/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:17:26,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:17:26,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:17:26,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:17:26,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:17:26,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:17:26,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:17:26,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:17:26,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:17:26,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:17:26,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:17:26,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:17:26,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:17:26,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:17:26,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:17:26,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:17:26,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:17:26,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:17:26,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:17:26,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:17:26,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:17:26,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:17:26,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:17:26,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:17:26,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:17:26,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:17:26,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:17:26,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:17:26,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:17:26,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:17:26,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:17:26,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:17:26,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:17:26,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:17:26,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:17:26,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:17:26,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:17:26,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:17:26,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:17:26,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:17:26,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:17:26,163 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 [2020-10-29 10:17:26,191 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:17:26,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:17:26,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:17:26,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:17:26,194 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:17:26,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:17:26,194 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:17:26,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:17:26,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:17:26,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:17:26,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:17:26,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:17:26,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:17:26,196 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:17:26,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:17:26,196 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:17:26,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:17:26,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:17:26,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:17:26,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:17:26,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:17:26,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:17:26,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:17:26,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:17:26,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:17:26,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:17:26,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:17:26,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:17:26,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:17:26,199 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:17:26,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:17:26,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:17:26,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:17:26,637 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:17:26,638 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:17:26,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_productSimulator.cil.c [2020-10-29 10:17:26,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b8e78ed0/eccdb51b17734342a67eb9508de3e50e/FLAGac0c9a0dd [2020-10-29 10:17:27,542 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:17:27,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_productSimulator.cil.c [2020-10-29 10:17:27,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b8e78ed0/eccdb51b17734342a67eb9508de3e50e/FLAGac0c9a0dd [2020-10-29 10:17:27,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b8e78ed0/eccdb51b17734342a67eb9508de3e50e [2020-10-29 10:17:27,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:17:27,767 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:17:27,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:17:27,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:17:27,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:17:27,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:17:27" (1/1) ... [2020-10-29 10:17:27,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e3e3a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:27, skipping insertion in model container [2020-10-29 10:17:27,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:17:27" (1/1) ... [2020-10-29 10:17:27,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:17:27,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:17:28,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:17:28,778 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:17:28,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:17:28,992 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:17:28,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28 WrapperNode [2020-10-29 10:17:28,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:17:28,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:17:28,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:17:28,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:17:29,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (1/1) ... [2020-10-29 10:17:29,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:17:29,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:17:29,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:17:29,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:17:29,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (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 [2020-10-29 10:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:17:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:17:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:17:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:17:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:17:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:17:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:17:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:17:29,308 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:17:29,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 10:17:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-29 10:17:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:17:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:17:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:17:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:17:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:17:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:17:29,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-29 10:17:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-29 10:17:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:17:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-29 10:17:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-29 10:17:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:17:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-29 10:17:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-29 10:17:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-29 10:17:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-29 10:17:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:17:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:17:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:17:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:17:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:17:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:17:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:17:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:17:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:17:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:17:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-29 10:17:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-29 10:17:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-29 10:17:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-29 10:17:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:17:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:17:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:17:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-29 10:17:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-29 10:17:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-29 10:17:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-29 10:17:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:17:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:17:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:17:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-29 10:17:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-29 10:17:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:17:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-29 10:17:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-29 10:17:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:17:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:17:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:17:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:17:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:17:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:17:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:17:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:17:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:17:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:17:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:17:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:17:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:17:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:17:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:17:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:17:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:17:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:17:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:17:29,326 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:17:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:17:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:17:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:17:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:17:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:17:29,328 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:17:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:17:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:17:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:17:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:17:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:17:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:17:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:17:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:17:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:17:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:17:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:17:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:17:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:17:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:17:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:17:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:17:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:17:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:17:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:17:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:17:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:17:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:17:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:17:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:17:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:17:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:17:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:17:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:17:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:17:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:17:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:17:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 10:17:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-29 10:17:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-29 10:17:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-29 10:17:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:17:29,339 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:17:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:17:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:17:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:17:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:17:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:17:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:17:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:17:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:17:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:17:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:17:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:17:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:17:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:17:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:17:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:17:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:17:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:17:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:17:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:17:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:17:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-29 10:17:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:17:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-29 10:17:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-29 10:17:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:17:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:17:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:17:29,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:17:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:17:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:17:32,394 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:17:32,395 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:17:32,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:17:32 