/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=SHALLOWEST --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_spec14_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:09:24,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:09:24,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:09:24,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:09:24,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:09:24,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:09:24,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:09:24,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:09:24,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:09:24,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:09:24,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:09:24,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:09:24,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:09:24,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:09:24,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:09:24,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:09:24,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:09:24,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:09:24,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:09:24,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:09:24,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:09:24,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:09:24,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:09:24,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:09:24,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:09:24,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:09:24,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:09:24,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:09:24,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:09:24,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:09:24,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:09:24,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:09:24,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:09:24,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:09:24,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:09:24,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:09:24,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:09:24,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:09:24,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:09:24,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:09:24,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:09:24,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 02:09:24,653 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:09:24,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:09:24,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:09:24,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:09:24,655 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:09:24,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:09:24,656 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:09:24,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:09:24,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:09:24,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:09:24,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:09:24,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:09:24,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:09:24,657 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:09:24,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:09:24,658 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:09:24,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:09:24,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:09:24,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:09:24,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:09:24,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:09:24,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:09:24,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:09:24,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:09:24,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:09:24,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:09:24,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:09:24,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:09:24,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:09:24,661 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:09:25,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:09:25,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:09:25,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:09:25,070 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:09:25,071 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:09:25,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2020-10-27 02:09:25,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d03510b2/1972dd1b985f4ca9a70321dd7c42ad98/FLAG2e57d22a9 [2020-10-27 02:09:26,048 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:09:26,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_productSimulator.cil.c [2020-10-27 02:09:26,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d03510b2/1972dd1b985f4ca9a70321dd7c42ad98/FLAG2e57d22a9 [2020-10-27 02:09:26,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d03510b2/1972dd1b985f4ca9a70321dd7c42ad98 [2020-10-27 02:09:26,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:09:26,230 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:09:26,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:09:26,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:09:26,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:09:26,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:09:26" (1/1) ... [2020-10-27 02:09:26,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510d92fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:26, skipping insertion in model container [2020-10-27 02:09:26,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:09:26" (1/1) ... [2020-10-27 02:09:26,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:09:26,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:09:27,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:09:27,302 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:09:27,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:09:27,615 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:09:27,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27 WrapperNode [2020-10-27 02:09:27,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:09:27,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:09:27,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:09:27,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:09:27,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... [2020-10-27 02:09:27,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:09:27,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:09:27,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:09:27,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:09:27,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:09:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:09:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:09:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:09:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:09:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:09:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:09:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:09:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:09:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:09:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:09:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:09:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:09:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:09:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:09:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:09:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:09:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:09:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:09:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:09:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:09:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:09:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:09:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:09:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:09:27,942 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:09:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:09:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:09:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:09:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:09:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:09:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:09:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:09:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:09:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:09:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:09:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:09:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:09:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:09:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:09:27,945 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:09:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:09:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:09:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-27 02:09:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-27 02:09:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:09:27,946 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-27 02:09:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-27 02:09:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:09:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-27 02:09:27,947 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-27 02:09:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-27 02:09:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-27 02:09:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:09:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:09:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:09:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:09:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:09:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:09:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:09:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:09:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:09:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:09:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-27 02:09:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-27 02:09:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-27 02:09:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-27 02:09:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:09:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:09:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:09:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-27 02:09:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-27 02:09:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-27 02:09:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-27 02:09:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:09:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:09:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:09:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-27 02:09:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-27 02:09:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:09:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-27 02:09:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-27 02:09:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:09:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:09:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:09:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:09:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:09:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:09:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:09:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:09:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:09:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:09:27,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:09:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:09:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:09:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:09:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:09:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:09:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:09:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:09:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:09:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:09:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:09:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:09:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:09:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:09:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:09:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:09:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:09:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:09:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:09:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:09:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:09:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:09:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:09:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:09:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:09:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:09:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:09:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:09:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:09:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:09:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:09:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:09:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:09:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:09:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:09:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:09:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:09:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:09:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:09:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:09:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:09:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:09:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:09:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:09:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:09:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:09:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:09:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:09:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:09:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:09:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:09:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:09:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:09:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:09:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:09:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:09:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:09:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:09:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:09:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-27 