. [2020-10-27 22:19:13,966 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 495 transitions. Word has length 96 [2020-10-27 22:19:13,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:13,967 INFO L481 AbstractCegarLoop]: Abstraction has 379 states and 495 transitions. [2020-10-27 22:19:13,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:19:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 495 transitions. [2020-10-27 22:19:13,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-27 22:19:13,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:13,970 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:19:13,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:19:13,971 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:19:13,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:13,971 INFO L82 PathProgramCache]: Analyzing trace with hash -526455785, now seen corresponding path program 1 times [2020-10-27 22:19:13,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:13,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419166524] [2020-10-27 22:19:13,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:14,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:14,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:14,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:14,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:14,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:15,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:15,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 257 [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:19,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,374 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:19,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:19:19,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:19,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:19,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:19,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:19:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:19:19,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:19:19,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:19,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:19,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:19,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:19,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:19:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 22:19:19,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:19:19,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:19,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:19:19,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:19,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:19:19,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:19:19,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:19,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:19:19,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:19,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:19:19,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:19:19,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:19,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:19:19,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:19:19,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:19,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:19,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:19:19,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:19:19,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:19:19,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:19,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:19,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:19:19,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:19:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:19,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:19,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:19:19,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:19:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:19:19,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:19:19,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:19:19,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:19,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:19,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:19:19,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:19:19,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:19,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:19,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:19,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:19,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:19,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:19,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:19:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:19,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:19,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 22:19:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:19,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-27 22:19:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:19,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:19,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 22:19:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:19,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:19,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:19,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:19,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:19,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:19,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:19,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:19,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:19,888 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 31 proven. 12 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-10-27 22:19:19,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419166524] [2020-10-27 22:19:19,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:19:19,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:19:19,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714542299] [2020-10-27 22:19:19,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:19:19,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:19,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:19:19,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:19:19,891 INFO L87 Difference]: Start difference. First operand 379 states and 495 transitions. Second operand 10 states. [2020-10-27 22:19:21,348 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:21,658 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:19:21,967 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:22,254 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:23,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:23,603 INFO L93 Difference]: Finished difference Result 916 states and 1353 transitions. [2020-10-27 22:19:23,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:19:23,604 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-10-27 22:19:23,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:23,610 INFO L225 Difference]: With dead ends: 916 [2020-10-27 22:19:23,611 INFO L226 Difference]: Without dead ends: 561 [2020-10-27 22:19:23,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:19:23,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2020-10-27 22:19:23,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 385. [2020-10-27 22:19:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-27 22:19:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 509 transitions. [2020-10-27 22:19:23,740 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 509 transitions. Word has length 179 [2020-10-27 22:19:23,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:23,741 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 509 transitions. [2020-10-27 22:19:23,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:19:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 509 transitions. [2020-10-27 22:19:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-27 22:19:23,749 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:23,750 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:19:23,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:19:23,750 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:19:23,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:23,751 INFO L82 PathProgramCache]: Analyzing trace with hash -264486550, now seen corresponding path program 1 times [2020-10-27 22:19:23,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:23,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1962893522] [2020-10-27 22:19:23,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:23,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:23,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:23,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:24,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:24,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:24,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:26,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:26,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:19:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-27 