/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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:06:36,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:06:36,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:06:36,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:06:36,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:06:36,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:06:36,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:06:36,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:06:36,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:06:36,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:06:36,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:06:36,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:06:36,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:06:36,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:06:36,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:06:36,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:06:36,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:06:36,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:06:36,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:06:36,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:06:36,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:06:36,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:06:36,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:06:36,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:06:36,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:06:36,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:06:36,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:06:36,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:06:36,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:06:36,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:06:36,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:06:36,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:06:36,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:06:36,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:06:36,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:06:36,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:06:36,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:06:36,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:06:36,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:06:36,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:06:36,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:06:36,755 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 02:06:36,817 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:06:36,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:06:36,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:06:36,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:06:36,823 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:06:36,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:06:36,824 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:06:36,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:06:36,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:06:36,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:06:36,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:06:36,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:06:36,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:06:36,826 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:06:36,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:06:36,827 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:06:36,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:06:36,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:06:36,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:06:36,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:06:36,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:06:36,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:06:36,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:06:36,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:06:36,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:06:36,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:06:36,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:06:36,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:06:36,831 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:06:36,831 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:06:37,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:06:37,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:06:37,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:06:37,322 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:06:37,323 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:06:37,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-27 02:06:37,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/db05eaa87/df59873de956446f845d2fe0b56c0750/FLAG5ca0e2712 [2020-10-27 02:06:38,272 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:06:38,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-27 02:06:38,300 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/db05eaa87/df59873de956446f845d2fe0b56c0750/FLAG5ca0e2712 [2020-10-27 02:06:38,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/db05eaa87/df59873de956446f845d2fe0b56c0750 [2020-10-27 02:06:38,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:06:38,472 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:06:38,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:06:38,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:06:38,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:06:38,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:06:38" (1/1) ... [2020-10-27 02:06:38,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337397c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:38, skipping insertion in model container [2020-10-27 02:06:38,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:06:38" (1/1) ... [2020-10-27 02:06:38,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:06:38,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:06:39,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:06:39,343 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:06:39,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:06:39,573 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:06:39,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39 WrapperNode [2020-10-27 02:06:39,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:06:39,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:06:39,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:06:39,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:06:39,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (1/1) ... [2020-10-27 02:06:39,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:06:39,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:06:39,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:06:39,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:06:39,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (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 02:06:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:06:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:06:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:06:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:06:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:06:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:06:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:06:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:06:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:06:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:06:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:06:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:06:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:06:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:06:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:06:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:06:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:06:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:06:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:06:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:06:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:06:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:06:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:06:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:06:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:06:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:06:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:06:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:06:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:06:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:06:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:06:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:06:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:06:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:06:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:06:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:06:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:06:39,852 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:06:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:06:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:06:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:06:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:06:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:06:39,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:06:39,854 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:06:39,855 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:06:39,856 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:06:39,857 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:06:39,858 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:06:39,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:06:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:06:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:06:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:06:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:06:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:06:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:06:42,154 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:06:42,154 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:06:42,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:06:42 BoogieIcfgContainer [2020-10-27 02:06:42,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:06:42,169 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:06:42,169 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:06:42,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:06:42,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:06:38" (1/3) ... [2020-10-27 02:06:42,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623ea08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:06:42, skipping insertion in model container [2020-10-27 02:06:42,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:06:39" (2/3) ... [2020-10-27 02:06:42,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623ea08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:06:42, skipping insertion in model container [2020-10-27 02:06:42,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:06:42" (3/3) ... [2020-10-27 02:06:42,186 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product11.cil.c [2020-10-27 02:06:42,218 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:06:42,232 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:06:42,267 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:06:42,326 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:06:42,326 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:06:42,326 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:06:42,326 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:06:42,327 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:06:42,327 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:06:42,327 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:06:42,328 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:06:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states. [2020-10-27 02:06:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 02:06:42,416 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:06:42,417 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:06:42,418 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 02:06:42,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:06:42,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1006447176, now seen corresponding path program 1 times [2020-10-27 02:06:42,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:06:42,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2011855161] [2020-10-27 02:06:42,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:06:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:43,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:43,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:44,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:47,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:48,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:48,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 02:06:48,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:06:48,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5274 [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:48,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-27 02:06:48,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:06:49,394 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:06:49,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:06:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:49,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:49,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:49,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:49,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:49,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 170 [2020-10-27 