/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:29:43,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:29:43,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:29:43,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:29:43,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:29:43,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:29:43,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:29:43,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:29:43,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:29:43,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:29:43,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:29:43,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:29:43,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:29:43,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:29:43,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:29:43,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:29:43,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:29:43,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:29:43,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:29:43,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:29:43,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:29:43,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:29:43,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:29:43,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:29:43,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:29:43,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:29:43,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:29:43,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:29:43,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:29:43,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:29:43,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:29:43,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:29:43,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:29:43,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:29:43,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:29:43,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:29:43,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:29:43,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:29:43,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:29:43,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:29:43,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:29:43,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 10:29:43,885 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:29:43,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:29:43,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:29:43,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:29:43,887 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:29:43,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:29:43,888 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:29:43,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:29:43,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:29:43,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:29:43,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:29:43,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:29:43,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:29:43,889 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:29:43,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:29:43,889 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:29:43,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:29:43,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:29:43,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:29:43,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:29:43,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:29:43,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:29:43,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:29:43,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:29:43,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:29:43,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:29:43,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:29:43,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:29:43,892 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:29:43,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:29:44,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:29:44,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:29:44,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:29:44,295 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:29:44,296 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:29:44,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c [2020-10-29 10:29:44,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40c6c4be7/01e0ace4616946acb9ca858af8bcea30/FLAG2e5a21e90 [2020-10-29 10:29:45,139 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:29:45,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c [2020-10-29 10:29:45,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40c6c4be7/01e0ace4616946acb9ca858af8bcea30/FLAG2e5a21e90 [2020-10-29 10:29:45,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40c6c4be7/01e0ace4616946acb9ca858af8bcea30 [2020-10-29 10:29:45,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:29:45,308 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:29:45,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:29:45,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:29:45,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:29:45,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:29:45" (1/1) ... [2020-10-29 10:29:45,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de7a8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:45, skipping insertion in model container [2020-10-29 10:29:45,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:29:45" (1/1) ... [2020-10-29 10:29:45,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:29:45,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:29:46,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:29:46,191 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:29:46,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:29:46,456 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:29:46,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46 WrapperNode [2020-10-29 10:29:46,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:29:46,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:29:46,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:29:46,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:29:46,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... [2020-10-29 10:29:46,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:29:46,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:29:46,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:29:46,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:29:46,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:29:46,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:29:46,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:29:46,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:29:46,774 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:29:46,774 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:29:46,775 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:29:46,775 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:29:46,775 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:29:46,776 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:29:46,776 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:29:46,777 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:29:46,777 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:29:46,777 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:29:46,777 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:29:46,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:29:46,778 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:29:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:29:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:29:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:29:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:29:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:29:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:29:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:29:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:29:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:29:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:29:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:29:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:29:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:29:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:29:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:29:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:29:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:29:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:29:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:29:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:29:46,790 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:29:46,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:29:46,791 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:29:46,791 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:29:46,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:29:46,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:29:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:29:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:29:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:29:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:29:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:29:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:29:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:29:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:29:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:29:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:29:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:29:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:29:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:29:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:29:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:29:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:29:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:29:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:29:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-29 10:29:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-29 10:29:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:29:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:29:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:29:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:29:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:29:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:29:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:29:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:29:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:29:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:29:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:29:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:29:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:29:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:29:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:29:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:29:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:29:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:29:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:29:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-29 10:29:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-29 10:29:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:29:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:29:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:29:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:29:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:29:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:29:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:29:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:29:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:29:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:29:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:29:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:29:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:29:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:29:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:29:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:29:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:29:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:29:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:29:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:29:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:29:49,345 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:29:49,346 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:29:49,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:29:49 BoogieIcfgContainer [2020-10-29 10:29:49,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:29:49,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:29:49,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:29:49,355 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:29:49,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:29:45" (1/3) ... [2020-10-29 10:29:49,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@327fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:29:49, skipping insertion in model container [2020-10-29 10:29:49,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:29:46" (2/3) ... [2020-10-29 10:29:49,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@327fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:29:49, skipping insertion in model container [2020-10-29 10:29:49,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:29:49" (3/3) ... [2020-10-29 10:29:49,358 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product11.cil.c [2020-10-29 10:29:49,370 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:29:49,380 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:29:49,393 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:29:49,427 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:29:49,428 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:29:49,428 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:29:49,428 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:29:49,428 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:29:49,428 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:29:49,428 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:29:49,428 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:29:49,464 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states. [2020-10-29 10:29:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-29 10:29:49,501 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:29:49,502 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:29:49,503 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:29:49,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:29:49,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1262172224, now seen corresponding path program 1 times [2020-10-29 10:29:49,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:29:49,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [79271604] [2020-10-29 10:29:49,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:29:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:50,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:50,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:50,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:51,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:52,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:54,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:54,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-29 10:29:54,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:29:54,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-29 10:29:55,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:55,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:55,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:29:55,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:29:55,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-29 10:29:55,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 10:29:56,220 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:29:56,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:29:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:56,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:56,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:56,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-29 