22:19:28,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 22:19:28,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,165 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:29,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:19:29,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:29,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:29,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:19:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:19:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:19:29,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:19:29,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:19:29,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:29,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:19:29,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:19:29,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:19:29,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:19:29,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:19:29,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:29,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:29,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:19:29,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:29,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:29,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:19:29,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:29,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:19:29,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:19:29,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:19:29,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:29,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:29,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:19:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:19:29,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:29,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:19:29,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:29,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:19:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:29,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:19:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:19:29,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:19:29,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 22:19:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:19:29,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:19:29,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:29,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:19:29,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:29,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 22:19:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:29,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:29,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:29,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:29,592 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:19:29,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1962893522] [2020-10-27 22:19:29,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:19:29,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:19:29,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907408277] [2020-10-27 22:19:29,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:19:29,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:29,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:19:29,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:19:29,599 INFO L87 Difference]: Start difference. First operand 385 states and 509 transitions. Second operand 12 states. [2020-10-27 22:19:30,321 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:30,897 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:19:31,794 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:19:32,275 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:32,662 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:33,597 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:19:33,914 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:19:34,325 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:34,658 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:19:34,995 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:19:39,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:39,680 INFO L93 Difference]: Finished difference Result 1259 states and 1953 transitions. [2020-10-27 22:19:39,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 22:19:39,681 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 123 [2020-10-27 22:19:39,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:39,692 INFO L225 Difference]: With dead ends: 1259 [2020-10-27 22:19:39,692 INFO L226 Difference]: Without dead ends: 898 [2020-10-27 22:19:39,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 49 SyntacticMatches, 5 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=281, Invalid=711, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:19:39,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2020-10-27 22:19:39,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 554. [2020-10-27 22:19:39,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-10-27 22:19:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 755 transitions. [2020-10-27 22:19:39,836 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 755 transitions. Word has length 123 [2020-10-27 22:19:39,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:39,837 INFO L481 AbstractCegarLoop]: Abstraction has 554 states and 755 transitions. [2020-10-27 22:19:39,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:19:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 755 transitions. [2020-10-27 22:19:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 22:19:39,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:39,841 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:19:39,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:19:39,842 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:19:39,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:39,842 INFO L82 PathProgramCache]: Analyzing trace with hash 2007797599, now seen corresponding path program 1 times [2020-10-27 22:19:39,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:39,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1427298321] [2020-10-27 22:19:39,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:39,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:40,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:40,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:40,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:40,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:40,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:40,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-27 22:19:42,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:19:42,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2297 [2020-10-27 22:19:42,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 138 [2020-10-27 22:19:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:19:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,437 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:42,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:42,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:42,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:42,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:42,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:19:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:42,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:19:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:19:42,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:19:42,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:42,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:19:42,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:19:42,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:42,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:42,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:42,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:42,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:42,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:42,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:19:42,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:19:42,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:19:42,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:19:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:42,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:42,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:19:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:42,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:19:42,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:42,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:19:42,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:42,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:42,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:42,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:19:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:42,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 