02:09:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-27 02:09:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-27 02:09:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-27 02:09:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:09:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:09:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:09:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-27 02:09:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-27 02:09:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-27 02:09:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-27 02:09:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:09:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:09:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-27 02:09:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-27 02:09:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-27 02:09:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-27 02:09:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-27 02:09:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:09:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:09:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:09:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:09:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:09:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:09:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:09:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:09:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:09:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:09:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:09:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:09:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:09:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:09:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:09:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:09:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:09:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:09:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:09:30,388 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:09:30,388 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:09:30,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:09:30 BoogieIcfgContainer [2020-10-27 02:09:30,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:09:30,394 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:09:30,394 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:09:30,398 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:09:30,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:09:26" (1/3) ... [2020-10-27 02:09:30,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d05e71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:09:30, skipping insertion in model container [2020-10-27 02:09:30,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:09:27" (2/3) ... [2020-10-27 02:09:30,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d05e71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:09:30, skipping insertion in model container [2020-10-27 02:09:30,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:09:30" (3/3) ... [2020-10-27 02:09:30,401 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_productSimulator.cil.c [2020-10-27 02:09:30,414 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:09:30,420 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:09:30,434 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:09:30,469 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:09:30,469 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:09:30,469 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:09:30,470 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:09:30,470 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:09:30,470 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:09:30,470 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:09:30,470 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:09:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states. [2020-10-27 02:09:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-27 02:09:30,528 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:09:30,529 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:09:30,530 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:09:30,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:09:30,536 INFO L82 PathProgramCache]: Analyzing trace with hash -787511263, now seen corresponding path program 1 times [2020-10-27 02:09:30,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:09:30,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1905538566] [2020-10-27 02:09:30,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:09:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:31,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:31,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:31,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:31,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:34,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:36,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:36,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 02:09:36,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:36,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5081 [2020-10-27 02:09:36,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:36,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:09:36,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:36,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-27 02:09:36,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:09:37,395 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 02:09:37,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 179 [2020-10-27 02:09:37,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:09:37,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:09:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:37,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:37,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:37,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:09:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:09:37,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 02:09:37,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 02:09:37,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:37,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:37,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:37,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:09:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:37,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:37,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:37,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:09:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:37,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:37,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:37,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:09:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:37,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:09:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:37,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:37,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:37,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:37,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:09:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:37,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:09:37,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:09:37,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:09:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:37,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:37,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:37,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:37,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:37,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:37,941 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:09:37,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 02:09:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:37,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:37,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:38,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:38,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:38,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:09:39,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:39,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1182 [2020-10-27 02:09:39,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:39,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:09:39,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:39,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:39,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:09:39,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:09:39,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:09:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:09:39,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:39,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 02:09:39,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:39,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:09:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:39,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:39,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,505 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:09:39,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 02:09:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:09:39,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 02:09:39,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:09:39,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:39,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:39,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:39,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:39,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:39,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:09:39,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 02:09:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:09:39,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:39,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:09:39,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:39,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:39,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:39,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 02:09:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:39,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:39,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:39,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:09:39,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 02:09:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:39,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:39,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:39,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 02:09:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:39,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:39,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:39,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:39,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:39,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:39,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:39,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:39,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:39,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:39,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 02:09:39,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1905538566] [2020-10-27 02:09:39,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:09:39,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 02:09:39,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871468645] [2020-10-27 02:09:39,785 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 02:09:39,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:09:39,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 02:09:39,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-27 02:09:39,803 INFO L87 Difference]: Start difference. First operand 894 states. Second operand 11 states. [2020-10-27 02:09:41,755 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-27 02:09:42,090 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-27 02:09:42,495 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-27 02:09:43,010 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 02:09:45,012 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-27 02:09:52,434 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:09:54,115 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:10:06,384 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:10:09,729 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:10:11,221 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 02:10:33,456 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:10:53,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:10:53,434 INFO L93 Difference]: Finished difference Result 3946 states and 7085 transitions. [2020-10-27 02:10:53,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 02:10:53,437 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-10-27 02:10:53,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:10:53,518 INFO L225 Difference]: With dead ends: 3946 [2020-10-27 02:10:53,518 INFO L226 Difference]: Without dead ends: 3176 [2020-10-27 02:10:53,536 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=290, Invalid=832, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 02:10:53,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2020-10-27 02:10:54,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 2232. [2020-10-27 02:10:54,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2232 states. [2020-10-27 02:10:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 2232 states and 3586 transitions. [2020-10-27 02:10:54,525 INFO L78 Accepts]: Start accepts. Automaton has 2232 states and 3586 transitions. Word has length 121 [2020-10-27 02:10:54,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:10:54,526 INFO L481 AbstractCegarLoop]: Abstraction has 2232 states and 3586 transitions. [2020-10-27 02:10:54,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 02:10:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 3586 transitions. [2020-10-27 02:10:54,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-27 02:10:54,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:10:54,541 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:10:54,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:10:54,541 