/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:31:55,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:31:55,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:31:55,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:31:55,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:31:55,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:31:55,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:31:55,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:31:55,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:31:55,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:31:55,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:31:55,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:31:55,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:31:55,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:31:55,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:31:55,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:31:55,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:31:55,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:31:55,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:31:55,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:31:55,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:31:55,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:31:55,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:31:55,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:31:55,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:31:55,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:31:55,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:31:55,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:31:55,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:31:55,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:31:55,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:31:55,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:31:55,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:31:55,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:31:55,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:31:55,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:31:55,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:31:55,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:31:55,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:31:55,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:31:55,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:31:55,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 15:31:55,698 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:31:55,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:31:55,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:31:55,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:31:55,703 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:31:55,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:31:55,704 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:31:55,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:31:55,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:31:55,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:31:55,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:31:55,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:31:55,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:31:55,706 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:31:55,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:31:55,706 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:31:55,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:31:55,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:31:55,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:31:55,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:31:55,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:31:55,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:31:55,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:31:55,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:31:55,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:31:55,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:31:55,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:31:55,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:31:55,709 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:31:55,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:31:56,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:31:56,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:31:56,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:31:56,147 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:31:56,147 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:31:56,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product21.cil.c [2020-10-28 15:31:56,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1749221ef/5cb5524dac8e4c08a8c4d10dcbeeb1c3/FLAGb17aecf44 [2020-10-28 15:31:57,006 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:31:57,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product21.cil.c [2020-10-28 15:31:57,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1749221ef/5cb5524dac8e4c08a8c4d10dcbeeb1c3/FLAGb17aecf44 [2020-10-28 15:31:57,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1749221ef/5cb5524dac8e4c08a8c4d10dcbeeb1c3 [2020-10-28 15:31:57,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:31:57,175 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:31:57,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:31:57,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:31:57,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:31:57,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:31:57" (1/1) ... [2020-10-28 15:31:57,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd85d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:57, skipping insertion in model container [2020-10-28 15:31:57,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:31:57" (1/1) ... [2020-10-28 15:31:57,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:31:57,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:31:58,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:31:58,089 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:31:58,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:31:58,391 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:31:58,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58 WrapperNode [2020-10-28 15:31:58,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:31:58,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:31:58,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:31:58,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:31:58,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... [2020-10-28 15:31:58,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:31:58,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:31:58,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:31:58,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:31:58,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:31:58,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:31:58,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:31:58,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:31:58,684 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:31:58,684 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:31:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:31:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:31:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-28 15:31:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:31:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:31:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:31:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:31:58,687 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:31:58,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:31:58,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-28 15:31:58,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:31:58,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:31:58,688 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:31:58,688 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-28 15:31:58,688 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:31:58,688 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:31:58,688 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:31:58,688 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:31:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:31:58,690 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:31:58,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:31:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:31:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:31:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:31:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:31:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:31:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:31:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:31:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:31:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:31:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:31:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:31:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:31:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:31:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:31:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:31:58,696 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:31:58,696 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:31:58,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:31:58,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:31:58,696 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:31:58,696 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:31:58,697 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:31:58,697 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:31:58,697 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:31:58,697 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:31:58,697 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:31:58,698 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:31:58,698 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:31:58,698 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:31:58,698 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:31:58,698 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:31:58,698 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:31:58,703 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:31:58,703 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:31:58,703 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:31:58,703 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:31:58,703 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:31:58,703 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:31:58,704 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:31:58,705 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:31:58,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:31:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-28 15:31:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:31:58,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:31:58,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:31:58,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:32:01,636 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:32:01,636 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:32:01,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:32:01 BoogieIcfgContainer [2020-10-28 15:32:01,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:32:01,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:32:01,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:32:01,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:32:01,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:31:57" (1/3) ... [2020-10-28 15:32:01,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b386d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:32:01, skipping insertion in model container [2020-10-28 15:32:01,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:31:58" (2/3) ... [2020-10-28 15:32:01,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b386d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:32:01, skipping insertion in model container [2020-10-28 15:32:01,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:32:01" (3/3) ... [2020-10-28 15:32:01,653 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product21.cil.c [2020-10-28 15:32:01,666 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:32:01,673 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:32:01,687 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:32:01,738 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:32:01,739 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:32:01,739 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:32:01,739 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:32:01,739 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:32:01,739 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:32:01,739 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:32:01,739 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:32:01,791 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states. [2020-10-28 15:32:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-28 15:32:01,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:32:01,833 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:32:01,833 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:32:01,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:32:01,842 INFO L82 PathProgramCache]: Analyzing trace with hash 755692835, now seen corresponding path program 1 times [2020-10-28 15:32:01,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:32:01,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [257117448] [2020-10-28 15:32:01,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:32:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:02,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:02,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:03,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:07,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:07,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-28 