22:19:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:42,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:42,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 49 [2020-10-27 22:19:42,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 22:19:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:42,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:42,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:42,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:42,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:42,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:19:42,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:42,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:42,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:42,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:42,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 22:19:42,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1427298321] [2020-10-27 22:19:42,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:19:42,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:19:42,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180057575] [2020-10-27 22:19:42,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:19:42,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:42,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:19:42,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:19:42,825 INFO L87 Difference]: Start difference. First operand 554 states and 755 transitions. Second operand 7 states. [2020-10-27 22:19:43,460 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:45,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:45,198 INFO L93 Difference]: Finished difference Result 988 states and 1349 transitions. [2020-10-27 22:19:45,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:19:45,198 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 151 [2020-10-27 22:19:45,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:45,204 INFO L225 Difference]: With dead ends: 988 [2020-10-27 22:19:45,204 INFO L226 Difference]: Without dead ends: 618 [2020-10-27 22:19:45,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:19:45,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2020-10-27 22:19:45,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 500. [2020-10-27 22:19:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2020-10-27 22:19:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 631 transitions. [2020-10-27 22:19:45,327 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 631 transitions. Word has length 151 [2020-10-27 22:19:45,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:45,328 INFO L481 AbstractCegarLoop]: Abstraction has 500 states and 631 transitions. [2020-10-27 22:19:45,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:19:45,329 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 631 transitions. [2020-10-27 22:19:45,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 22:19:45,332 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:45,333 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:19:45,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:19:45,333 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:19:45,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:45,333 INFO L82 PathProgramCache]: Analyzing trace with hash 564957875, now seen corresponding path program 1 times [2020-10-27 22:19:45,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:45,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2054877791] [2020-10-27 22:19:45,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:45,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:45,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:45,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:45,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:45,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:46,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:47,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:47,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 22:19:50,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:19:50,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 22:19:50,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:50,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 22:19:50,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-27 22:19:50,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,679 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:50,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:19:50,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:50,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:19:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:19:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:19:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:19:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:19:50,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:19:50,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:50,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:19:50,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:19:50,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:19:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:19:50,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:50,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:19:50,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:19:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:50,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:50,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:19:50,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:50,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:19:50,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:19:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:19:50,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:19:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:19:50,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:19:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:19:50,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:19:50,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:50,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 22:19:50,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:19:50,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:19:50,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:19:50,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:19:50,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:19:50,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:19:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:50,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 22:19:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:50,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:19:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:50,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:19:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:50,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:50,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 22:19:50,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2054877791] [2020-10-27 22:19:50,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:19:50,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:19:50,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588458645] [2020-10-27 22:19:50,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:19:50,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:19:50,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:19:50,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:19:50,921 INFO L87 Difference]: Start difference. First operand 500 states and 631 transitions. Second operand 8 states. [2020-10-27 22:19:51,424 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:19:52,222 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:19:54,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:19:54,445 INFO L93 Difference]: Finished difference Result 1283 states and 1751 transitions. [2020-10-27 22:19:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:19:54,445 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 156 [2020-10-27 22:19:54,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:19:54,451 INFO L225 Difference]: With dead ends: 1283 [2020-10-27 22:19:54,452 INFO L226 Difference]: Without dead ends: 807 [2020-10-27 22:19:54,454 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:19:54,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2020-10-27 22:19:54,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 613. [2020-10-27 22:19:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-27 22:19:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 755 transitions. [2020-10-27 22:19:54,588 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 755 transitions. Word has length 156 [2020-10-27 22:19:54,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:19:54,588 INFO L481 AbstractCegarLoop]: Abstraction has 613 states and 755 transitions. [2020-10-27 22:19:54,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:19:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 755 