10:29:56,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:56,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:56,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:56,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:56,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:29:56,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:56,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:29:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:56,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:29:56,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:56,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:29:56,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:56,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:56,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:29:56,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:56,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:29:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:56,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:29:56,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:56,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:29:56,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:56,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:56,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:56,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:56,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:29:56,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:56,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:29:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:56,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:56,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:56,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:29:56,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:56,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:56,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:56,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:29:56,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:56,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:29:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:56,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:29:56,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:56,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:29:56,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:56,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:56,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:56,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:29:56,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:56,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:29:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:56,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:56,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:29:56,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:56,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:56,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:29:56,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:56,825 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-29 10:29:56,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:29:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:56,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:56,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:57,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:01,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:01,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-29 10:30:01,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:30:01,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 10:30:01,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:01,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:01,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:30:01,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-29 10:30:01,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:30:01,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:02,071 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:30:02,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:30:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:02,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:02,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:30:02,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:30:02,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 827 [2020-10-29 10:30:02,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:02,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:30:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:30:02,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:30:02,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:02,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:02,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:02,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:02,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:02,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:30:02,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:30:02,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:02,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:02,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:30:02,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:30:02,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:30:02,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:03,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:30:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:03,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:03,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:03,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:03,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:03,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:30:03,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:30:03,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-29 10:30:03,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:03,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:03,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:30:03,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:30:03,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:30:03,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:03,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:30:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:03,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:03,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:03,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:03,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:03,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:03,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:03,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:30:03,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:03,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:30:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:03,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:03,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:03,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:04,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:07,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:07,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-29 10:30:07,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:30:07,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4167 [2020-10-29 10:30:07,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:07,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:07,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:30:07,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 10:30:07,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 10:30:07,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:07,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:07,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:07,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:08,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 10:30:10,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:30:10,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2580 [2020-10-29 10:30:10,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 10:30:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:30:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 10:30:10,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 10:30:10,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:30:10,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:30:10,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 10:30:10,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:30:10,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:30:10,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:30:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:30:10,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:10,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:10,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:30:10,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:30:10,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:30:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:10,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:10,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:30:10,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:10,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:30:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:30:10,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:30:10,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:30:10,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:30:10,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:30:10,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:10,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:10,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:10,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:10,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:10,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:10,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:30:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:10,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:10,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:10,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:10,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:30:10,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 10:30:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:30:10,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:30:10,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:30:10,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:30:10,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:30:10,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:10,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 10:30:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:30:10,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:30:10,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:30:10,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:30:10,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:30:10,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:10,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:10,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:10,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:10,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:10,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:10,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:30:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:10,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:10,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:10,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:10,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:10,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:30:10,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:10,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:30:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:10,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 10:30:10,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [79271604] [2020-10-29 10:30:10,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:30:10,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-29 10:30:10,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374537408] [2020-10-29 10:30:10,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-29 10:30:10,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:30:10,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-29 10:30:10,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2020-10-29 10:30:10,873 INFO L87 Difference]: Start difference. First operand 760 states. Second operand 28 states. [2020-10-29 10:30:13,841 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:30:14,625 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:30:15,974 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:30:17,257 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:30:18,808 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:30:22,358 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:30:23,591 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:30:25,244 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:30:25,694 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:30:29,032 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:30:32,802 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:30:33,535 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:30:35,252 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:30:36,534 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:30:39,440 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:30:40,796 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:30:43,514 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:30:44,266 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:30:45,966 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:30:47,395 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:30:49,047 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:30:50,415 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:30:51,758 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:30:52,253 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:30:52,565 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:30:52,863 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:30:55,246 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:30:56,607 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-29 10:30:58,291 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:31:02,917 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:31:03,858 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:31:04,244 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:31:04,694 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:31:06,277 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:31:17,818 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:31:18,991 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:31:19,345 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:31:19,631 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:31:21,481 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:31:34,565 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:31:35,057 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:31:35,598 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-29 10:31:35,956 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-29 10:31:53,922 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:31:55,130 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:31:55,599 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-29 10:31:57,752 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:32:10,972 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-29 10:32:32,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:32:32,786 INFO L93 Difference]: Finished difference Result 3879 states and 7573 transitions. [2020-10-29 10:32:32,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2020-10-29 10:32:32,788 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 136 [2020-10-29 10:32:32,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:32:32,883 INFO L225 Difference]: With dead ends: 3879 [2020-10-29 10:32:32,883 INFO L226 Difference]: Without dead ends: 3182 [2020-10-29 10:32:32,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4016 ImplicationChecksByTransitivity, 40.6s TimeCoverageRelationStatistics Valid=1878, Invalid=10332, Unknown=0, NotChecked=0, Total=12210 [2020-10-29 10:32:32,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2020-10-29 10:32:33,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 1536. [2020-10-29 10:32:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1536 states. [2020-10-29 10:32:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1536 states and 2455 transitions. [2020-10-29 10:32:33,799 INFO L78 Accepts]: Start accepts. Automaton has 1536 states and 2455 transitions. Word has length 136 [2020-10-29 10:32:33,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:32:33,800 INFO L481 AbstractCegarLoop]: Abstraction has 1536 states and 2455 transitions. [2020-10-29 10:32:33,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-29 10:32:33,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 2455 transitions. [2020-10-29 10:32:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-29 10:32:33,815 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:32:33,816 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:32:33,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:32:33,817 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:32:33,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:32:33,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1267947057, now seen corresponding path program 1 times [2020-10-29 10:32:33,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:32:33,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1283267533] [2020-10-29 10:32:33,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:32:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:33,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:34,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:34,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:34,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:35,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:38,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:38,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-29 10:32:38,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:32:38,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 10:32:38,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:38,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:32:38,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 10:32:38,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,192 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:32:40,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:32:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:40,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:32:40,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:32:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:40,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:32:40,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:40,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:40,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:40,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:40,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:40,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:32:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:40,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:32:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:40,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:40,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:40,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:32:40,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:40,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:40,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:40,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:40,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:40,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:32:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:40,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:32:40,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:40,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:40,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:40,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:40,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:40,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:40,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:32:40,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 10:32:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:40,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:40,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:40,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:32:40,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:40,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:40,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:40,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:40,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:40,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:40,726 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-29 10:32:40,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 10:32:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:40,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:40,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:41,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:41,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:45,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-29 10:32:45,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:32:45,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 10:32:45,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:45,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 10:32:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-29 10:32:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-29 10:32:45,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:45,925 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:32:45,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:32:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:45,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:45,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:46,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 414 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:32:46,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:46,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:46,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:46,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:32:46,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:46,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:32:46,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:46,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:46,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:32:46,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:32:46,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:32:46,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:46,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:32:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:46,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:46,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:32:46,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:32:46,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 10:32:46,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:46,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:46,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:32:46,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:32:46,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:32:46,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:46,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:32:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:46,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:46,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:32:46,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:46,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:32:46,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:46,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:46,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:32:46,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:46,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:32:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:46,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:46,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:48,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:48,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2214 [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 10:32:48,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-29 10:32:48,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:48,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:48,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:49,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 10:32:50,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:50,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1330 [2020-10-29 10:32:50,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 10:32:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 10:32:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-29 10:32:50,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:32:50,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:32:50,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:50,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 10:32:50,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:32:50,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:32:50,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:50,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:32:50,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:32:50,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:32:50,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 10:32:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:50,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:50,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:50,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-29 10:32:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 10:32:50,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:32:50,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-29 10:32:50,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:32:50,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 10:32:50,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:32:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:32:50,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:32:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:32:50,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:50,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:32:50,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:50,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 10:32:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:50,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:32:50,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:32:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:32:50,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:50,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 10:32:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:50,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:50,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:50,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:32:50,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:50,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:32:50,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:50,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:50,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 10:32:50,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 10:32:50,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:32:50,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:51,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 10:32:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:51,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:51,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:51,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 10:32:51,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:51,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:32:51,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:51,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:51,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:51,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 10:32:51,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:51,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:51,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:32:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:51,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:51,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:51,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:51,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:51,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:51,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:51,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:51,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:51,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:51,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:51,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:32:51,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:32:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:51,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:51,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:51,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:32:51,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:51,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:32:51,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:51,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:51,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:51,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:51,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:51,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:51,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:32:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:32:51,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:32:51,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:32:51,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:32:51,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:32:51,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:32:51,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:32:51,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:32:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:32:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:32:51,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:32:51,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:32:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 10:32:51,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1283267533] [2020-10-29 10:32:51,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:32:51,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-29 10:32:51,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993555850] [2020-10-29 10:32:51,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-29 10:32:51,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:32:51,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-29 10:32:51,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=743, Unknown=0, NotChecked=0, Total=812 [2020-10-29 10:32:51,416 INFO L87 Difference]: Start difference. First operand 1536 states and 2455 transitions. Second operand 29 states. [2020-10-29 10:32:55,442 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:32:56,179 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-29 10:32:57,694 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:32:59,080 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:33:00,720 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:33:04,958 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:33:06,385 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-29 10:33:08,193 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:33:08,749 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 10:33:10,133 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:33:17,824 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-29 10:33:19,253 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-29 10:33:21,043 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:33:23,577 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 413 DAG size of output: 411 [2020-10-29 10:33:25,150 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 411