15:32:07,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:07,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5043 [2020-10-28 15:32:07,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:07,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:07,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:07,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 15:32:07,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:07,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:32:08,694 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:32:08,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:08,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:08,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:08,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:08,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:08,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-28 15:32:08,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:08,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:08,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:08,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:08,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:08,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:08,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:32:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:08,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:08,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:08,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:08,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:08,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:08,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:08,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:08,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:32:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:08,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:08,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:08,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:08,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:08,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:08,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:08,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:08,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:08,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:08,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:08,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:08,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:32:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:08,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:08,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:08,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:08,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:08,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:08,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:08,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:08,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:08,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:08,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:08,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:08,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:32:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:08,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:08,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:08,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:32:08,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:08,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:08,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:08,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:08,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:08,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:08,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:32:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:08,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:08,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:08,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:08,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:08,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:08,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:08,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:08,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:08,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:08,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:08,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:09,126 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:32:09,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:09,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:09,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:12,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:14,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-28 15:32:14,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:32:14,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 15:32:14,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:14,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:14,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:32:14,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 15:32:14,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 15:32:14,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:14,422 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:32:14,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:32:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:14,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:14,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:15,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:32:15,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:15,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1235 [2020-10-28 15:32:15,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:15,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:15,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:15,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:15,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:15,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:15,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:15,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:15,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:15,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:15,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:15,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:15,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:15,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:15,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:15,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:32:15,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:15,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:32:15,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:15,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:15,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:15,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:15,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:15,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:15,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:32:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:15,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:15,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:15,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:15,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:15,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:15,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:15,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:15,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:15,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:15,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:15,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:15,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:15,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:15,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:15,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:15,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:15,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:15,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:15,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:32:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:15,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:15,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:17,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:32:17,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:32:17,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1236 [2020-10-28 15:32:17,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:17,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:17,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:17,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:17,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:17,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:17,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:17,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:17,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:17,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:17,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:17,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:17,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:17,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:32:17,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:32:17,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 15:32:17,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:17,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:17,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:17,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:32:17,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:32:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:17,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:17,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:32:17,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:17,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:32:17,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:17,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:17,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:17,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:17,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:17,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:17,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:17,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:17,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:17,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:17,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:17,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:17,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:17,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:17,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:17,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:17,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:17,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 15:32:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:17,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:17,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:22,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 15:32:22,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:32:22,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:22,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:22,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:32:22,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 15:32:22,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 15:32:22,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:22,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:22,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:22,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 15:32:27,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:32:27,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 15:32:27,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:32:27,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 15:32:27,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 15:32:27,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:32:27,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 15:32:27,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:27,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 15:32:27,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 15:32:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:27,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:27,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:32:27,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:32:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:27,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 15:32:27,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:27,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:27,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 15:32:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:32:27,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 15:32:27,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:32:27,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:32:27,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:32:27,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:32:27,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:32:27,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:27,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:32:27,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:32:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:32:27,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:32:27,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:32:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:32:27,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:32:27,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 