BoogieIcfgContainer [2020-10-29 10:17:32,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:17:32,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:17:32,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:17:32,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:17:32,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:17:27" (1/3) ... [2020-10-29 10:17:32,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74788602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:17:32, skipping insertion in model container [2020-10-29 10:17:32,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:17:28" (2/3) ... [2020-10-29 10:17:32,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74788602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:17:32, skipping insertion in model container [2020-10-29 10:17:32,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:17:32" (3/3) ... [2020-10-29 10:17:32,411 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_productSimulator.cil.c [2020-10-29 10:17:32,424 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:17:32,434 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:17:32,448 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:17:32,482 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:17:32,482 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:17:32,482 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:17:32,482 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:17:32,483 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:17:32,483 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:17:32,483 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:17:32,483 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:17:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states. [2020-10-29 10:17:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-29 10:17:32,545 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:17:32,547 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:17:32,547 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]=== [2020-10-29 10:17:32,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:17:32,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1718678770, now seen corresponding path program 1 times [2020-10-29 10:17:32,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:17:32,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1259882906] [2020-10-29 10:17:32,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:17:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:33,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:33,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:33,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:34,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:34,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:34,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:35,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:38,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:38,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-29 10:17:38,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:17:38,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5072 [2020-10-29 10:17:38,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:38,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:38,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:17:38,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-29 10:17:38,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 10:17:38,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:17:39,749 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-29 10:17:39,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 10:17:39,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:39,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:17:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:39,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:39,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:17:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:17:39,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:17:39,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:39,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:39,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:39,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:17:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:39,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:39,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 10:17:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:39,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:39,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:17:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:39,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:39,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:17:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:39,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:39,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:39,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 10:17:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:17:39,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:17:39,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:39,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 10:17:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:39,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:39,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:39,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:17:39,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:39,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:39,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:39,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:39,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:40,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:17:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:40,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:40,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:40,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:40,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:40,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:40,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:40,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:40,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:40,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:40,304 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:17:40,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:17:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:40,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:40,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:45,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-29 10:17:45,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:17:45,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 10:17:45,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:45,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-29 10:17:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:17:45,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:45,602 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:17:45,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:17:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:45,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:45,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:46,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 10:17:46,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:17:46,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1164 [2020-10-29 10:17:46,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:46,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:17:46,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:17:46,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:46,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:46,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:46,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:46,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:17:46,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:46,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:17:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:46,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:46,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:47,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:17:47,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:17:47,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-29 10:17:47,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:47,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:47,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:47,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:47,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:17:47,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:47,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:17:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:47,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:47,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:17:47,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:47,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:17:47,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:47,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:47,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:17:47,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:47,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:47,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:47,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:47,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:47,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:17:47,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:47,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:47,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:47,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:17:47,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:17:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:47,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:47,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 10:17:48,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:17:48,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 843 [2020-10-29 10:17:48,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:17:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:17:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:17:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:48,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:48,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:48,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:48,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:17:48,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:17:48,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:48,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:17:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:48,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:17:48,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:17:48,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 247 [2020-10-29 10:17:48,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:17:48,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:17:48,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 10:17:48,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:17:48,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:17:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:48,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:17:48,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:48,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:17:48,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:17:48,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:48,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:17:48,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:48,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:48,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:17:48,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:48,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:48,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:48,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:48,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:48,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:48,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:17:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:48,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 10:17:48,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:17:48,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-29 10:17:48,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:48,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-29 10:17:48,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:48,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:48,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:48,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:48,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:48,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 10:17:48,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:48,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 10:17:48,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:48,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:48,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:48,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:49,191 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:17:49,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:49,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:49,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:49,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:17:49,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:49,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:17:49,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:49,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:49,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:49,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:49,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:49,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:49,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:49,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:49,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:49,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:49,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:49,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:49,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:49,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:49,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:49,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:49,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:49,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:49,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:17:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:49,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:49,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:49,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:17:49,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:49,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:17:49,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:49,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:49,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:49,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:17:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:17:49,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:17:49,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:17:49,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:17:49,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:17:49,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:17:49,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:17:49,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:17:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:17:49,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:17:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:17:49,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:17:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-29 