/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:32:23,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:32:23,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:32:23,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:32:23,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:32:23,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:32:23,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:32:23,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:32:23,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:32:23,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:32:23,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:32:23,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:32:23,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:32:23,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:32:23,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:32:23,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:32:23,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:32:23,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:32:23,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:32:23,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:32:23,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:32:23,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:32:23,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:32:23,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:32:23,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:32:23,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:32:23,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:32:23,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:32:23,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:32:23,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:32:23,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:32:23,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:32:23,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:32:23,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:32:23,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:32:23,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:32:23,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:32:23,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:32:23,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:32:23,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:32:23,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:32:23,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 15:32:23,747 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:32:23,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:32:23,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:32:23,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:32:23,749 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:32:23,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:32:23,750 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:32:23,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:32:23,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:32:23,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:32:23,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:32:23,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:32:23,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:32:23,752 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:32:23,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:32:23,752 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:32:23,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:32:23,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:32:23,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:32:23,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:32:23,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:32:23,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:32:23,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:32:23,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:32:23,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:32:23,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:32:23,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:32:23,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:32:23,755 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:32:23,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:32:24,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:32:24,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:32:24,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:32:24,231 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:32:24,232 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:32:24,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product22.cil.c [2020-10-28 15:32:24,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c8b3d501c/fbc6cca38adc40328042c568b947c315/FLAG540a61f3a [2020-10-28 15:32:25,207 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:32:25,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product22.cil.c [2020-10-28 15:32:25,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c8b3d501c/fbc6cca38adc40328042c568b947c315/FLAG540a61f3a [2020-10-28 15:32:25,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c8b3d501c/fbc6cca38adc40328042c568b947c315 [2020-10-28 15:32:25,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:32:25,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:32:25,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:32:25,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:32:25,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:32:25,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:32:25" (1/1) ... [2020-10-28 15:32:25,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378b29a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:25, skipping insertion in model container [2020-10-28 15:32:25,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:32:25" (1/1) ... [2020-10-28 15:32:25,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:32:25,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:32:26,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:32:26,283 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:32:26,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:32:26,501 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:32:26,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26 WrapperNode [2020-10-28 15:32:26,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:32:26,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:32:26,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:32:26,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:32:26,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... [2020-10-28 15:32:26,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:32:26,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:32:26,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:32:26,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:32:26,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:32:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:32:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:32:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:32:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:32:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:32:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:32:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:32:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:32:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:32:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:32:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:32:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:32:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:32:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:32:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:32:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:32:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:32:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:32:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:32:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:32:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:32:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:32:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:32:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:32:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:32:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-28 15:32:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:32:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:32:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:32:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-28 15:32:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:32:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:32:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:32:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-28 15:32:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:32:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-28 15:32:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:32:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:32:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:32:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:32:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:32:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:32:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:32:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:32:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:32:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:32:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:32:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:32:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:32:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:32:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:32:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:32:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:32:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:32:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:32:26,841 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:32:26,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:32:26,843 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:32:26,843 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:32:26,843 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:32:26,843 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:32:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:32:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:32:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:32:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:32:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:32:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:32:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:32:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:32:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:32:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:32:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:32:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:32:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:32:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:32:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:32:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:32:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:32:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:32:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:32:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:32:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:32:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:32:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:32:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:32:26,862 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:32:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:32:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:32:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:32:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:32:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:32:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:32:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:32:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:32:29,497 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:32:29,498 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:32:29,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:32:29 BoogieIcfgContainer [2020-10-28 15:32:29,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:32:29,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:32:29,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:32:29,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:32:29,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:32:25" (1/3) ... [2020-10-28 15:32:29,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6f65e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:32:29, skipping insertion in model container [2020-10-28 15:32:29,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:32:26" (2/3) ... [2020-10-28 15:32:29,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6f65e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:32:29, skipping insertion in model container [2020-10-28 15:32:29,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:32:29" (3/3) ... [2020-10-28 15:32:29,511 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product22.cil.c [2020-10-28 15:32:29,523 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:32:29,529 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:32:29,543 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:32:29,576 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:32:29,576 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:32:29,577 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:32:29,577 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:32:29,577 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:32:29,577 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:32:29,577 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:32:29,577 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:32:29,613 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states. [2020-10-28 15:32:29,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-28 15:32:29,631 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:29,632 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 15:32:29,633 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:32:29,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:29,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1928824035, now seen corresponding path program 1 times [2020-10-28 15:32:29,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:29,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1820019097] [2020-10-28 