15:32:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:32:27,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:32:27,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:32:27,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:27,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:32:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:32:27,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:32:27,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 15:32:27,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:27,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:32:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:32:27,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:32:27,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:32:27,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:32:27,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:32:27,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:32:27,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:32:27,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:32:27,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:32:27,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:32:27,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:32:27,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:32:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-28 15:32:27,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [257117448] [2020-10-28 15:32:27,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:32:27,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 15:32:27,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996172176] [2020-10-28 15:32:27,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 15:32:27,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:32:27,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 15:32:27,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-10-28 15:32:27,899 INFO L87 Difference]: Start difference. First operand 778 states. Second operand 12 states. [2020-10-28 15:32:29,626 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-28 15:32:33,495 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-28 15:32:34,206 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-28 15:32:37,156 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:32:37,647 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 15:32:54,134 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-28 15:32:55,465 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 425 [2020-10-28 15:32:56,675 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-28 15:32:57,188 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-28 15:32:59,604 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 429 DAG size of output: 422 [2020-10-28 15:33:02,943 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-28 15:33:08,550 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-28 15:33:26,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:33:26,173 INFO L93 Difference]: Finished difference Result 2932 states and 5165 transitions. [2020-10-28 15:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-28 15:33:26,176 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 156 [2020-10-28 15:33:26,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:33:26,245 INFO L225 Difference]: With dead ends: 2932 [2020-10-28 15:33:26,246 INFO L226 Difference]: Without dead ends: 2361 [2020-10-28 15:33:26,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=313, Invalid=947, Unknown=0, NotChecked=0, Total=1260 [2020-10-28 15:33:26,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2361 states. [2020-10-28 15:33:26,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2361 to 1480. [2020-10-28 15:33:26,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1480 states. [2020-10-28 15:33:26,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1480 states and 2416 transitions. [2020-10-28 15:33:26,971 INFO L78 Accepts]: Start accepts. Automaton has 1480 states and 2416 transitions. Word has length 156 [2020-10-28 15:33:26,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:33:26,974 INFO L481 AbstractCegarLoop]: Abstraction has 1480 states and 2416 transitions. [2020-10-28 15:33:26,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 15:33:26,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2416 transitions. [2020-10-28 15:33:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-28 15:33:26,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:33:26,994 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:33:26,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:33:26,995 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:33:26,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:33:26,996 INFO L82 PathProgramCache]: Analyzing trace with hash 984775725, now seen corresponding path program 1 times [2020-10-28 15:33:26,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:33:26,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1694518990] [2020-10-28 15:33:26,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:33:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:27,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:27,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:27,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:27,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:27,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:27,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:28,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:28,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:32,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:32,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-28 15:33:32,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:33:32,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-28 15:33:32,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:32,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:32,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:32,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:33:32,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:33:32,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:33,374 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:33:33,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:33,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:33,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:33,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 15:33:33,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:33,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:33,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:33,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:33:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:33,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:33,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:33,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:33,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:33,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:33,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:33,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:33,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:33,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:33,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:33:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:33,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:33,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:33,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:33,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:33,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:33,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:33,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:33,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:33:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:33,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:33,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:33,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:33,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:33,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:33,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:33,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:33,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:33,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:33,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:33:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:33,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:33:33,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:33,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:33,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:33,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:33,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:33,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:33:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:33,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:33,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:33,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:33,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:33,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:33,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:33,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:33,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:33,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:33,814 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:33:33,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:33,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:33,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:34,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:34,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:34,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:34,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:34,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:38,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:38,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-28 15:33:38,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:33:38,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-28 15:33:38,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:38,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:38,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:38,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-28 15:33:38,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:33:38,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:39,099 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:33:39,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:33:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:39,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:39,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:39,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:39,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:39,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:39,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:40,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:33:40,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:40,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 979 [2020-10-28 15:33:40,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:40,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:40,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:40,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:40,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:40,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:40,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:40,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:40,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:40,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:40,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:40,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:40,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:40,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:33:40,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:40,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 15:33:40,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:40,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:40,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:40,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:40,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:40,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:40,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:33:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:40,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:40,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:40,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:40,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:40,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:40,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:40,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:40,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:40,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:40,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:40,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:40,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:40,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:40,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:40,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:40,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:40,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:40,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:40,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:40,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:40,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:40,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:33:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:40,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:40,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 15:33:41,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:33:41,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 862 [2020-10-28 