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:10:54,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:10:54,542 INFO L82 PathProgramCache]: Analyzing trace with hash -42819385, now seen corresponding path program 1 times [2020-10-27 02:10:54,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:10:54,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2075821746] [2020-10-27 02:10:54,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:10:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:10:54,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:54,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:54,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:55,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:55,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:58,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:10:59,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:10:59,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-27 02:10:59,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:10:59,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-27 02:10:59,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:10:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 02:10:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:10:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 177 [2020-10-27 02:10:59,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,048 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 02:11:01,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:11:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-27 02:11:01,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:01,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:11:01,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:11:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:01,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:11:01,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:11:01,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:11:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 02:11:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:11:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:01,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:11:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:01,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:01,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:11:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:01,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:01,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:11:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:01,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:01,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:11:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:01,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:11:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:11:01,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:11:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:01,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:11:01,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:01,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:01,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:11:01,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:01,553 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:11:01,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 02:11:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:01,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:01,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:02,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:11:02,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:11:02,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 599 [2020-10-27 02:11:02,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:02,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:02,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:02,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:11:02,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:02,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:02,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:02,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:02,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:02,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:11:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:02,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:02,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:11:02,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:11:02,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 02:11:02,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:02,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:02,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:02,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:11:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:02,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:02,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:11:02,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:02,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:02,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:02,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:02,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:02,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:02,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:02,484 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:11:02,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 02:11:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:02,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:02,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:03,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:03,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:07,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:07,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-27 02:11:07,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:11:07,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 02:11:07,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:07,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 02:11:07,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:11:07,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 02:11:07,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:07,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:07,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:07,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:11:07,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:07,804 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:11:07,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:11:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:07,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:07,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:08,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:08,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-27 02:11:12,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:11:12,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:11:12,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:11:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:11:12,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 02:11:12,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:11:12,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:11:12,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:12,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:11:12,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:11:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 02:11:12,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:12,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:12,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:12,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:11:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:11:12,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:12,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:12,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:11:12,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:12,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:12,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:12,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 02:11:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:11:12,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:11:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:11:12,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:12,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:12,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:11:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:11:12,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:12,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:12,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:12,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:12,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:11:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:12,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:12,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:12,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:11:12,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:12,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:11:12,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:12,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:11:12,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:12,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:11:12,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:13,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 02:11:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:13,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:13,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:13,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:11:13,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:13,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:11:13,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:13,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:13,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:11:13,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:13,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:13,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:11:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:13,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:13,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:13,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:11:13,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:13,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:13,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:13,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:13,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:11:13,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:13,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:13,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 02:11:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:13,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:13,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:13,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:13,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:13,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:13,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:13,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:13,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:11:13,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 02:11:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:13,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:13,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:13,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:13,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:13,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:11:13,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:13,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:13,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:13,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:13,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:13,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-27 02:11:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:11:13,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:11:13,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:11:13,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:11:13,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:11:13,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:11:13,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:11:13,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:11:13,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:11:13,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:11:13,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:11:13,256 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-10-27 02:11:13,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2075821746] [2020-10-27 02:11:13,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:11:13,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 02:11:13,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998468836] [2020-10-27 02:11:13,261 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 02:11:13,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:11:13,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 02:11:13,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2020-10-27 02:11:13,264 INFO L87 Difference]: Start difference. First operand 2232 states and 3586 transitions. Second operand 15 states. [2020-10-27 02:11:15,542 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-27 02:11:15,852 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-27 02:11:16,231 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-27 02:11:16,789 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-27 02:11:18,734 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-27 02:11:19,764 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-27 02:11:24,146 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-27 02:11:25,895 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:11:26,102 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:11:26,327 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:11:26,594 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:11:27,792 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-27 02:11:31,738 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:11:35,426 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 426 [2020-10-27 02:11:38,343 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 431 DAG size of output: 429 [2020-10-27 02:11:38,697 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 02:11:39,311 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2020-10-27 02:11:39,786 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:11:40,054 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:11:41,745 