10:17:49,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1259882906] [2020-10-29 10:17:49,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:17:49,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 10:17:49,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137933219] [2020-10-29 10:17:49,416 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 10:17:49,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:17:49,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 10:17:49,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-10-29 10:17:49,435 INFO L87 Difference]: Start difference. First operand 931 states. Second operand 19 states. [2020-10-29 10:17:51,804 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-29 10:17:52,216 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 10:17:53,409 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:17:54,894 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:17:56,387 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-29 10:17:58,046 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:18:01,328 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-29 10:18:02,755 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-29 10:18:30,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:18:30,351 INFO L93 Difference]: Finished difference Result 1805 states and 2977 transitions. [2020-10-29 10:18:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 10:18:30,356 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 151 [2020-10-29 10:18:30,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:18:30,401 INFO L225 Difference]: With dead ends: 1805 [2020-10-29 10:18:30,401 INFO L226 Difference]: Without dead ends: 1059 [2020-10-29 10:18:30,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=239, Invalid=1021, Unknown=0, NotChecked=0, Total=1260 [2020-10-29 10:18:30,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-29 10:18:30,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 762. [2020-10-29 10:18:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-10-29 10:18:30,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1172 transitions. [2020-10-29 10:18:30,803 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1172 transitions. Word has length 151 [2020-10-29 10:18:30,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:18:30,804 INFO L481 AbstractCegarLoop]: Abstraction has 762 states and 1172 transitions. [2020-10-29 10:18:30,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 10:18:30,805 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1172 transitions. [2020-10-29 10:18:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-29 10:18:30,811 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:18:30,811 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:18:30,814 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:18:30,814 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]=== [2020-10-29 10:18:30,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:18:30,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1164231453, now seen corresponding path program 1 times [2020-10-29 10:18:30,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:18:30,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1816219435] [2020-10-29 10:18:30,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:18:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:31,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:31,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:31,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:31,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:31,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:32,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:34,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:35,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:35,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:36,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:36,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-29 10:18:36,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 10:18:36,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5085 [2020-10-29 10:18:36,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:36,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:36,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-29 10:18:36,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:18:36,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,604 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-29 10:18:37,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:18:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 10:18:37,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:18:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:18:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:18:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 10:18:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:18:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:18:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 10:18:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:18:37,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:18:37,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 10:18:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:18:37,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:37,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:18:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:37,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:37,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:37,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:37,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:37,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:37,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:37,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:37,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:38,115 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:18:38,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:18:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:38,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:38,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:40,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:43,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:43,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 10:18:43,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 10:18:43,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 10:18:43,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:43,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 10:18:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:18:43,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:43,373 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:18:43,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:18:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:43,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:43,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:43,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:43,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:43,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:43,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 848 [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:44,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:18:44,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:18:44,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:44,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:44,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:44,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:18:44,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:18:44,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:18:44,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:44,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:44,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:18:44,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:44,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:18:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:44,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:44,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-29 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:44,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:44,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:18:44,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:44,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:18:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:44,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:44,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:18:44,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:44,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:18:44,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:44,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:18:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:18:44,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:44,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:44,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:44,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:18:44,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:44,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:44,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:44,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:44,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:44,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:44,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:44,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:44,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 10:18:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:44,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:44,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:45,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 10:18:45,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:18:45,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 981 [2020-10-29 10:18:45,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:45,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:45,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:18:45,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:18:45,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:18:45,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:45,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:45,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:45,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:18:45,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:18:45,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:18:45,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:45,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:45,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:45,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:18:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:45,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:18:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:45,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:45,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 10:18:45,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:18:45,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 10:18:45,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:45,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:45,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:18:45,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:18:45,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:18:45,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:45,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:18:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:45,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:45,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:18:45,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:45,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:18:45,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:45,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:45,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:18:45,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:45,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:18:45,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:45,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:45,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:45,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:45,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:18:45,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:45,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:18:45,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:45,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:45,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:45,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:45,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:45,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:45,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:18:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:45,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 10:18:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 10:18:46,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:46,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-29 10:18:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:46,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:46,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:46,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:46,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 10:18:46,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:46,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:18:46,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:46,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:46,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:46,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:46,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:46,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:46,335 