15:33:41,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:33:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:33:41,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:41,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:33:41,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:33:41,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:41,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:41,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:33:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 15:33:41,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:33:41,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:33:41,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:33:41,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 15:33:41,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:33:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:33:41,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:33:41,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:33:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:33:41,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:41,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:41,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:41,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:41,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:41,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:41,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:41,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:41,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:41,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:41,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 15:33:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:41,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:41,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:45,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:46,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 15:33:46,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:46,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:33:46,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:46,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:46,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:46,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-28 15:33:46,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:46,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:46,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:46,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:46,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 15:33:51,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:33:51,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 15:33:51,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:33:51,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:33:51,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 15:33:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:33:51,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:51,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:51,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:51,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:33:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:33:51,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:33:51,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:33:51,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:51,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:33:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:33:51,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:51,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 15:33:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:33:51,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:33:51,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:33:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:33:51,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:33:51,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:33:51,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:33:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:33:51,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:33:51,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:33:51,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:33:51,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:33:51,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:33:51,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:33:51,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:33:51,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:33:51,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:33:51,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:33:51,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:33:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:33:51,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1694518990] [2020-10-28 15:33:51,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:33:51,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:33:51,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45971578] [2020-10-28 15:33:51,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:33:51,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:33:51,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:33:51,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:33:51,510 INFO L87 Difference]: Start difference. First operand 1480 states and 2416 transitions. Second operand 10 states. [2020-10-28 15:33:53,777 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:33:56,894 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:34:17,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:34:17,374 INFO L93 Difference]: Finished difference Result 3486 states and 5998 transitions. [2020-10-28 15:34:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:34:17,377 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 159 [2020-10-28 15:34:17,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:34:17,397 INFO L225 Difference]: With dead ends: 3486 [2020-10-28 15:34:17,397 INFO L226 Difference]: Without dead ends: 2031 [2020-10-28 15:34:17,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:34:17,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2031 states. [2020-10-28 15:34:17,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2031 to 1480. [2020-10-28 15:34:17,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1480 states. [2020-10-28 15:34:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1480 states and 2411 transitions. [2020-10-28 15:34:17,876 INFO L78 Accepts]: Start accepts. Automaton has 1480 states and 2411 transitions. Word has length 159 [2020-10-28 15:34:17,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:34:17,876 INFO L481 AbstractCegarLoop]: Abstraction has 1480 states and 2411 transitions. [2020-10-28 15:34:17,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:34:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2411 transitions. [2020-10-28 15:34:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-28 15:34:17,882 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:34:17,883 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:34:17,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:34:17,883 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:34:17,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:34:17,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1451078291, now seen corresponding path program 1 times [2020-10-28 15:34:17,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:34:17,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [655585488] [2020-10-28 15:34:17,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:34:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:17,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:18,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:19,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:20,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:22,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:22,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-28 15:34:22,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:34:22,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 15:34:22,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:22,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:22,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:22,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-28 15:34:22,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:34:22,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,313 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:34:24,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:34:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:24,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:24,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 15:34:24,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:24,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:24,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:24,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:34:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:24,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:24,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:24,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:24,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:24,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:24,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:34:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:24,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:24,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:34:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:24,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:24,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:34:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:34:24,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:24,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:34:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:24,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:24,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:24,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:24,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:24,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:24,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:24,713 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:34:24,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:34:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:24,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:24,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:25,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-28 15:34:29,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:34:29,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:29,961 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:34:29,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:34:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:29,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:29,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:30,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:30,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:30,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1147 [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:31,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:31,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:31,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:34:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:34:31,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 15:34:31,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:34:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:31,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:34:31,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:31,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:31,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:31,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:31,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 15:34:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:31,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:31,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 883 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:34:32,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:32,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:32,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:32,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:32,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:32,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:34:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:32,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:32,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:34:32,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:32,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 15:34:32,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:32,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:32,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:34:32,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:34:32,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:34:32,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:32,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:34:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:32,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:34:32,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:32,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:32,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:32,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:32,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:32,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:32,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:32,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 15:34:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:32,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:32,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:36,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:37,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-28 15:34:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:37,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:37,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:37,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 