/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_spec13_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:06:47,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:06:47,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:06:47,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:06:47,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:06:47,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:06:47,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:06:47,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:06:47,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:06:47,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:06:47,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:06:47,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:06:47,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:06:47,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:06:47,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:06:47,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:06:47,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:06:47,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:06:47,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:06:47,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:06:47,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:06:47,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:06:47,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:06:47,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:06:47,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:06:47,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:06:47,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:06:47,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:06:47,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:06:47,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:06:47,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:06:47,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:06:47,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:06:47,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:06:47,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:06:47,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:06:47,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:06:47,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:06:47,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:06:47,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:06:47,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:06:47,892 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 10:06:47,918 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:06:47,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:06:47,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:06:47,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:06:47,920 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:06:47,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:06:47,920 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:06:47,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:06:47,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:06:47,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:06:47,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:06:47,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:06:47,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:06:47,922 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:06:47,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:06:47,922 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:06:47,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:06:47,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:06:47,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:06:47,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:06:47,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:06:47,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:06:47,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:06:47,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:06:47,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:06:47,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:06:47,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:06:47,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:06:47,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:06:47,925 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:06:48,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:06:48,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:06:48,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:06:48,298 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:06:48,299 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:06:48,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_product22.cil.c [2020-10-29 10:06:48,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66b717406/3195e2c9fe804f95b163c4522db53a9d/FLAG1ad350bb4 [2020-10-29 10:06:49,205 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:06:49,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec13_product22.cil.c [2020-10-29 10:06:49,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66b717406/3195e2c9fe804f95b163c4522db53a9d/FLAG1ad350bb4 [2020-10-29 10:06:49,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66b717406/3195e2c9fe804f95b163c4522db53a9d [2020-10-29 10:06:49,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:06:49,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:06:49,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:06:49,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:06:49,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:06:49,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:06:49" (1/1) ... [2020-10-29 10:06:49,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61790b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:49, skipping insertion in model container [2020-10-29 10:06:49,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:06:49" (1/1) ... [2020-10-29 10:06:49,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:06:49,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:06:50,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:06:50,144 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:06:50,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:06:50,420 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:06:50,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50 WrapperNode [2020-10-29 10:06:50,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:06:50,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:06:50,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:06:50,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:06:50,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (1/1) ... [2020-10-29 10:06:50,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:06:50,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:06:50,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:06:50,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:06:50,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (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 10:06:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:06:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:06:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 10:06:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:06:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 10:06:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 10:06:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 10:06:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 10:06:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 10:06:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 10:06:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 10:06:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 10:06:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-29 10:06:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-29 10:06:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-29 10:06:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-29 10:06:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-29 10:06:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-29 10:06:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-29 10:06:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-29 10:06:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-29 10:06:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-29 10:06:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-29 10:06:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-29 10:06:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-29 10:06:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-29 10:06:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-29 10:06:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-29 10:06:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-29 10:06:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-29 10:06:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-29 10:06:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-29 10:06:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-29 10:06:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-29 10:06:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-29 10:06:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-29 10:06:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-29 10:06:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 10:06:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-29 10:06:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-29 10:06:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-29 10:06:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-29 10:06:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-29 10:06:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-29 10:06:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-29 10:06:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-29 10:06:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-29 10:06:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-29 10:06:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-29 10:06:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-29 10:06:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-29 10:06:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-29 10:06:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-29 10:06:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-29 10:06:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 10:06:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 10:06:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 10:06:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 10:06:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-29 10:06:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-29 10:06:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-29 10:06:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-29 10:06:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-29 10:06:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-29 10:06:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-29 10:06:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-29 10:06:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 10:06:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-29 10:06:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-29 10:06:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-29 10:06:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 10:06:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-29 10:06:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 10:06:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 10:06:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:06:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2020-10-29 10:06:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2020-10-29 10:06:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:06:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:06:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:06:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:06:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:06:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-29 10:06:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-29 10:06:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-29 10:06:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-29 10:06:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 10:06:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 10:06:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 10:06:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:06:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 10:06:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 10:06:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:06:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:06:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:06:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:06:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 10:06:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:06:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 10:06:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 10:06:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:06:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 