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 02:11:44,118 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:11:44,320 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:11:44,520 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:11:44,719 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:11:57,813 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-27 02:11:58,404 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 02:12:04,236 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:12:13,670 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-27 02:12:13,879 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-27 02:12:14,121 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 02:12:38,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:12:38,789 INFO L93 Difference]: Finished difference Result 12201 states and 22359 transitions. [2020-10-27 02:12:38,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-27 02:12:38,791 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 178 [2020-10-27 02:12:38,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:12:38,901 INFO L225 Difference]: With dead ends: 12201 [2020-10-27 02:12:38,902 INFO L226 Difference]: Without dead ends: 10022 [2020-10-27 02:12:38,933 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 16.0s TimeCoverageRelationStatistics Valid=799, Invalid=3107, Unknown=0, NotChecked=0, Total=3906 [2020-10-27 02:12:38,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10022 states. [2020-10-27 02:12:41,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10022 to 6529. [2020-10-27 02:12:41,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6529 states. [2020-10-27 02:12:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6529 states to 6529 states and 10541 transitions. [2020-10-27 02:12:41,276 INFO L78 Accepts]: Start accepts. Automaton has 6529 states and 10541 transitions. Word has length 178 [2020-10-27 02:12:41,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:12:41,277 INFO L481 AbstractCegarLoop]: Abstraction has 6529 states and 10541 transitions. [2020-10-27 02:12:41,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 02:12:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 6529 states and 10541 transitions. [2020-10-27 02:12:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-27 02:12:41,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:12:41,285 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:12:41,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:12:41,285 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:12:41,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:12:41,286 INFO L82 PathProgramCache]: Analyzing trace with hash 751551442, now seen corresponding path program 1 times [2020-10-27 02:12:41,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:12:41,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1772102166] [2020-10-27 02:12:41,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:12:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:41,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:41,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:41,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:41,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:42,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:42,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:42,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:43,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:46,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:46,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-27 02:12:46,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:47,909 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 02:12:47,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:12:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:47,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-27 02:12:48,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:48,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:12:48,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:12:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:12:48,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:48,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:12:48,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:12:48,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:12:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 02:12:48,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:12:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:48,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:12:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:48,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 02:12:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:12:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:48,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 02:12:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 02:12:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:12:48,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:12:48,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:48,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:12:48,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:12:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,332 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:12:48,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 02:12:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:12:48,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:12:48,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 401 [2020-10-27 02:12:48,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:48,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:12:48,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:48,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:48,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:12:48,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:12:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:48,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:12:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:48,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:48,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:48,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:48,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:48,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:48,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:48,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:49,138 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-27 02:12:49,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 02:12:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:49,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:49,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:49,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:49,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:53,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:53,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:53,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 02:12:54,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 02:12:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:54,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:54,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:54,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:12:54,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:54,498 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-27 02:12:54,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:12:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:54,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:54,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:55,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-27 02:12:59,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:12:59,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 02:12:59,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:12:59,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 02:12:59,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 02:12:59,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:12:59,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:59,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:12:59,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:59,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:12:59,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:12:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 02:12:59,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:59,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:12:59,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 02:12:59,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:12:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:12:59,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:59,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:12:59,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:12:59,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:12:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:12:59,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:12:59,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:12:59,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:12:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 02:12:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 02:12:59,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:59,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 02:12:59,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:12:59,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:12:59,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:12:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:12:59,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:59,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:12:59,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:59,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:59,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:12:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:12:59,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:12:59,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:12:59,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:12:59,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:12:59,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:12:59,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:12:59,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:12:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:12:59,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:12:59,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:12:59,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:12:59,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:12:59,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:12:59,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:12:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:12:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:12:59,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 02:12:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:13:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:00,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:00,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:00,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:00,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:13:00,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:00,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:13:00,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:00,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:13:00,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 02:13:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:00,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:00,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:13:00,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:00,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:13:00,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:00,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:00,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:13:00,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:00,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:13:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:00,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:00,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:13:00,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:00,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:00,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:00,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:00,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:13:00,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:00,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 02:13:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:00,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:00,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:00,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:00,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:13:00,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:00,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-27 02:13:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:00,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:00,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:00,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 02:13:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:13:00,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:13:00,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:13:00,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:13:00,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:13:00,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:13:00,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:13:00,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:13:00,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:13:00,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:13:00,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:13:00,255 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-27 02:13:00,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1772102166] [2020-10-27 02:13:00,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:13:00,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-27 02:13:00,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038132402] [2020-10-27 02:13:00,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 02:13:00,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:13:00,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 02:13:00,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=485, Unknown=0, NotChecked=0, Total=552 [2020-10-27 02:13:00,258 INFO L87 Difference]: Start difference. First operand 6529 states and 10541 transitions. Second operand 24 states. [2020-10-27 02:13:02,909 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-27 02:13:03,256 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-27 02:13:03,709 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-27 02:13:04,321 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 158