15:34:42,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:34:42,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4976 [2020-10-28 15:34:42,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 15:34:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:42,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:42,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:34:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:34:42,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:34:42,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:34:42,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:42,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:34:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:34:42,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:42,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 15:34:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:34:42,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:34:42,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:34:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:34:42,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:34:42,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:34:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:34:42,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:34:42,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:34:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:34:42,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:34:42,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:34:42,439 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:34:42,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [655585488] [2020-10-28 15:34:42,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:34:42,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 15:34:42,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733866303] [2020-10-28 15:34:42,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:34:42,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:34:42,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:34:42,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:34:42,441 INFO L87 Difference]: Start difference. First operand 1480 states and 2411 transitions. Second operand 10 states. [2020-10-28 15:34:44,697 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:34:47,026 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 15:35:02,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:35:02,074 INFO L93 Difference]: Finished difference Result 3486 states and 5988 transitions. [2020-10-28 15:35:02,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 15:35:02,074 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2020-10-28 15:35:02,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:35:02,090 INFO L225 Difference]: With dead ends: 3486 [2020-10-28 15:35:02,091 INFO L226 Difference]: Without dead ends: 2031 [2020-10-28 15:35:02,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:35:02,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2031 states. [2020-10-28 15:35:02,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2031 to 1480. [2020-10-28 15:35:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1480 states. [2020-10-28 15:35:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1480 states and 2406 transitions. [2020-10-28 15:35:02,502 INFO L78 Accepts]: Start accepts. Automaton has 1480 states and 2406 transitions. Word has length 161 [2020-10-28 15:35:02,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:35:02,503 INFO L481 AbstractCegarLoop]: Abstraction has 1480 states and 2406 transitions. [2020-10-28 15:35:02,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 15:35:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2406 transitions. [2020-10-28 15:35:02,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-28 15:35:02,509 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:35:02,509 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:35:02,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:35:02,509 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 15:35:02,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:35:02,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1989947191, now seen corresponding path program 1 times [2020-10-28 15:35:02,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:35:02,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [580995474] [2020-10-28 15:35:02,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:35:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:02,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:02,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:02,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:02,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:02,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:03,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:03,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:06,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:07,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:07,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-28 15:35:07,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:35:07,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:35:07,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:07,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 15:35:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:35:07,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:08,809 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-28 15:35:08,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:08,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:08,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:08,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:08,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-28 15:35:08,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:08,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:08,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:08,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:08,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:08,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:35:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:08,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:08,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:08,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:08,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:08,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:08,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:08,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:08,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:08,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:35:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:08,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:08,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:08,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:08,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:08,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:35:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:08,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:08,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:08,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:08,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:35:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:08,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:08,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:35:08,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:08,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:08,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:08,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:08,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:08,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:08,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:08,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:08,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 15:35:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:08,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:08,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:08,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:08,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:08,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:09,201 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 15:35:09,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 15:35:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:09,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:09,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:09,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:09,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:09,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:09,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:09,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 178 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:35:14,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,404 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 15:35:14,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:35:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:35:14,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 521 [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:35:14,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:14,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:14,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:14,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:14,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:14,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:14,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:35:14,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:14,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 15:35:14,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:14,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:35:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:35:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 15:35:14,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:35:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:35:15,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 15:35:15,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:15,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:15,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 15:35:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 15:35:15,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 351 [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:35:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:35:15,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:35:15,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 31 [2020-10-28 15:35:15,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:35:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:15,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:15,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:15,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:15,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:15,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:15,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:15,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:15,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:15,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:15,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 15:35:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:15,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:15,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:19,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:20,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:20,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:20,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:20,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:20,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:20,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:20,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:20,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:20,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 15:35:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:35:25,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:25,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 15:35:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:35:25,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:25,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 15:35:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:35:25,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:25,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 15:35:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:35:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:35:25,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:35:25,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:35:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:35:25,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:35:25,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:35:25,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:35:25,776 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-28 15:35:25,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [580995474] [2020-10-28 15:35:25,776 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:35:25,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 15:35:25,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569277041] [2020-10-28 15:35:25,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 15:35:25,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:35:25,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 15:35:25,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 15:35:25,778 INFO L87 Difference]: Start difference. First operand 1480 states and 2406 transitions. Second operand 10 states. [2020-10-28 15:35:27,986 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:35:30,690 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-28 15:35:31,860 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-28 15:35:33,203 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 127