02:06:49,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:06:49,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:49,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:06:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:49,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:49,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:49,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:49,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:49,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:49,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:49,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:49,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:49,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:49,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:06:49,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:06:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:49,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:49,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:49,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:49,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:49,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:49,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:49,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:49,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:49,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:49,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:06:49,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:06:49,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:49,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:49,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:49,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:49,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:49,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:49,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:49,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:49,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:49,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:06:49,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:06:49,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:06:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:49,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:49,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:49,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:06:49,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:49,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:06:49,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:49,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:49,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:49,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:06:49,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:06:49,973 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:06:49,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:06:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:49,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:50,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:06:50,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:06:50,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 943 [2020-10-27 02:06:50,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:50,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:50,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:50,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:06:50,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:50,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:50,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:50,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:50,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:50,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:06:50,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:50,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:50,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:50,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:50,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:06:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:50,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:50,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:06:51,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:51,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 02:06:51,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:06:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:51,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:06:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:06:51,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:06:51,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:06:51,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:06:51,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:51,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:51,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:06:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:51,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 02:06:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:06:51,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:06:51,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:06:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:06:51,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:06:51,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:06:51,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:06:51,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:06:51,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:51,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:06:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:51,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 02:06:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:06:51,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:06:51,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 02:06:51,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:06:51,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:06:51,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:06:51,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 02:06:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:06:51,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:06:51,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:06:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:06:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:06:51,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:06:51,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 02:06:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:51,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:51,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:06:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:51,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:06:51,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:51,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:06:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:06:51,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:06:51,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:06:51,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:06:51,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:06:51,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:06:51,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:06:51,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:06:51,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:06:51,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:06:51,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:06:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 02:06:51,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2011855161] [2020-10-27 02:06:51,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:06:51,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 02:06:51,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076309462] [2020-10-27 02:06:51,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 02:06:51,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:06:51,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 02:06:51,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 02:06:51,378 INFO L87 Difference]: Start difference. First operand 734 states. Second operand 9 states. [2020-10-27 02:06:52,885 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:06:55,164 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:07:00,810 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:07:01,941 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:07:02,106 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-27 02:07:05,460 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:07:07,853 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:07:08,010 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:07:08,195 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:07:11,684 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:07:12,962 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:07:39,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:07:39,902 INFO L93 Difference]: Finished difference Result 2342 states and 4226 transitions. [2020-10-27 02:07:39,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 02:07:39,910 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2020-10-27 02:07:39,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:07:39,957 INFO L225 Difference]: With dead ends: 2342 [2020-10-27 02:07:39,957 INFO L226 Difference]: Without dead ends: 1685 [2020-10-27 02:07:39,968 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=150, Invalid=402, Unknown=0, NotChecked=0, Total=552 [2020-10-27 02:07:40,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1685 states. [2020-10-27 02:07:40,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1685 to 1128. [2020-10-27 02:07:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1128 states. [2020-10-27 02:07:40,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 1831 transitions. [2020-10-27 02:07:40,484 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 1831 transitions. Word has length 136 [2020-10-27 02:07:40,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:07:40,485 INFO L481 AbstractCegarLoop]: Abstraction has 1128 states and 1831 transitions. [2020-10-27 02:07:40,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 02:07:40,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1831 transitions. [2020-10-27 02:07:40,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-27 02:07:40,497 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:07:40,497 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:07:40,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:07:40,498 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 02:07:40,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:07:40,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1769446822, now seen corresponding path program 1 times [2020-10-27 02:07:40,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:07:40,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1856690730] [2020-10-27 02:07:40,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:07:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:40,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:40,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:40,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:41,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:42,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:42,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:43,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:45,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:45,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 02:07:45,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:07:45,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-27 02:07:45,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:45,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:45,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:45,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-27 02:07:45,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:46,726 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:07:46,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:07:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:46,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:46,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:46,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:07:46,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:46,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:07:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:46,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:46,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:46,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:46,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:46,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:07:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:46,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:46,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:46,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:46,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:46,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:46,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:46,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:46,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:46,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:07:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:46,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:46,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:46,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:46,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:46,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:07:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:46,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:46,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:46,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:07:46,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:46,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:07:46,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:07:46,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,052 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:07:47,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:07:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:07:47,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:07:47,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 776 [2020-10-27 02:07:47,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:47,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:47,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:07:47,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:47,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:47,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:07:47,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:47,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:07:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:07:47,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:47,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 