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:18:46,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:46,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:46,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:18:46,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:46,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:18:46,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:46,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:46,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:46,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:46,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:46,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:46,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:46,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:46,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:46,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:46,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:46,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:46,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:46,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:46,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:46,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:18:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:46,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:46,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:18:46,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:46,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:18:46,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:46,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:46,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:46,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:46,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:46,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:46,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:18:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:18:46,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:18:46,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:18:46,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:18:46,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:18:46,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:18:46,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:18:46,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:18:46,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:18:46,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:18:46,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:18:46,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:18:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-29 10:18:46,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1816219435] [2020-10-29 10:18:46,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:18:46,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-29 10:18:46,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248850552] [2020-10-29 10:18:46,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 10:18:46,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:18:46,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 10:18:46,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2020-10-29 10:18:46,563 INFO L87 Difference]: Start difference. First operand 762 states and 1172 transitions. Second operand 21 states. [2020-10-29 10:18:48,305 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-29 10:18:48,681 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 10:18:49,611 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:18:51,067 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:18:52,459 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-29 10:18:54,037 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:18:57,208 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-29 10:18:58,679 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-29 10:19:26,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:19:26,208 INFO L93 Difference]: Finished difference Result 1779 states and 2910 transitions. [2020-10-29 10:19:26,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 10:19:26,210 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 157 [2020-10-29 10:19:26,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:19:26,225 INFO L225 Difference]: With dead ends: 1779 [2020-10-29 10:19:26,225 INFO L226 Difference]: Without dead ends: 1059 [2020-10-29 10:19:26,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=256, Invalid=1150, Unknown=0, NotChecked=0, Total=1406 [2020-10-29 10:19:26,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-29 10:19:26,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 762. [2020-10-29 10:19:26,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 762 states. [2020-10-29 10:19:26,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1166 transitions. [2020-10-29 10:19:26,501 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1166 transitions. Word has length 157 [2020-10-29 10:19:26,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:19:26,501 INFO L481 AbstractCegarLoop]: Abstraction has 762 states and 1166 transitions. [2020-10-29 10:19:26,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-29 10:19:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1166 transitions. [2020-10-29 10:19:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-29 10:19:26,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:19:26,505 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:19:26,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:19:26,506 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]=== [2020-10-29 10:19:26,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:19:26,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1981019903, now seen corresponding path program 1 times [2020-10-29 10:19:26,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:19:26,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [730676050] [2020-10-29 10:19:26,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:19:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:26,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:26,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:26,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:26,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:27,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:28,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:28,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:30,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:31,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:31,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-29 10:19:31,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:19:31,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 10:19:31,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:31,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:31,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:19:31,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-29 10:19:31,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:19:31,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,185 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-29 10:19:33,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:19:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:19:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:19:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:19:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:19:33,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 10:19:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:33,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:19:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:19:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:19:33,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 10:19:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 10:19:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:19:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:33,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:33,697 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:19:33,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:19:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:33,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:33,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:36,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:36,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:38,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:38,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-29 10:19:38,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:19:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 10:19:38,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:38,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:19:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 10:19:38,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:19:38,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:38,975 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:19:38,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:19:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:38,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:38,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:39,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:39,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:39,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:39,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:19:40,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1040 [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:19:40,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:19:40,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:19:40,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:19:40,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:19:40,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:40,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:19:40,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:19:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:19:40,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:19:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:19:40,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:19:40,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:40,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:40,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:40,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:40,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:40,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 10:19:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 282 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:19:40,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:19:40,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:40,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:19:40,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:19:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:19:40,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:19:40,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:19:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:19:40,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:19:40,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-29 10:19:40,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:19:40,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:19:40,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 10:19:40,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:19:40,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:19:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:19:40,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:40,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:19:40,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:19:40,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:40,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:19:40,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:19:40,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:19:40,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:40,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:40,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:40,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:40,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 10:19:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:40,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:40,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:40,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 10:19:40,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:40,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 10:19:40,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:40,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-29 10:19:40,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:40,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:41,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:41,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:41,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:41,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 10:19:41,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:41,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:19:41,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:41,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:41,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:41,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:41,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:41,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:41,296 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:19:41,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:41,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:41,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:41,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:19:41,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:41,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:19:41,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:41,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:41,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:41,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:41,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:41,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:41,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:41,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:41,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:19:41,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:41,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:41,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:41,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:41,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:41,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:41,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:19:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:41,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:41,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:41,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:19:41,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:41,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:19:41,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:41,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:41,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:41,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:41,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:41,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:41,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:19:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:19:41,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:19:41,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:19:41,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:19:41,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:19:41,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:19:41,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:19:41,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:19:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:19:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:19:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:19:41,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:19:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-29 10:19:41,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [730676050] [2020-10-29 10:19:41,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:19:41,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 10:19:41,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501979327] [2020-10-29 10:19:41,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 10:19:41,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:19:41,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 10:19:41,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-10-29 10:19:41,522 INFO L87 Difference]: Start difference. First