transitions. [2020-10-27 22:19:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-27 22:19:54,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:19:54,593 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:19:54,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:19:54,594 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:19:54,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:19:54,594 INFO L82 PathProgramCache]: Analyzing trace with hash 788812055, now seen corresponding path program 1 times [2020-10-27 22:19:54,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:19:54,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [501772498] [2020-10-27 22:19:54,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:19:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:54,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:54,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:54,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:55,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:59,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:59,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-27 22:19:59,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:19:59,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 22:19:59,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:19:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 163 [2020-10-27 22:19:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 22:19:59,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:59,969 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:19:59,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:19:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:19:59,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:19:59,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:19:59,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:19:59,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:19:59,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:19:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:20:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:20:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:20:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:20:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:20:00,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:20:00,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:20:00,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:20:00,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:20:00,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:00,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:20:00,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:20:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:20:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:20:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 22:20:00,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:20:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 22:20:00,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:20:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:20:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:20:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:00,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:20:00,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:20:00,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:00,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:20:00,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:20:00,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:20:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:20:00,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:20:00,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:00,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:20:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:00,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:20:00,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:20:00,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:00,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:20:00,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:20:00,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 22:20:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:00,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:20:00,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:20:00,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:20:00,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-27 22:20:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:20:00,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:00,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 22:20:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:20:00,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:00,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:00,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:20:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:00,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:00,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-27 22:20:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:00,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-27 22:20:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:00,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:00,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:00,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:00,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 48 proven. 16 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-27 22:20:00,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [501772498] [2020-10-27 22:20:00,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:20:00,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:20:00,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637736855] [2020-10-27 22:20:00,554 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:20:00,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:20:00,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:20:00,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:20:00,555 INFO L87 Difference]: Start difference. First operand 613 states and 755 transitions. Second operand 16 states. [2020-10-27 22:20:01,231 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:20:02,129 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2020-10-27 22:20:03,326 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:20:03,739 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:20:04,506 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:20:04,833 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:20:05,585 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 22:20:05,923 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:20:06,300 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:20:08,376 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:20:08,738 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:20:09,053 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:20:09,336 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:20:10,134 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:20:10,735 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 22:20:11,315 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 22:20:11,858 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:20:12,277 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:20:13,010 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-27 22:20:13,650 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-27 22:20:14,265 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-27 22:20:14,607 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:20:14,994 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:20:15,331 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:20:16,092 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:20:16,512 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:20:16,890 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:20:17,248 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:20:17,571 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:20:19,314 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-27 22:20:19,929 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-27 22:20:21,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:20:21,495 INFO L93 Difference]: Finished difference Result 2843 states and 4081 transitions. [2020-10-27 22:20:21,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-10-27 22:20:21,496 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 204 [2020-10-27 22:20:21,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:20:21,511 INFO L225 Difference]: With dead ends: 2843 [2020-10-27 22:20:21,511 INFO L226 Difference]: Without dead ends: 2195 [2020-10-27 22:20:21,516 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=706, Invalid=3716, Unknown=0, NotChecked=0, Total=4422 [2020-10-27 22:20:21,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2195 states. [2020-10-27 22:20:21,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2195 to 1567. [2020-10-27 22:20:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1567 states. [2020-10-27 22:20:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1567 states and 1907 