10:06:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 10:06:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 10:06:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 10:06:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-29 10:06:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-29 10:06:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-29 10:06:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-29 10:06:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-29 10:06:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-29 10:06:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-29 10:06:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-29 10:06:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-29 10:06:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 10:06:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-29 10:06:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-29 10:06:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-29 10:06:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-29 10:06:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-29 10:06:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-29 10:06:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-29 10:06:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-29 10:06:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-29 10:06:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-29 10:06:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-29 10:06:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-29 10:06:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-29 10:06:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-29 10:06:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-29 10:06:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-29 10:06:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-29 10:06:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-29 10:06:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-29 10:06:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-29 10:06:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-29 10:06:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-29 10:06:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-29 10:06:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-29 10:06:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-29 10:06:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2020-10-29 10:06:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2020-10-29 10:06:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-29 10:06:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-29 10:06:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-29 10:06:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-29 10:06:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-29 10:06:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 10:06:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-29 10:06:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-29 10:06:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-29 10:06:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-29 10:06:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-29 10:06:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-29 10:06:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-29 10:06:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 10:06:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-29 10:06:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 10:06:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 10:06:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:06:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:06:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:06:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:06:53,344 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:06:53,344 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-29 10:06:53,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:06:53 BoogieIcfgContainer [2020-10-29 10:06:53,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:06:53,349 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:06:53,349 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:06:53,353 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:06:53,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:06:49" (1/3) ... [2020-10-29 10:06:53,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146f6de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:06:53, skipping insertion in model container [2020-10-29 10:06:53,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:06:50" (2/3) ... [2020-10-29 10:06:53,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146f6de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:06:53, skipping insertion in model container [2020-10-29 10:06:53,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:06:53" (3/3) ... [2020-10-29 10:06:53,356 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec13_product22.cil.c [2020-10-29 10:06:53,367 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:06:53,373 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 10:06:53,387 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 10:06:53,419 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:06:53,419 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:06:53,419 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:06:53,419 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:06:53,419 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:06:53,419 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:06:53,420 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:06:53,420 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:06:53,456 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states. [2020-10-29 10:06:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-29 10:06:53,479 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:06:53,480 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:06:53,481 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 10:06:53,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:06:53,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1257061278, now seen corresponding path program 1 times [2020-10-29 10:06:53,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:06:53,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420406188] [2020-10-29 10:06:53,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:06:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:54,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:54,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:54,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:54,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:55,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:55,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:59,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:59,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-29 10:06:59,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:06:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 10:06:59,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:59,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:06:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-29 10:06:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:06:59,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 10:07:00,158 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:07:00,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:07:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:00,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:00,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:07:00,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:00,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-29 10:07:00,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:00,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:00,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:00,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:07:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:00,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:00,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:07:00,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:00,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:00,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:00,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:00,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:00,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:00,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:00,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:00,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:07:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:00,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:00,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:07:00,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:00,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:00,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:00,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:00,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:00,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:00,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:00,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:00,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:07:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:00,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:00,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:07:00,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:00,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:00,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:00,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:00,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:00,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:07:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:00,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:00,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:07:00,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:00,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:00,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:00,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:00,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:00,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:00,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:00,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:00,416 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:07:00,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:07:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:00,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:00,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:01,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:07:01,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:07:01,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 684 [2020-10-29 10:07:01,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:01,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:01,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:07:01,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:07:01,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:07:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:07:01,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:07:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:01,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:01,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:07:01,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:07:01,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:07:01,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:01,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:01,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:07:01,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:01,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:07:01,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:01,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:07:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:01,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:01,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:07:01,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:07:01,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-29 10:07:01,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:01,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:01,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:07:01,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:07:01,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:07:01,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:01,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:07:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:01,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:01,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:07:01,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:01,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:07:01,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:01,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:07:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:07:01,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:01,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 