operand 762 states and 1166 transitions. Second operand 19 states. [2020-10-29 10:19:43,176 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-29 10:19:43,547 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 10:19:44,632 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:19:46,130 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:19:47,607 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:19:48,992 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-29 10:19:50,491 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 445 [2020-10-29 10:19:51,893 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-29 10:19:56,796 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-29 10:19:57,153 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-29 10:19:57,572 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 10:19:59,074 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-29 10:20:00,430 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-29 10:20:01,816 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:20:03,229 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-29 10:20:04,666 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 449 [2020-10-29 10:20:05,877 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-29 10:20:21,387 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-29 10:20:21,796 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 10:20:40,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:20:40,261 INFO L93 Difference]: Finished difference Result 1846 states and 3034 transitions. [2020-10-29 10:20:40,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-29 10:20:40,262 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 161 [2020-10-29 10:20:40,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:20:40,276 INFO L225 Difference]: With dead ends: 1846 [2020-10-29 10:20:40,276 INFO L226 Difference]: Without dead ends: 1137 [2020-10-29 10:20:40,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 829 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=614, Invalid=2808, Unknown=0, NotChecked=0, Total=3422 [2020-10-29 10:20:40,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states. [2020-10-29 10:20:40,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 798. [2020-10-29 10:20:40,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 798 states. [2020-10-29 10:20:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 1212 transitions. [2020-10-29 10:20:40,587 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 1212 transitions. Word has length 161 [2020-10-29 10:20:40,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:20:40,588 INFO L481 AbstractCegarLoop]: Abstraction has 798 states and 1212 transitions. [2020-10-29 10:20:40,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 10:20:40,588 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1212 transitions. [2020-10-29 10:20:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-29 10:20:40,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:20:40,592 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:20:40,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 10:20:40,593 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]=== [2020-10-29 10:20:40,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:20:40,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1656445424, now seen corresponding path program 1 times [2020-10-29 10:20:40,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:20:40,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [321222830] [2020-10-29 10:20:40,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:20:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:40,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:40,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:40,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:40,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:41,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:42,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:42,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:43,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:43,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:43,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:43,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:45,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:45,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-29 10:20:45,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 10:20:45,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-29 10:20:45,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:45,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:45,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:20:45,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-29 10:20:45,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:20:45,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,064 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 439 [2020-10-29 10:20:47,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:20:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:20:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:20:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:20:47,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:20:47,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:20:47,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:20:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 10:20:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:20:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:20:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 10:20:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 10:20:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:20:47,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:47,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 10:20:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:47,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:47,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:47,499 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:20:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:20:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:47,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:47,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:48,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:48,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:51,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:51,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:52,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 10:20:52,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:20:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:52,743 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:20:52,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:20:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:52,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:52,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:53,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 10:20:53,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:20:53,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 778 [2020-10-29 10:20:53,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:53,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:53,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:20:53,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:20:53,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:20:53,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:53,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:53,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:53,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:20:53,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:20:53,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:20:53,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:53,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:20:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:20:53,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:53,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:20:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:53,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:53,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 10:20:53,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:20:53,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-29 10:20:53,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:53,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:53,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:20:53,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:20:53,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:20:53,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:53,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:20:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:53,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:53,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:20:53,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:53,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:20:53,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:53,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:53,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:20:53,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:53,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:20:53,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:53,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:53,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:53,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:20:53,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:53,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:53,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:53,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:53,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:53,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:53,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:53,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:53,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 10:20:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:53,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:53,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 633 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 10:20:54,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:54,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:54,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:20:54,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:54,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:20:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:54,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 10:20:54,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:20:54,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-29 10:20:54,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:20:54,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 10:20:54,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 10:20:54,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:54,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:20:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:54,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:20:54,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:20:54,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:54,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:54,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:20:54,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:54,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:20:54,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:20:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:20:54,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:54,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 10:20:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:54,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:54,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:54,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:54,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:54,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:54,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 10:20:54,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:54,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:20:54,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:54,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:54,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:54,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:54,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:54,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:55,241 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:20:55,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:55,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:55,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:55,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:20:55,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:55,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:55,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:55,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:55,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:55,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:55,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:55,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:55,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:55,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:55,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:55,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:55,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:20:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:55,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:55,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:55,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 10:20:55,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:55,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:55,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:20:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:20:55,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:20:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:20:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:20:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:20:55,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:20:55,387 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-29 10:20:55,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [321222830] [2020-10-29 10:20:55,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:20:55,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-29 10:20:55,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074221805] [2020-10-29 10:20:55,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 10:20:55,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:20:55,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 10:20:55,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2020-10-29 10:20:55,390 INFO L87 Difference]: Start difference. First operand 798 states and 1212 transitions. Second operand 21 states. [2020-10-29 10:20:56,762 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-29 10:20:57,152 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 10:20:58,282 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:20:59,785 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:21:01,199 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:21:02,610 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-29 10:21:04,023 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-29 10:21:05,484 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-29 10:21:06,890 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 446