transitions. [2020-10-27 22:20:21,887 INFO L78 Accepts]: Start accepts. Automaton has 1567 states and 1907 transitions. Word has length 204 [2020-10-27 22:20:21,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:20:21,888 INFO L481 AbstractCegarLoop]: Abstraction has 1567 states and 1907 transitions. [2020-10-27 22:20:21,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:20:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1907 transitions. [2020-10-27 22:20:21,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-27 22:20:21,894 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:20:21,895 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:20:21,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:20:21,895 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]=== [2020-10-27 22:20:21,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:20:21,896 INFO L82 PathProgramCache]: Analyzing trace with hash 221657761, now seen corresponding path program 1 times [2020-10-27 22:20:21,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:20:21,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [220564799] [2020-10-27 22:20:21,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:20:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:21,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:22,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:22,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:23,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:24,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:26,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:26,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,223 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:20:27,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:20:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:20:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:27,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:20:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:20:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:27,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:20:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:20:27,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:20:27,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:20:27,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:20:27,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:20:27,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:20:27,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:20:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:20:27,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:20:27,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:20:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:20:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:20:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-27 22:20:27,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:20:27,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:27,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:20:27,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:27,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:20:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:20:27,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:20:27,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:20:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:20:27,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:27,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:20:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:20:27,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:20:27,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 22:20:27,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 22:20:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:27,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-27 22:20:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-27 22:20:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:20:27,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:20:27,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 22:20:27,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:20:27,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:20:27,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:20:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:20:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:20:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:20:27,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-27 22:20:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-27 22:20:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:20:27,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:20:27,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:20:27,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:20:27,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:20:27,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:20:27,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:20:27,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:20:27,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:20:27,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:20:27,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:20:27,591 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-27 22:20:27,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [220564799] [2020-10-27 22:20:27,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:20:27,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:20:27,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667622317] [2020-10-27 22:20:27,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:20:27,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:20:27,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:20:27,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:20:27,593 INFO L87 Difference]: Start difference. First operand 1567 states and 1907 transitions. Second operand 10 states. [2020-10-27 22:20:29,661 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:20:29,956 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:20:30,258 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:20:30,553 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:20:30,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:20:30,775 INFO L93 Difference]: Finished difference Result 2352 states and 2962 transitions. [2020-10-27 22:20:30,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:20:30,776 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-10-27 22:20:30,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:20:30,778 INFO L225 Difference]: With dead ends: 2352 [2020-10-27 22:20:30,778 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:20:30,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:20:30,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:20:30,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:20:30,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:20:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:20:30,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2020-10-27 22:20:30,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:20:30,786 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:20:30,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:20:30,786 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:20:30,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:20:30,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:20:30,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:20:31,156 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 251 [2020-10-27 22:20:33,139 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 398 DAG size of output: 315 [2020-10-27 22:20:34,547 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 298 [2020-10-27 22:20:35,469 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 315 [2020-10-27 22:20:40,554 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 315 [2020-10-27 22:20:41,459 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 320 [2020-10-27 22:20:43,299 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 315 [2020-10-27 22:20:44,656 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 13 [2020-10-27 22:20:45,413 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 22 [2020-10-27 22:20:45,575 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:20:45,780 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:20:45,988 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 13 [2020-10-27 22:20:46,147 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 22:20:46,350 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:20:47,117 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 12 [2020-10-27 22:20:47,643 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 22 [2020-10-27 22:20:47,873 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-27 22:20:48,624 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 22 [2020-10-27 22:20:49,136 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2020-10-27 22:20:49,312 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:20:49,810 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2020-10-27 22:20:50,555 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 16 [2020-10-27 22:20:50,805 