10:07:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:01,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:01,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-29 10:07:01,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:07:01,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 502 [2020-10-29 10:07:01,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:01,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:01,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 10:07:01,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:07:01,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:07:01,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:01,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:07:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:01,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:01,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:01,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:07:01,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:07:01,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:07:01,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:01,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:01,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:07:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:07:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:07:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:02,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:07:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 10:07:02,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:07:02,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-29 10:07:02,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:07:02,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:07:02,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:07:02,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:02,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 10:07:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:07:02,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:02,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:07:02,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:07:02,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:02,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:07:02,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:07:02,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-29 10:07:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:07:02,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:02,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:07:02,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:02,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 10:07:02,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:02,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:02,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:07:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:07:02,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:02,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:02,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:02,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:07:02,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:02,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:02,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 10:07:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:07:02,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:02,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:02,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:02,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:07:02,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:02,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:07:02,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 10:07:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:07:02,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:07:02,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:07:02,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:07:02,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:07:02,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:07:02,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:02,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 10:07:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:07:02,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:07:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 10:07:02,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:07:02,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:07:02,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 10:07:02,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:07:02,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 10:07:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:02,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:02,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:07:02,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:07:02,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:07:02,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:07:02,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:07:02,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:07:02,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:07:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:07:02,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:07:02,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:07:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-29 10:07:02,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420406188] [2020-10-29 10:07:02,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:07:02,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-29 10:07:02,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113372710] [2020-10-29 10:07:02,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 10:07:02,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:07:02,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 10:07:02,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420 [2020-10-29 10:07:02,607 INFO L87 Difference]: Start difference. First operand 811 states. Second operand 21 states. [2020-10-29 10:07:07,347 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:07:08,603 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-29 10:07:09,879 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:07:11,200 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:07:12,424 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:07:13,703 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:07:18,457 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-29 10:07:20,970 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 422 DAG size of output: 416 [2020-10-29 10:07:22,162 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:07:24,734 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 426 DAG size of output: 421 [2020-10-29 10:07:27,181 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 422 DAG size of output: 417 [2020-10-29 10:07:29,624 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:07:42,867 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:07:44,051 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:07:45,452 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:07:46,635 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:07:55,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:07:55,907 INFO L93 Difference]: Finished difference Result 1652 states and 2797 transitions. [2020-10-29 10:07:55,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-29 10:07:55,910 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 114 [2020-10-29 10:07:55,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:07:55,946 INFO L225 Difference]: With dead ends: 1652 [2020-10-29 10:07:55,946 INFO L226 Difference]: Without dead ends: 941 [2020-10-29 10:07:55,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 23.3s TimeCoverageRelationStatistics Valid=275, Invalid=1617, Unknown=0, NotChecked=0, Total=1892 [2020-10-29 10:07:55,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2020-10-29 10:07:56,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 683. [2020-10-29 10:07:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2020-10-29 10:07:56,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 1075 transitions. [2020-10-29 10:07:56,295 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 1075 transitions. Word has length 114 [2020-10-29 10:07:56,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:07:56,296 INFO L481 AbstractCegarLoop]: Abstraction has 683 states and 1075 transitions. [2020-10-29 10:07:56,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-29 10:07:56,296 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1075 transitions. [2020-10-29 10:07:56,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-29 10:07:56,313 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:07:56,314 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:07:56,314 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:07:56,314 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 10:07:56,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:07:56,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1339238607, now seen corresponding path program 1 times [2020-10-29 10:07:56,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:07:56,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957100871] [2020-10-29 10:07:56,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:07:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:07:56,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:56,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:56,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:56,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:58,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:07:58,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:01,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:01,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 10:08:01,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:08:01,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5102 [2020-10-29 10:08:01,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:01,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 10:08:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:08:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-29 10:08:01,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:02,673 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:08:02,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:08:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:02,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:02,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:02,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:02,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:02,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-29 10:08:02,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:02,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:08:02,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:02,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:08:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:02,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:02,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:02,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:08:02,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:02,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:02,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:02,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:02,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:02,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:02,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:08:02,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:08:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:02,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:02,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:02,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:08:02,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:02,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:02,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:08:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:02,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:08:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:02,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:02,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:02,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:02,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:02,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:08:02,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:02,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:08:02,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:02,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:08:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:02,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:02,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:02,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:08:02,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:02,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:02,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:02,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:02,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:08:02,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:03,055 