15:32:29,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:30,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:30,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:31,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:32,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:32,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:33,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:35,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:35,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 15:32:35,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:32:35,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-28 15:32:35,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:35,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:32:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:35,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:32:36,592 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:32:36,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:36,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:36,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:36,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:36,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-28 15:32:36,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:36,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:36,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:36,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:36,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:36,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:36,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:36,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:36,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:36,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:36,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:36,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:36,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:36,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:36,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:36,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:36,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:36,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:36,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:36,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:36,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:36,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:36,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:36,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:36,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:36,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:36,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:36,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:36,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:36,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:36,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:36,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:36,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:36,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:36,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:36,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:36,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:36,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:36,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:36,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:36,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:36,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:36,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:36,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:32:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:36,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:36,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:36,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:36,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:36,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:36,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:36,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:36,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:36,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:36,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:36,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:37,008 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:32:37,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:37,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:37,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:42,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:42,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-28 15:32:42,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:32:42,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 15:32:42,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:42,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:42,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:42,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-28 15:32:42,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:42,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:42,341 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:32:42,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:42,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:42,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:42,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:42,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:42,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:42,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:43,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:32:43,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:43,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1339 [2020-10-28 15:32:43,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:43,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:43,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:43,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:43,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:43,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:43,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:43,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:43,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:43,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:43,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:43,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:43,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:43,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:43,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:43,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:43,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:32:43,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-28 15:32:43,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:43,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:43,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:43,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:43,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:43,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:43,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:32:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:43,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:43,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:43,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:43,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:43,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:43,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:43,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:43,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:43,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:43,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:43,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:43,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:43,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:43,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:43,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:43,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:43,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:43,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:43,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:43,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:43,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:32:44,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:44,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 840 [2020-10-28 15:32:44,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:32:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:44,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:44,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:44,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:44,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:44,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:44,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:44,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:44,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:32:44,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:44,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 15:32:44,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:32:44,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 15:32:44,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:44,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:32:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:44,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:44,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:44,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:32:44,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:44,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:44,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:32:44,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:44,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:44,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:44,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:44,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:44,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:44,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:44,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:44,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:44,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 15:32:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:44,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:44,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:44,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 15:32:44,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:44,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-28 15:32:44,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:44,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:44,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:44,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:32:44,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:44,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:44,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:32:45,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 15:32:45,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:45,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:45,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:32:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:45,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:45,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:45,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:45,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:45,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:45,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:45,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:45,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:45,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:45,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:45,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:45,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:45,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:32:45,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1820019097] [2020-10-28 15:32:45,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:32:45,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:32:45,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773646200] [2020-10-28 15:32:45,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:32:45,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:45,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:32:45,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:32:45,241 INFO L87 Difference]: Start difference. First operand 794 states. Second operand 9 states. [2020-10-28 15:32:47,890 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:33:10,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:33:10,239 INFO L93 Difference]: Finished difference Result 1531 states and 2569 transitions. [2020-10-28 15:33:10,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:33:10,242 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2020-10-28 15:33:10,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:33:10,280 INFO L225 Difference]: With dead ends: 1531 [2020-10-28 15:33:10,281 INFO L226 Difference]: Without dead ends: 900 [2020-10-28 15:33:10,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:33:10,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2020-10-28 15:33:10,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 630. [2020-10-28 15:33:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-28 15:33:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 999 transitions. [2020-10-28 15:33:10,706 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 999 transitions. Word has length 117 [2020-10-28 15:33:10,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:33:10,708 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 999 transitions. [2020-10-28 15:33:10,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:33:10,708 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 999 transitions. [2020-10-28 15:33:10,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-28 15:33:10,724 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:33:10,724 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 15:33:10,725 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:33:10,725 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:33:10,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:33:10,726 INFO L82 PathProgramCache]: Analyzing trace with hash 47167200, now seen corresponding path program 1 