02:07:47,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:47,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:47,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:07:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:47,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:47,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:47,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:47,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:47,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:47,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:07:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:07:47,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:47,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 02:07:47,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:07:47,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 02:07:47,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:47,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:07:47,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:47,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:47,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:47,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:47,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:07:47,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:07:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:48,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:07:48,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 02:07:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:07:48,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:07:48,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 02:07:48,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:07:48,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:48,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:48,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:48,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:48,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:07:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:48,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:48,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 02:07:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 02:07:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:07:48,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:07:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:48,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:48,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 02:07:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:07:48,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:48,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:07:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:07:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:07:48,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:07:48,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:07:48,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 02:07:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:48,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:48,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 02:07:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:48,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:48,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 02:07:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:07:48,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:07:48,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:07:48,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:07:48,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:07:48,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:07:48,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:07:48,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:07:48,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:07:48,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:07:48,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:07:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 02:07:48,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1856690730] [2020-10-27 02:07:48,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:07:48,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 02:07:48,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472102635] [2020-10-27 02:07:48,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 02:07:48,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:07:48,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 02:07:48,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-27 02:07:48,272 INFO L87 Difference]: Start difference. First operand 1128 states and 1831 transitions. Second operand 11 states. [2020-10-27 02:07:49,828 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:07:52,508 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:07:53,650 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:07:54,257 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:08:00,025 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:00,844 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:08:01,946 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:08:03,169 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:08:04,325 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 02:08:05,436 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:08:08,857 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:08:15,113 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:08:43,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:08:43,095 INFO L93 Difference]: Finished difference Result 3586 states and 6535 transitions. [2020-10-27 02:08:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 02:08:43,096 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-10-27 02:08:43,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:08:43,129 INFO L225 Difference]: With dead ends: 3586 [2020-10-27 02:08:43,129 INFO L226 Difference]: Without dead ends: 2490 [2020-10-27 02:08:43,147 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=262, Invalid=608, Unknown=0, NotChecked=0, Total=870 [2020-10-27 02:08:43,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2490 states. [2020-10-27 02:08:43,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2490 to 1144. [2020-10-27 02:08:43,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1144 states. [2020-10-27 02:08:43,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1144 states and 1856 transitions. [2020-10-27 02:08:43,578 INFO L78 Accepts]: Start accepts. Automaton has 1144 states and 1856 transitions. Word has length 141 [2020-10-27 02:08:43,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:08:43,579 INFO L481 AbstractCegarLoop]: Abstraction has 1144 states and 1856 transitions. [2020-10-27 02:08:43,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 02:08:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1856 transitions. [2020-10-27 02:08:43,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 02:08:43,584 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:08:43,585 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:08:43,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:08:43,585 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 02:08:43,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:08:43,586 INFO L82 PathProgramCache]: Analyzing trace with hash 892541713, now seen corresponding path program 1 times [2020-10-27 02:08:43,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:08:43,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [303609020] [2020-10-27 02:08:43,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:08:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:43,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:43,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:43,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:43,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:44,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:46,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:47,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:48,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:48,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 02:08:48,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:08:48,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 02:08:48,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:48,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:48,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 02:08:48,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:49,719 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:08:49,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:08:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:49,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:49,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:49,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:49,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:49,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-27 02:08:49,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:49,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:49,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:49,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:08:49,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:49,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:08:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:49,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:49,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:49,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:49,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:49,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:49,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:49,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:49,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:49,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:49,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:49,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:08:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:49,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:49,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:49,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:49,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:49,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:49,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:49,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:49,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:49,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:49,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:49,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:08:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:49,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:49,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:49,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:49,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:49,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:08:49,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:49,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:49,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:08:49,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:49,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:08:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:49,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:49,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:49,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:08:49,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:49,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:49,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:49,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:49,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:08:49,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:50,128 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:08:50,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:08:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:50,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:50,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:08:50,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:08:50,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 717 [2020-10-27 02:08:50,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:08:50,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:50,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:50,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:50,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:50,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:50,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:08:50,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:50,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:50,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:50,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:50,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:50,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:08:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:50,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:50,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:50,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:08:50,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 02:08:50,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:50,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:50,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:50,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:50,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:50,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:08:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:50,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:50,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:08:50,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:50,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:50,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:50,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:50,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:50,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:08:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:50,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:50,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 02:08:50,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:50,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:50,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:50,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:50,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:50,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:50,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:08:50,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:50,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:50,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:50,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:08:50,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:08:51,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:08:51,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:08:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:08:51,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:08:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:08:51,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 