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:08:03,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:08:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:03,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:03,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:08:03,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:08:03,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-10-29 10:08:03,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:03,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 10:08:03,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:03,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:08:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:03,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:03,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:08:03,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:03,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:03,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:03,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:03,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:03,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:03,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:03,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:03,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:08:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:03,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:03,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:08:03,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:03,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:08:03,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:03,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:03,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:03,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:03,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:03,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:03,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:08:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:03,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:03,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:08:03,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:03,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:08:03,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:03,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:03,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:03,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:03,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:03,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:08:03,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 10:08:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:03,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:03,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:08:04,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 10:08:04,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 697 [2020-10-29 10:08:04,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:04,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:04,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 10:08:04,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:08:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:08:04,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:08:04,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:08:04,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:04,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:08:04,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:08:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:08:04,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:08:04,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:08:04,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:08:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:08:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 10:08:04,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:08:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:08:04,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:04,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:08:04,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 10:08:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:08:04,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:08:04,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:08:04,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:08:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:04,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:08:04,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:04,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:04,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:04,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 10:08:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:04,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:04,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:08:04,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 10:08:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 10:08:04,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:04,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:04,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:08:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:04,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 10:08:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:08:04,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:08:04,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:08:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:04,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 10:08:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:04,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:04,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:04,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:04,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:08:04,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:04,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:08:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:08:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:08:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-29 10:08:04,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957100871] [2020-10-29 10:08:04,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:08:04,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 10:08:04,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313625797] [2020-10-29 10:08:04,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 10:08:04,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:08:04,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 10:08:04,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-29 10:08:04,424 INFO L87 Difference]: Start difference. First operand 683 states and 1075 transitions. Second operand 12 states. [2020-10-29 10:08:06,634 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:08:08,109 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:08:09,331 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:08:10,644 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:08:11,849 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-29 10:08:13,742 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:08:15,095 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-29 10:08:16,386 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-29 10:08:17,260 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:08:19,715 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:08:37,147 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:08:38,355 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-29 10:08:40,154 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-29 10:08:53,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:08:53,098 INFO L93 Difference]: Finished difference Result 2334 states and 3888 transitions. [2020-10-29 10:08:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-29 10:08:53,099 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 121 [2020-10-29 10:08:53,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:08:53,116 INFO L225 Difference]: With dead ends: 2334 [2020-10-29 10:08:53,117 INFO L226 Difference]: Without dead ends: 1679 [2020-10-29 10:08:53,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 13.8s TimeCoverageRelationStatistics Valid=306, Invalid=884, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 10:08:53,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states. [2020-10-29 10:08:53,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 1251. [2020-10-29 10:08:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1251 states. [2020-10-29 10:08:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 1982 transitions. [2020-10-29 10:08:53,536 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 1982 transitions. Word has length 121 [2020-10-29 10:08:53,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:08:53,537 INFO L481 AbstractCegarLoop]: Abstraction has 1251 states and 1982 transitions. [2020-10-29 10:08:53,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 10:08:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1982 transitions. [2020-10-29 10:08:53,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-29 10:08:53,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:08:53,544 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:08:53,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:08:53,545 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:08:53,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:08:53,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1318325825, now seen corresponding path program 1 times [2020-10-29 10:08:53,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:08:53,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1350877238] [2020-10-29 10:08:53,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:08:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:53,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:53,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:53,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:53,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:54,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:57,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:58,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:58,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-29 10:08:58,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:08:58,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-29 10:08:58,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:58,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 10:08:58,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:08:58,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-29 10:08:58,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:08:59,848 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-29 10:08:59,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:08:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:08:59,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:08:59,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:08:59,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:08:59,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:08:59,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-29 10:08:59,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:08:59,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:08:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:08:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:08:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:08:59,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:09:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:09:00,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:00,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:09:00,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:09:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:09:00,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:00,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:09:00,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:09:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:09:00,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 10:09:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:09:00,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,208 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:09:00,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:09:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 10:09:00,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:09:00,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 210 [2020-10-29 10:09:00,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 