times [2020-10-28 15:33:10,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:33:10,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1901887532] [2020-10-28 15:33:10,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:33:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:10,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:11,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:11,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:11,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:11,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:11,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:11,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:14,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:15,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:15,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:15,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-28 15:33:15,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:33:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-28 15:33:15,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:15,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:15,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:15,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-28 15:33:15,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:33:15,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,105 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:33:17,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:17,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:17,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:17,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 15:33:17,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:17,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:17,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:17,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:17,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:17,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:17,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:17,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:17,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:33:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:17,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:17,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:17,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:17,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:17,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:17,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:17,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:33:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:17,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:17,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:17,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:17,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:17,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:17,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:17,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:17,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:17,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:33:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:17,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:17,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:17,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:17,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:17,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:17,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:33:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:17,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:17,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:17,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:17,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:17,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:17,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:17,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:17,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:17,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:17,512 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:33:17,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:17,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:17,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:18,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:22,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:22,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-28 15:33:22,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:33:22,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:22,719 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:33:22,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:22,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:22,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:22,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:22,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:22,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:22,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:23,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:33:23,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:23,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1087 [2020-10-28 15:33:23,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:23,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:23,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:23,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:23,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:23,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:23,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:23,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:23,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:23,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:23,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:23,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:23,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:23,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:23,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:23,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:23,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:23,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:23,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:23,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:33:23,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:23,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:23,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:33:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:23,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:23,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:23,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:23,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:23,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:23,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:23,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:23,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:23,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:23,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:23,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:23,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:23,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:23,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:23,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:23,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:23,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:23,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:23,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 15:33:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:23,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:23,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:33:24,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:24,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 612 [2020-10-28 15:33:24,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:33:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:33:24,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:24,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:24,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:24,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:33:24,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:33:24,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:24,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:33:24,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:33:24,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:33:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:24,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:33:24,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:24,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:33:24,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:24,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:24,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 15:33:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 15:33:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:33:24,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:33:24,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:24,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:24,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:33:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:33:24,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:24,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:24,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:24,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:24,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:24,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:24,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:24,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:24,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:24,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:24,862 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:33:24,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1901887532] [2020-10-28 15:33:24,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:33:24,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:33:24,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820549580] [2020-10-28 15:33:24,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:33:24,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:33:24,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:33:24,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:33:24,866 INFO L87 Difference]: Start difference. First operand 630 states and 999 transitions. Second operand 9 states. [2020-10-28 15:33:26,907 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:33:43,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:33:43,729 INFO L93 Difference]: Finished difference Result 1505 states and 2505 transitions. [2020-10-28 15:33:43,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:33:43,730 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 121 [2020-10-28 15:33:43,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:33:43,741 INFO L225 Difference]: With dead ends: 1505 [2020-10-28 15:33:43,741 INFO L226 Difference]: Without dead ends: 900 [2020-10-28 15:33:43,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2020-10-28 15:33:43,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2020-10-28 15:33:44,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 630. [2020-10-28 15:33:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-28 15:33:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 994 transitions. [2020-10-28 15:33:44,007 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 994 transitions. Word has length 121 [2020-10-28 15:33:44,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:33:44,008 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 994 transitions. [2020-10-28 15:33:44,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:33:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 994 transitions. [2020-10-28 15:33:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-28 15:33:44,010 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:33:44,011 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 15:33:44,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:33:44,011 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:33:44,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:33:44,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1480710412, now seen corresponding path program 1 times [2020-10-28 15:33:44,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:33:44,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2058919229] [2020-10-28 15:33:44,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:33:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:44,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:44,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:44,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:44,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:44,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:45,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:49,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:49,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-28 15:33:49,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:33:49,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-28 15:33:49,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:49,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:49,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:49,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:33:49,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:33:49,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,462 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:33:50,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:50,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:50,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:33:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:50,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:33:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:50,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:33:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:50,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:33:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:50,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:50,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:50,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:50,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:50,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:50,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:50,839 