02:08:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:08:51,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:08:51,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:08:51,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:51,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:51,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:08:51,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:51,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 02:08:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:51,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 02:08:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:08:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 02:08:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:08:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 02:08:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 02:08:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:51,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 02:08:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:08:51,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:08:51,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:08:51,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:08:51,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:08:51,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:08:51,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:08:51,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:08:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:08:51,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:08:51,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:08:51,264 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 02:08:51,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [303609020] [2020-10-27 02:08:51,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:08:51,265 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 02:08:51,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127040587] [2020-10-27 02:08:51,266 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 02:08:51,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:08:51,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 02:08:51,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 02:08:51,267 INFO L87 Difference]: Start difference. First operand 1144 states and 1856 transitions. Second operand 11 states. [2020-10-27 02:08:52,855 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:08:55,570 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:08:56,696 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:08:57,246 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:09:02,053 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:09:17,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:09:17,308 INFO L93 Difference]: Finished difference Result 2814 states and 5013 transitions. [2020-10-27 02:09:17,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 02:09:17,308 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 144 [2020-10-27 02:09:17,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:09:17,325 INFO L225 Difference]: With dead ends: 2814 [2020-10-27 02:09:17,325 INFO L226 Difference]: Without dead ends: 1698 [2020-10-27 02:09:17,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=98, Invalid=244, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:09:17,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2020-10-27 02:09:17,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1160. [2020-10-27 02:09:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1160 states. [2020-10-27 02:09:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1878 transitions. [2020-10-27 02:09:17,667 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1878 transitions. Word has length 144 [2020-10-27 02:09:17,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:09:17,668 INFO L481 AbstractCegarLoop]: Abstraction has 1160 states and 1878 transitions. [2020-10-27 02:09:17,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 02:09:17,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1878 transitions. [2020-10-27 02:09:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 02:09:17,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:09:17,673 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:09:17,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 02:09:17,673 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:09:17,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:09:17,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1201045516, now seen corresponding path program 1 times [2020-10-27 02:09:17,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:09:17,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1863162380] [2020-10-27 02:09:17,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:09:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:17,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:17,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:17,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:18,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:18,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:18,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:21,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:22,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:22,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-27 02:09:22,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:09:22,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5086 [2020-10-27 02:09:22,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 02:09:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-27 02:09:22,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:23,926 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 02:09:23,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:09:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:23,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:24,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:24,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:24,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-27 02:09:24,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:24,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:24,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:24,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:09:24,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:24,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:09:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:24,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:24,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:24,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:24,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:24,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:09:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:24,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:24,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:24,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:24,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:24,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:09:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:24,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:24,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:24,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:24,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:09:24,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:24,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:24,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:24,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:24,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:09:24,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:09:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:24,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:24,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:09:24,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:24,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:24,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:24,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:24,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:24,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:09:24,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:24,266 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:09:24,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:09:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:24,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:24,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:09:25,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:09:25,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1096 [2020-10-27 02:09:25,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:09:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 02:09:25,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:25,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:25,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:25,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:25,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:09:25,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:09:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:09:25,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:09:25,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 02:09:25,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 02:09:25,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:25,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:09:25,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:09:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:09:25,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:09:25,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:09:25,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:09:25,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:09:25,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 02:09:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:09:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 02:09:25,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:09:25,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 02:09:25,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:09:25,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:09:25,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:25,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:25,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:09:25,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:09:25,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:09:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:25,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:25,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:09:25,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:09:25,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 02:09:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:09:25,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:09:25,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 02:09:25,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:25,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:25,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:09:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:25,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:25,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 02:09:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:09:25,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:09:25,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:09:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:09:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:25,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:25,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 02:09:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:09:25,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:09:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:09:25,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:25,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:09:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 02:09:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:25,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:25,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 02:09:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 02:09:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:09:25,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:09:25,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:09:25,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:09:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-27 02:09:25,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1863162380] [2020-10-27 02:09:25,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:09:25,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 02:09:25,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015941562] [2020-10-27 02:09:25,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:09:25,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:09:25,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:09:25,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:09:25,910 INFO L87 Difference]: Start difference. First operand 1160 states and 1878 transitions. Second operand 14 states. [2020-10-27 02:09:27,568 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-27 02:09:30,652 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 02:09:32,053 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:09:33,231 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-27 02:09:34,354 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:09:35,486 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:09:36,696 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-27 02:09:37,857 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 02:09:38,999 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:09:41,216 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 399 DAG size of output: 393 [2020-10-27 02:09:42,509 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 02:09:43,802 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 02:09:44,493 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:09:44,744 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:09:56,112 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-27 02:09:58,221 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112