/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_spec3_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:28:45,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:28:45,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:28:45,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:28:45,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:28:45,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:28:45,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:28:45,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:28:45,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:28:45,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:28:45,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:28:45,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:28:45,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:28:45,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:28:45,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:28:45,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:28:45,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:28:45,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:28:45,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:28:45,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:28:45,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:28:45,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:28:45,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:28:45,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:28:45,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:28:45,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:28:45,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:28:45,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:28:45,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:28:45,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:28:45,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:28:45,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:28:45,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:28:45,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:28:45,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:28:45,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:28:45,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:28:45,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:28:45,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:28:45,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:28:45,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:28:45,896 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 10:28:45,925 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:28:45,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:28:45,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:28:45,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:28:45,928 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:28:45,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:28:45,928 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:28:45,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:28:45,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:28:45,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:28:45,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:28:45,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:28:45,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:28:45,930 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:28:45,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:28:45,930 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:28:45,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:28:45,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:28:45,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:28:45,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:28:45,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:28:45,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:28:45,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:28:45,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:28:45,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:28:45,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:28:45,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:28:45,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:28:45,933 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:28:45,934 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:28:46,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:28:46,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:28:46,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:28:46,428 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:28:46,429 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:28:46,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c [2020-10-29 10:28:46,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab29f7fe5/f4c46011f1d443bba6a491d822e3c36e/FLAG0951bd5fd [2020-10-29 10:28:47,321 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:28:47,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c [2020-10-29 10:28:47,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab29f7fe5/f4c46011f1d443bba6a491d822e3c36e/FLAG0951bd5fd [2020-10-29 10:28:47,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab29f7fe5/f4c46011f1d443bba6a491d822e3c36e [2020-10-29 10:28:47,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:28:47,480 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:28:47,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:28:47,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:28:47,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:28:47,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:28:47" (1/1) ... [2020-10-29 10:28:47,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32da6c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:47, skipping insertion in model container [2020-10-29 10:28:47,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:28:47" (1/1) ... [2020-10-29 10:28:47,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:28:47,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:28:48,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:28:48,314 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:28:48,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:28:48,598 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:28:48,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48 WrapperNode [2020-10-29 10:28:48,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:28:48,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:28:48,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:28:48,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:28:48,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (1/1) ... [2020-10-29 10:28:48,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:28:48,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:28:48,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:28:48,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:28:48,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (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 10:28:48,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:28:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:28:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:28:48,932 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:28:48,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:28:48,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:28:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:28:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:28:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:28:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:28:48,935 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:28:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:28:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:28:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:28:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:28:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:28:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:28:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-29 10:28:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-29 10:28:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:28:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-29 10:28:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-29 10:28:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:28:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-29 10:28:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-29 10:28:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-29 10:28:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-29 10:28:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:28:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:28:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:28:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:28:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:28:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:28:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:28:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:28:48,942 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:28:48,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:28:48,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-29 10:28:48,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-29 10:28:48,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-29 10:28:48,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-29 10:28:48,943 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:28:48,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:28:48,943 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:28:48,943 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-29 10:28:48,943 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-29 10:28:48,944 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-29 10:28:48,944 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-29 10:28:48,945 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:28:48,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:28:48,945 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:28:48,945 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-29 10:28:48,945 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-29 10:28:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:28:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-29 10:28:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-29 10:28:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:28:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:28:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-29 10:28:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-29 10:28:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:28:48,947 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:28:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:28:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:28:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:28:48,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:28:48,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:28:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:28:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:28:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:28:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:28:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:28:48,951 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:28:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:28:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:28:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:28:48,952 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:28:48,953 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:28:48,953 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:28:48,953 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:28:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:28:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:28:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:28:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:28:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:28:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:28:48,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:28:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:28:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:28:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:28:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:28:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:28:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:28:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:28:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:28:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:28:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:28:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:28:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:28:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:28:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:28:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:28:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:28:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:28:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:28:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:28:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:28:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:28:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:28:48,960 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:28:48,961 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:28:48,961 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:28:48,962 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:28:48,962 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:28:48,962 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:28:48,962 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:28:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:28:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:28:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:28:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:28:48,963 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:28:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:28:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:28:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:28:48,966 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:28:48,967 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:28:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:28:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:28:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:28:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:28:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:28:48,971 