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:33:50,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:50,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:50,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:54,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:54,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:55,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:55,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-28 15:33:55,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:33:55,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 15:33:55,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:55,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:55,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:55,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:33:55,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:33:55,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:56,075 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:33:56,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:56,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:56,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 897 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:33:56,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:56,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:56,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:56,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:56,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:56,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:56,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:56,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:56,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:57,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:33:57,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:33:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 15:33:57,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:33:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:57,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:33:57,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:57,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:33:57,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:57,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:57,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 15:33:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:33:57,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:57,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 530 [2020-10-28 15:33:57,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:33:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:57,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:57,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:57,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:33:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:57,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:57,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:57,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:57,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:33:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 15:33:57,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:33:57,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 15:33:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:33:57,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:33:57,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:57,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:57,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:33:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:33:57,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:57,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:57,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:57,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:57,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:57,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:57,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:57,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:57,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:57,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:57,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:57,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:33:57,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2058919229] [2020-10-28 15:33:57,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:33:57,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 15:33:57,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677841424] [2020-10-28 15:33:57,916 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:33:57,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:33:57,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:33:57,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:33:57,917 INFO L87 Difference]: Start difference. First operand 630 states and 994 transitions. Second operand 9 states. [2020-10-28 15:34:00,336 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:34:03,157 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:34:04,396 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-28 15:34:24,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:34:24,499 INFO L93 Difference]: Finished difference Result 1529 states and 2529 transitions. [2020-10-28 15:34:24,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:34:24,500 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 123 [2020-10-28 15:34:24,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:34:24,514 INFO L225 Difference]: With dead ends: 1529 [2020-10-28 15:34:24,515 INFO L226 Difference]: Without dead ends: 931 [2020-10-28 15:34:24,519 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:34:24,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2020-10-28 15:34:24,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 654. [2020-10-28 15:34:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2020-10-28 15:34:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 1023 transitions. [2020-10-28 15:34:24,713 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 1023 transitions. Word has length 123 [2020-10-28 15:34:24,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:34:24,714 INFO L481 AbstractCegarLoop]: Abstraction has 654 states and 1023 transitions. [2020-10-28 15:34:24,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:34:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1023 transitions. [2020-10-28 15:34:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-28 15:34:24,716 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:34:24,716 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 15:34:24,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:34:24,717 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:34:24,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:34:24,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1800808588, now seen corresponding path program 1 times [2020-10-28 15:34:24,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:34:24,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1327221525] [2020-10-28 15:34:24,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:34:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:28,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:34:29,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,071 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:34:31,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:34:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:34:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:34:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:31,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:31,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:34:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:34:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:31,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:31,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:34:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:31,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,502 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:34:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:34:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:33,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:33,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:36,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:34:36,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:34:36,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:36,708 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:34:36,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:34:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:36,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:36,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:36,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:36,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:36,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 15:34:37,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 594 [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:34:37,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:37,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:37,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:34:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 15:34:37,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:37,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:34:37,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:34:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 15:34:37,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:34:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:37,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:37,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:34:37,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-28 15:34:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 520 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:37,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:37,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:37,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:37,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:37,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:34:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:37,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:37,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:34:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:38,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:38,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:38,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:38,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 15:34:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:38,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 15:34:38,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 15:34:38,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 15:34:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:38,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:38,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:38,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:34:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:38,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:38,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:38,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:38,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:38,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:38,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:34:38,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1327221525] [2020-10-28 15:34:38,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:34:38,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 15:34:38,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964703646] [2020-10-28 15:34:38,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:34:38,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:34:38,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:34:38,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:34:38,155 INFO L87 Difference]: Start difference. First operand 654 states and 1023 transitions. Second operand 9 states. [2020-10-28 15:34:40,254 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:34:42,749 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:34:43,976 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-28 15:35:00,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:35:00,889 INFO L93 Difference]: Finished difference Result 1521 states and 2491 transitions. [2020-10-28 15:35:00,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:35:00,890 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 124 [2020-10-28 15:35:00,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:35:00,900 INFO L225 Difference]: With dead ends: 1521 [2020-10-28 15:35:00,900 INFO L226 Difference]: Without dead ends: 931 [2020-10-28 15:35:00,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:35:00,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2020-10-28 15:35:01,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 654. [2020-10-28 15:35:01,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2020-10-28 15:35:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 1018 transitions. [2020-10-28 15:35:01,104 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 1018 transitions. Word has length 124 [2020-10-28 15:35:01,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:35:01,104 INFO L481 AbstractCegarLoop]: Abstraction has 654 states and 1018 transitions. [2020-10-28 15:35:01,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:35:01,104 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1018 transitions. [2020-10-28 15:35:01,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-28 15:35:01,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:35:01,107 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:35:01,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:35:01,107 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:35:01,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:35:01,108 INFO L82 PathProgramCache]: Analyzing trace with hash -915841491, now seen corresponding path program 1 times [2020-10-28 15:35:01,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:35:01,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673558610] [2020-10-28 15:35:01,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:35:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:01,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:01,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:01,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:01,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:01,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:01,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:03,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:03,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:06,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:06,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-28 