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:20:51,158 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 9 [2020-10-27 22:20:51,870 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 29 [2020-10-27 22:20:52,447 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 21 [2020-10-27 22:20:52,593 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:20:52,792 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 22:20:53,349 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 18 [2020-10-27 22:20:53,895 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-27 22:20:54,395 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2020-10-27 22:20:54,599 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:20:55,390 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 16 [2020-10-27 22:20:55,543 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:20:55,746 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:20:56,460 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 21 [2020-10-27 22:20:56,811 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 9 [2020-10-27 22:20:57,577 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 22 [2020-10-27 22:20:57,983 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-27 22:20:58,947 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 22 [2020-10-27 22:20:59,520 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:20:59,649 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:20:59,864 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:20:59,997 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:21:00,471 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 18 [2020-10-27 22:21:01,016 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2020-10-27 22:21:01,515 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 18 [2020-10-27 22:21:01,694 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:21:01,917 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:21:02,103 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:21:02,766 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 25 [2020-10-27 22:21:02,911 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:21:03,132 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:21:03,354 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-27 22:21:04,184 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 22 [2020-10-27 22:21:04,576 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 9 [2020-10-27 22:21:05,495 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 21 [2020-10-27 22:21:05,500 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:21:05,500 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:21:05,500 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point L258-2(lines 258 279) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point L280(lines 257 281) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 233 288) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point L264(lines 264 268) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point L264-1(lines 264 268) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 233 288) no Hoare annotation was computed. [2020-10-27 22:21:05,501 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 233 288) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L321(lines 321 325) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L321-1(lines 321 325) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L315-2(lines 315 340) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 289 348) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L341(lines 314 342) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 289 348) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point L334-1(line 334) no Hoare annotation was computed. [2020-10-27 22:21:05,502 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 289 348) no Hoare annotation was computed. [2020-10-27 22:21:05,503 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-27 22:21:05,503 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-27 22:21:05,503 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-27 22:21:05,503 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-27 22:21:05,503 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-27 22:21:05,503 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 550 574) the Hoare annotation is: true [2020-10-27 22:21:05,503 INFO L270 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (and (not (= ~pumpRunning~0 0)) (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0)))) [2020-10-27 22:21:05,503 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 550 574) no Hoare annotation was computed. [2020-10-27 22:21:05,504 INFO L274 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-10-27 22:21:05,504 INFO L270 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (and (< 0 (+ __utac_acc__Specification4_spec__1_~tmp~4 1)) (<= __utac_acc__Specification4_spec__1_~tmp~4 0))) (or .cse0 (= ~waterLevel~0 0)) (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:21:05,504 INFO L274 CegarLoopResult]: For program point L560-1(line 560) no Hoare annotation was computed. [2020-10-27 22:21:05,504 INFO L274 CegarLoopResult]: For program point L558(lines 558 571) no Hoare annotation was computed. [2020-10-27 22:21:05,504 INFO L274 CegarLoopResult]: For program point L558-1(lines 550 574) no Hoare annotation was computed. [2020-10-27 22:21:05,504 INFO L277 CegarLoopResult]: At program point L556(line 556) the Hoare annotation is: true [2020-10-27 22:21:05,504 INFO L274 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-10-27 22:21:05,504 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2020-10-27 22:21:05,505 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,505 INFO L270 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point L167(lines 167 174) no Hoare annotation was computed. [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-27 22:21:05,505 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,505 INFO L270 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,505 INFO L270 CegarLoopResult]: At program point L163-1(line 163) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-27 22:21:05,505 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 115 138) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 115 138) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 115 138) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-27 22:21:05,506 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 808 822) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L270 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (and (not (= |old(~pumpRunning~0)| 0)) (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)))) [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point L812(lines 812 818) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 808 822) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= |old(~systemActive~0)| 0) .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 808 822) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 725 733) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 725 733) the Hoare annotation is: true [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 725 733) no Hoare annotation was computed. [2020-10-27 22:21:05,507 INFO L274 CegarLoopResult]: For program point L798(lines 798 802) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L277 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: true [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point L798-2(lines 798 802) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point L796-1(line 796) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 789 807) the Hoare annotation is: true [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 789 807) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 789 807) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point L764-1(line 764) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point L753(lines 753 761) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 734 769) no Hoare annotation was computed. [2020-10-27 22:21:05,508 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 734 769) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point L741(lines 741 749) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point L741-2(lines 741 749) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 734 769) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 187 232) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 187 232) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 187 232) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point L514-1(lines 514 534) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 500 545) no Hoare annotation was computed. [2020-10-27 22:21:05,509 INFO L274 CegarLoopResult]: For program point L531(lines 531 532) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 524 525) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 531 532) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point L524(lines 524 525) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 500 545) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point L520(lines 520 527) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 500 545) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point