10:09:00,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:09:00,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:09:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:09:00,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 10:09:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:09:00,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:00,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 10:09:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:09:00,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 291 [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 10:09:00,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:09:00,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:00,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:09:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 10:09:00,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 10:09:00,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 10:09:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 10:09:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 10:09:00,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:09:00,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:00,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:09:00,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:09:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:00,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 10:09:00,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:00,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:00,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:00,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 10:09:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:00,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:00,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:00,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:00,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:00,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:00,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:00,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:00,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:09:00,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:00,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:09:00,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:01,119 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 10:09:01,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 10:09:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:01,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:01,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 10:09:01,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:09:01,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 570 [2020-10-29 10:09:01,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:01,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:09:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 10:09:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 10:09:01,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:09:01,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:01,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:01,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 10:09:01,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:01,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 10:09:01,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:01,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:01,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:09:01,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:01,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 10:09:01,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:01,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 10:09:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:01,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:01,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:01,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:01,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 10:09:01,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:01,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:09:01,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:01,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 10:09:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:01,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:01,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:09:01,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:01,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:09:01,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:01,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:01,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:01,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:01,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:09:01,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:01,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 10:09:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:01,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:01,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:01,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 10:09:01,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:01,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 10:09:01,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:01,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:01,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:09:01,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:09:01,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:09:01,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:09:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:02,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:02,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:02,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:09:02,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:02,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 10:09:02,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:02,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:02,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:02,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:02,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:09:02,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 10:09:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:02,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:02,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:02,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:09:02,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:09:02,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 10:09:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:02,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:02,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:02,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 10:09:02,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:02,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-29 10:09:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:02,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:02,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:02,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 10:09:02,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:02,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:02,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:02,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:02,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:02,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 10:09:02,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:02,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-29 10:09:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:02,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:02,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:02,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 10:09:02,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:02,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 10:09:02,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:02,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:02,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:02,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-29 10:09:02,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:02,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-29 10:09:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:09:02,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:09:02,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:09:02,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:09:02,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:09:02,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 10:09:02,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:09:02,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:09:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:09:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 10:09:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:09:02,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:09:02,279 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-29 10:09:02,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1350877238] [2020-10-29 10:09:02,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:09:02,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-29 10:09:02,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225242878] [2020-10-29 10:09:02,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-29 10:09:02,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:09:02,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-29 10:09:02,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-29 10:09:02,283 INFO L87 Difference]: Start difference. First operand 1251 states and 1982 transitions. Second operand 16 states. [2020-10-29 10:09:04,485 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-29 10:09:07,063 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 10:09:08,455 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-29 10:09:08,773 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:09:09,078 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-29 10:09:10,427 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-29 10:09:11,257 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 10:09:12,505 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-29 10:09:13,580 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 10:09:15,702 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-29 10:09:16,748 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-29 10:09:18,341 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:09:19,839 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:09:20,664 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-29 10:09:22,351 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 10:09:24,336 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:09:25,870 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-29 10:09:41,187 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 10:09:42,767 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-29 10:09:43,117 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-29 10:09:43,401 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2020-10-29 10:09:44,973 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-29 10:09:46,370 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-29 10:09:47,665 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-29 10:09:48,514 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:09:49,789 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-29 10:09:52,269 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 424 DAG size of output: 417 [2020-10-29 10:09:53,219 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:09:56,413 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:09:58,036 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-29 10:09:59,269 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-29 10:10:01,103 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-29 10:10:02,978 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-29 10:10:06,401 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:10:07,669 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:10:08,218 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:10:08,559 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:10:10,172 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-29 10:10:11,574 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-29 10:10:15,224 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-29 10:10:16,414 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 10:10:16,656 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-29 10:10:18,912 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-29 10:10:19,114 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-29 10:10:22,542 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-29 10:10:24,054 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-29 10:10:37,896 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 10:10:39,734 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-29 10:10:40,166 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-29 10:10:40,520 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 167