15:35:06,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:35:06,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 15:35:06,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:06,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:35:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-28 15:35:06,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:35:06,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,477 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:35:07,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:07,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:07,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 15:35:07,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:07,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:07,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:35:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:07,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:07,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:35:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:07,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:07,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:35:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:07,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:35:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:07,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:07,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:35:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:07,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:07,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:07,882 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:35:07,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:35:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:07,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:12,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:12,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 15:35:12,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:35:12,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:13,088 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:35:13,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:13,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:13,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:13,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:13,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:13,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1203 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:35:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:35:14,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:14,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:14,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:14,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:14,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:35:14,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 15:35:14,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:35:14,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:35:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:35:14,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:35:14,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:14,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:35:14,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-28 15:35:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:35:15,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:35:15,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 640 [2020-10-28 15:35:15,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:35:15,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:35:15,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:35:15,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:35:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 15:35:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 15:35:15,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:35:15,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 15:35:15,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:35:15,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:35:15,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:35:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:35:15,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:15,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:15,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:15,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-28 15:35:15,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673558610] [2020-10-28 15:35:15,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:35:15,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 15:35:15,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467222322] [2020-10-28 15:35:15,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:35:15,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:35:15,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:35:15,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:35:15,439 INFO L87 Difference]: Start difference. First operand 654 states and 1018 transitions. Second operand 12 states. [2020-10-28 15:35:18,058 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-28 15:35:19,657 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-28 15:35:21,242 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-28 15:35:45,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:35:45,311 INFO L93 Difference]: Finished difference Result 1542 states and 2529 transitions. [2020-10-28 15:35:45,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:35:45,312 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 124 [2020-10-28 15:35:45,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:35:45,321 INFO L225 Difference]: With dead ends: 1542 [2020-10-28 15:35:45,321 INFO L226 Difference]: Without dead ends: 957 [2020-10-28 15:35:45,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:35:45,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2020-10-28 15:35:45,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 665. [2020-10-28 15:35:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-10-28 15:35:45,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 1037 transitions. [2020-10-28 15:35:45,558 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 1037 transitions. Word has length 124 [2020-10-28 15:35:45,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:35:45,559 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 1037 transitions. [2020-10-28 15:35:45,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 15:35:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1037 transitions. [2020-10-28 15:35:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-28 15:35:45,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:35:45,562 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 15:35:45,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:35:45,562 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:35:45,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:35:45,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1613339321, now seen corresponding path program 1 times [2020-10-28 15:35:45,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:35:45,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [857806129] [2020-10-28 15:35:45,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:35:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:45,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:45,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:45,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:45,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:45,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:46,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:46,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:50,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:35:50,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:51,937 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-28 15:35:51,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:51,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:51,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:51,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:51,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:51,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 15:35:51,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:51,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:51,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:51,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:35:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:51,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:52,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:52,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:52,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:52,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:52,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:52,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:52,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:35:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:52,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:52,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:52,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:52,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:52,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:52,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:35:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:52,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:52,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:52,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:52,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:52,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:35:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:52,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:52,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:52,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:52,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:52,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:52,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:52,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:52,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:35:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:52,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:52,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:52,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:52,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:52,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:52,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:52,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:52,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:52,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:52,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:52,327 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 15:35:52,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:35:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:52,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:52,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:55,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:35:57,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:57,537 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:35:57,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:57,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:57,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 449 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 15:35:57,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:58,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:58,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:58,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 15:35:58,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:35:58,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 15:35:58,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:35:58,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:58,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:58,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 15:35:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:35:58,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:35:58,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 457 [2020-10-28 15:35:58,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:35:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:35:58,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:35:58,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:35:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:35:58,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:58,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 15:35:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:58,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:35:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:35:58,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:58,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:58,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:58,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:58,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:58,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:58,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:58,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:58,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:58,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:58,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:58,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:58,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:58,814 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:35:58,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [857806129] [2020-10-28 15:35:58,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:35:58,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 15:35:58,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834783460] [2020-10-28 15:35:58,815 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:35:58,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:35:58,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:35:58,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:35:58,817 INFO L87 Difference]: Start difference. First operand 665 states and 1037 transitions. Second operand 9 states. [2020-10-28 15:36:01,093 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 418