L514(lines 514 534) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 147 156) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 147 156) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 147 156) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 714 724) the Hoare annotation is: true [2020-10-27 22:21:05,510 INFO L277 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: true [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 714 724) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 714 724) no Hoare annotation was computed. [2020-10-27 22:21:05,510 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 706 713) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 706 713) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 706 713) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point L984(lines 984 990) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 980 993) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 980 993) the Hoare annotation is: true [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 980 993) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point L674-1(lines 655 679) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L270 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or .cse0 (= ~waterLevel~0 0)) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:21:05,511 INFO L270 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or .cse0 (= ~waterLevel~0 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point L663(lines 663 671) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 655 679) no Hoare annotation was computed. [2020-10-27 22:21:05,511 INFO L270 CegarLoopResult]: At program point L661(line 661) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:21:05,512 INFO L274 CegarLoopResult]: For program point L661-1(line 661) no Hoare annotation was computed. [2020-10-27 22:21:05,512 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 655 679) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~waterLevel~0 0)))) [2020-10-27 22:21:05,512 INFO L274 CegarLoopResult]: For program point L659(lines 659 676) no Hoare annotation was computed. [2020-10-27 22:21:05,512 INFO L270 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (and .cse1 (= ~pumpRunning~0 0)) (= ~waterLevel~0 0)))) [2020-10-27 22:21:05,512 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 621 627) no Hoare annotation was computed. [2020-10-27 22:21:05,512 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 621 627) the Hoare annotation is: true [2020-10-27 22:21:05,512 INFO L270 CegarLoopResult]: At program point testENTRY(lines 832 899) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,512 INFO L270 CegarLoopResult]: At program point L892(lines 841 893) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,512 INFO L274 CegarLoopResult]: For program point testFINAL(lines 832 899) no Hoare annotation was computed. [2020-10-27 22:21:05,513 INFO L270 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (= |old(~waterLevel~0)| 0) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:21:05,513 INFO L274 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-10-27 22:21:05,513 INFO L270 CegarLoopResult]: At program point L880-1(lines 872 887) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (= |old(~waterLevel~0)| 0) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:21:05,513 INFO L274 CegarLoopResult]: For program point L843(lines 842 891) no Hoare annotation was computed. [2020-10-27 22:21:05,513 INFO L270 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (= |old(~waterLevel~0)| 0) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (and .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:21:05,513 INFO L274 CegarLoopResult]: For program point L872(lines 872 887) no Hoare annotation was computed. [2020-10-27 22:21:05,513 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (= |old(~waterLevel~0)| 0) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:21:05,513 INFO L274 CegarLoopResult]: For program point L862(lines 862 868) no Hoare annotation was computed. [2020-10-27 22:21:05,513 INFO L274 CegarLoopResult]: For program point L862-1(lines 862 868) no Hoare annotation was computed. [2020-10-27 22:21:05,513 INFO L270 CegarLoopResult]: At program point L889(lines 842 891) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (= |old(~waterLevel~0)| 0) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:21:05,514 INFO L270 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3))) (or (= |old(~waterLevel~0)| 0) (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (= |old(~systemActive~0)| 0) (and .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point L852(lines 852 858) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point L852-1(lines 852 858) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point L844(lines 844 848) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point testEXIT(lines 832 899) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 485 486) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 454 499) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 454 499) no Hoare annotation was computed. [2020-10-27 22:21:05,514 INFO L274 CegarLoopResult]: For program point L468(lines 468 488) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point L468-1(lines 468 488) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 454 499) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point L485(lines 485 486) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 680 687) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 680 687) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 680 687) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 994 1002) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 994 1002) the Hoare annotation is: true [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 994 1002) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point L956(lines 956 964) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point L956-2(lines 956 964) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 948 970) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 948 970) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 948 970) no Hoare annotation was computed. [2020-10-27 22:21:05,515 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 351 453) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L380(lines 380 396) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L440(lines 440 447) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L401(lines 400 420) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L397(lines 397 438) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 351 453) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-27 22:21:05,516 INFO L274 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point L439(lines 439 450) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 351 453) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point L400-2(lines 400 420) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point L421(lines 399 422) no Hoare annotation was computed. [2020-10-27 22:21:05,517 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,517 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~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#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~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~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~string75.base| |old(#t~string75.base)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L270 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 689 705) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point L700-1(lines 689 705) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 689 705) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point L696(lines 696 702) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L270 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 971 979) the Hoare annotation is: true [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 971 979) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 971 979) no Hoare annotation was computed. [2020-10-27 22:21:05,518 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 770 788) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point L779(lines 779 783) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L277 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point L779-2(lines 779 783) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 770 788) the Hoare annotation is: true [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 770 788) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 927 938) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (= 0 ~systemActive~0) .