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:28:48,972 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:28:48,973 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:28:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-29 10:28:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-29 10:28:48,974 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-29 10:28:48,980 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-29 10:28:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-29 10:28:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-29 10:28:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-29 10:28:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-29 10:28:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-29 10:28:48,981 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-29 10:28:48,982 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:28:48,982 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:28:48,982 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:28:48,983 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:28:48,983 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:28:48,983 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-29 10:28:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-29 10:28:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-29 10:28:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-29 10:28:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:28:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:28:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-29 10:28:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-29 10:28:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-29 10:28:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-29 10:28:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:28:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:28:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:28:48,986 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-29 10:28:48,986 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-29 10:28:48,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 10:28:48,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-29 10:28:48,986 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-29 10:28:48,986 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-29 10:28:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:28:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:28:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:28:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:28:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:28:48,987 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:28:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:28:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:28:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:28:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:28:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:28:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:28:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:28:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:28:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:28:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:28:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:28:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:28:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:28:48,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:28:48,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:28:51,958 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:28:51,959 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:28:51,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:28:51 BoogieIcfgContainer [2020-10-29 10:28:51,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:28:51,965 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:28:51,965 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:28:51,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:28:51,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:28:47" (1/3) ... [2020-10-29 10:28:51,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3fb050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:28:51, skipping insertion in model container [2020-10-29 10:28:51,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:28:48" (2/3) ... [2020-10-29 10:28:51,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3fb050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:28:51, skipping insertion in model container [2020-10-29 10:28:51,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:28:51" (3/3) ... [2020-10-29 10:28:51,973 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec3_productSimulator.cil.c [2020-10-29 10:28:51,985 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:28:51,992 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:28:52,005 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:28:52,039 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:28:52,039 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:28:52,039 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:28:52,039 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:28:52,039 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:28:52,040 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:28:52,040 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:28:52,040 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:28:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states. [2020-10-29 10:28:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-29 10:28:52,099 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:28:52,101 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:28:52,101 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 10:28:52,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:28:52,108 INFO L82 PathProgramCache]: Analyzing trace with hash 674170616, now seen corresponding path program 1 times [2020-10-29 10:28:52,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:28:52,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1114558306] [2020-10-29 10:28:52,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:28:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:52,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:53,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:53,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:55,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:57,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:57,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:57,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:57,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-29 10:28:57,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:28:57,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5067 [2020-10-29 10:28:57,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:57,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 10:28:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 10:28:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 10:28:57,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:28:59,516 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:28:59,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:28:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 10:28:59,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:28:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:59,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:28:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:28:59,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:28:59,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:28:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:59,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:28:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:59,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 10:28:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:59,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:28:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:59,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:28:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:28:59,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:28:59,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 10:28:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:28:59,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:28:59,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 10:28:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:28:59,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:28:59,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:28:59,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:28:59,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:28:59,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:28:59,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:28:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:28:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:28:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:28:59,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:28:59,960 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:28:59,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 10:28:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:28:59,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:29:00,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:00,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 10:29:00,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:29:00,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,180 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:29:00,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:29:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:00,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:00,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:29:00,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:00,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:29:00,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 10:29:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:29:00,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:29:00,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 488 [2020-10-29 10:29:00,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:00,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:29:00,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:29:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:29:00,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:29:00,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:29:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:29:00,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:00,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 10:29:00,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:29:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:29:00,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:29:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:29:00,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:00,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:29:00,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:29:00,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:29:00,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 10:29:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:29:00,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:29:00,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-29 10:29:00,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:29:00,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 10:29:00,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 10:29:00,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:00,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:29:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:00,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:00,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:00,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:00,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:00,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:29:00,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:00,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:00,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:29:00,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:00,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:29:00,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:01,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:29:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:01,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:01,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:01,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:01,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:01,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:29:01,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:01,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:29:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:01,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:29:01,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:01,284 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:29:01,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 10:29:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:01,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:01,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:01,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:29:01,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 10:29:01,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:01,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:29:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:29:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:29:01,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:01,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:29:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:01,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:01,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:01,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:01,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:01,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:29:01,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:01,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:29:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:29:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:29:01,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:01,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-29 