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 927 938) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point L931-1(lines 927 938) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,519 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,520 INFO L270 CegarLoopResult]: At program point L608(lines 608 614) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (let ((.cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and (= ~pumpRunning~0 0) .cse0) (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and .cse2 .cse0))) (or .cse3 (not .cse1) .cse4) (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse5 .cse2) (and .cse5 .cse3) .cse4)))) [2020-10-27 22:21:05,520 INFO L270 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,520 INFO L274 CegarLoopResult]: For program point L601(lines 600 619) no Hoare annotation was computed. [2020-10-27 22:21:05,520 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 597 620) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:21:05,520 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 597 620) no Hoare annotation was computed. [2020-10-27 22:21:05,520 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 597 620) no Hoare annotation was computed. [2020-10-27 22:21:05,520 INFO L270 CegarLoopResult]: At program point L610(line 610) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not .cse1) .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse2))) [2020-10-27 22:21:05,520 INFO L274 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 82 111) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L277 CegarLoopResult]: At program point L96-1(lines 96 100) the Hoare annotation is: true [2020-10-27 22:21:05,521 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 82 111) the Hoare annotation is: true [2020-10-27 22:21:05,521 INFO L277 CegarLoopResult]: At program point L92-2(lines 92 106) the Hoare annotation is: true [2020-10-27 22:21:05,521 INFO L277 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: true [2020-10-27 22:21:05,521 INFO L274 CegarLoopResult]: For program point L88-1(line 88) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L277 CegarLoopResult]: At program point L107(lines 82 111) the Hoare annotation is: true [2020-10-27 22:21:05,521 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 939 947) the Hoare annotation is: true [2020-10-27 22:21:05,521 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 939 947) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 939 947) no Hoare annotation was computed. [2020-10-27 22:21:05,521 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 903 914) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:21:05,522 INFO L274 CegarLoopResult]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2020-10-27 22:21:05,522 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 903 914) no Hoare annotation was computed. [2020-10-27 22:21:05,522 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 139 145) no Hoare annotation was computed. [2020-10-27 22:21:05,522 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 139 145) the Hoare annotation is: true [2020-10-27 22:21:05,522 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,522 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (not (= ~waterLevel~0 0)) (= ~pumpRunning~0 0)) [2020-10-27 22:21:05,522 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:21:05,522 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:21:05,522 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 823 830) no Hoare annotation was computed. [2020-10-27 22:21:05,522 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 823 830) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 823 830) no Hoare annotation was computed. [2020-10-27 22:21:05,523 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 629 653) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,523 INFO L270 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (or (and (not (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point L637(lines 637 645) no Hoare annotation was computed. [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 629 653) no Hoare annotation was computed. [2020-10-27 22:21:05,523 INFO L270 CegarLoopResult]: At program point L635(line 635) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point L635-1(line 635) no Hoare annotation was computed. [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point L633(lines 633 650) no Hoare annotation was computed. [2020-10-27 22:21:05,523 INFO L270 CegarLoopResult]: At program point L648(line 648) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point L648-1(lines 629 653) no Hoare annotation was computed. [2020-10-27 22:21:05,523 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:21:05,523 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 915 926) no Hoare annotation was computed. [2020-10-27 22:21:05,524 INFO L274 CegarLoopResult]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2020-10-27 22:21:05,524 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 915 926) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~pumpRunning~0 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:21:05,524 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 576 583) no Hoare annotation was computed. [2020-10-27 22:21:05,524 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 576 583) the Hoare annotation is: true [2020-10-27 22:21:05,524 INFO L274 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-27 22:21:05,524 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 576 583) no Hoare annotation was computed. [2020-10-27 22:21:05,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:21:05 BoogieIcfgContainer [2020-10-27 22:21:05,549 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:21:05,551 INFO L168 Benchmark]: Toolchain (without parser) took 153154.65 ms. Allocated memory was 151.0 MB in the beginning and 994.1 MB in the end (delta: 843.1 MB). Free memory was 125.1 MB in the beginning and 684.1 MB in the end (delta: -559.0 MB). Peak memory consumption was 629.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:21:05,552 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 151.0 MB. Free memory is still 127.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:21:05,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.87 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 102.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:21:05,553 INFO L168 Benchmark]: Boogie Preprocessor took 89.53 ms. Allocated memory is still 151.0 MB. Free memory was 102.5 MB in the beginning and 98.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:21:05,557 INFO L168 Benchmark]: RCFGBuilder took 1379.52 ms. Allocated memory is still 151.0 MB. Free memory was 98.6 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:21:05,558 INFO L168 Benchmark]: TraceAbstraction took 151020.68 ms. Allocated memory was 151.0 MB in the beginning and 994.1 MB in the end (delta: 843.1 MB). Free memory was 81.3 MB in the beginning and 684.1 MB in the end (delta: -602.8 MB). Peak memory consumption was 584.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:21:05,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 151.0 MB. Free memory is still 127.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 643.87 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 102.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 89.53 ms. Allocated memory is still 151.0 MB. Free memory was 102.5 MB in the beginning and 98.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1379.52 ms. Allocated memory is still 151.0 MB. Free memory was 98.6 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 151020.68 ms. Allocated memory was 151.0 MB in the beginning and 994.1 MB in the end (delta: 843.1 MB). Free memory was 81.3 MB in the beginning and 684.1 MB in the end (delta: -602.8 MB). Peak memory consumption was 584.7 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: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 524]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 531]: 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: 82]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == 0 || ((splverifierCounter <= 3 && !(0 == systemActive)) && 2 <= waterLevel)) || \old(systemActive) == 0) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 3 && pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (\old(waterLevel) == 0 || \old(systemActive) == 0) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 264 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 116.1s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 61.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 34.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1730 SDtfs, 4335 SDslu, 2341 SDs, 0 SdLazy, 12767 SolverSat, 3828 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 685 GetRequests, 489 SyntacticMatches, 9 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1743 ImplicationChecksByTransitivity, 29.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1567occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1745 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 2468 PreInvPairs, 2756 NumberOfFragments, 1165 HoareAnnotationTreeSize, 2468 FomulaSimplifications, 2972069656 FormulaSimplificationTreeSizeReduction, 13.2s HoareSimplificationTime, 70 FomulaSimplificationsInter, 81685 FormulaSimplificationTreeSizeReductionInter, 21.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 52.1s InterpolantComputationTime, 1365 NumberOfCodeBlocks, 1365 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1355 ConstructedInterpolants, 0 QuantifiedInterpolants, 574116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 433/475 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...