10:29:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:29:01,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:29:01,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:29:01,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:29:01,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:29:01,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:29:01,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:29:01,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:29:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:29:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:29:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:29:01,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:29:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-29 10:29:01,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1114558306] [2020-10-29 10:29:01,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:29:01,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 10:29:01,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218553636] [2020-10-29 10:29:01,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:29:01,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:29:01,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:29:01,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:29:01,489 INFO L87 Difference]: Start difference. First operand 953 states. Second operand 15 states. [2020-10-29 10:29:03,479 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:29:03,834 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:29:04,168 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 10:29:04,912 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 10:29:05,499 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:29:06,794 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:29:08,808 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:29:10,162 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:29:10,517 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 10:29:10,822 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 10:29:11,809 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 10:29:12,325 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:29:18,119 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:29:18,605 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:29:18,813 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:29:19,454 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:29:20,721 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:29:21,069 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:29:21,371 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:29:22,214 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 10:29:23,062 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:29:23,888 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 10:29:24,206 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:29:24,739 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:29:25,105 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:29:26,474 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:29:27,416 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:29:30,551 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:29:39,027 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 10:30:45,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:30:45,562 INFO L93 Difference]: Finished difference Result 3945 states and 7039 transitions. [2020-10-29 10:30:45,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-29 10:30:45,564 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 128 [2020-10-29 10:30:45,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:30:45,644 INFO L225 Difference]: With dead ends: 3945 [2020-10-29 10:30:45,644 INFO L226 Difference]: Without dead ends: 3153 [2020-10-29 10:30:45,660 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 944 ImplicationChecksByTransitivity, 15.5s TimeCoverageRelationStatistics Valid=671, Invalid=2409, Unknown=0, NotChecked=0, Total=3080 [2020-10-29 10:30:45,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2020-10-29 10:30:46,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 2575. [2020-10-29 10:30:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2575 states. [2020-10-29 10:30:46,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4262 transitions. [2020-10-29 10:30:46,614 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4262 transitions. Word has length 128 [2020-10-29 10:30:46,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:30:46,615 INFO L481 AbstractCegarLoop]: Abstraction has 2575 states and 4262 transitions. [2020-10-29 10:30:46,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 10:30:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4262 transitions. [2020-10-29 10:30:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-29 10:30:46,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:30:46,622 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:30:46,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:30:46,622 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 10:30:46,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:30:46,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1350921208, now seen corresponding path program 1 times [2020-10-29 10:30:46,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:30:46,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172270883] [2020-10-29 10:30:46,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:30:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:46,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:46,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:47,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:48,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:51,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:51,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-29 10:30:51,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:30:51,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5055 [2020-10-29 10:30:51,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:51,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 10:30:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 10:30:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-29 10:30:51,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,085 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-29 10:30:53,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:30:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-29 10:30:53,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:30:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 10:30:53,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:30:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 10:30:53,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 10:30:53,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:53,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:30:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:53,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 10:30:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:53,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:30:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:53,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 10:30:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:53,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 10:30:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:30:53,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:53,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:53,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 10:30:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:30:53,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:53,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:53,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:53,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,625 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 10:30:53,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 10:30:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:30:53,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 10:30:53,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:53,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:30:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:53,828 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:30:53,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:53,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:53,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:53,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 10:30:53,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:53,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:53,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:53,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:53,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:30:53,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:30:53,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 10:30:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:53,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:53,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:30:54,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:30:54,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 487 [2020-10-29 10:30:54,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:30:54,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 10:30:54,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:54,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:54,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:30:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:30:54,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 10:30:54,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:30:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:30:54,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:30:54,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 10:30:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 10:30:54,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 10:30:54,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 10:30:54,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 10:30:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:30:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:54,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:30:54,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:30:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:54,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:30:54,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:30:54,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:30:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,897 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 10:30:54,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 10:30:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:30:54,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:30:54,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:30:54,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:30:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:54,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:30:54,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:30:54,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:54,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-29 10:30:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:30:54,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:30:54,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:30:54,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:30:54,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:30:54,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:30:54,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:30:54,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:30:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:30:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:30:54,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:30:54,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:30:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-29 10:30:55,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [172270883] [2020-10-29 10:30:55,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:30:55,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 10:30:55,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624426964] [2020-10-29 10:30:55,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 10:30:55,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:30:55,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 10:30:55,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-29 10:30:55,056 INFO L87 Difference]: Start difference. First operand 2575 states and 4262 transitions. Second operand 15 states. [2020-10-29 10:30:57,499 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:30:57,860 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:30:58,224 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 10:30:58,941 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 10:30:59,469 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:31:00,841 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:31:02,835 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:31:04,364 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:31:05,056 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 181 [2020-10-29 10:31:05,700 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 181 [2020-10-29 10:31:06,541 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 10:31:07,051 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:31:11,785 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:31:12,199 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 10:31:12,885 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 10:31:13,251 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:31:13,445 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 10:31:13,865 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:31:15,241 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 431 [2020-10-29 10:31:16,573 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 429 [2020-10-29 10:31:17,438 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 10:31:17,747 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 10:31:18,733 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-29 10:31:19,578 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 10:31:20,083 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:31:25,426 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-29 10:31:25,747 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-29 10:31:26,832 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 10:31:27,234 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 166