./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08e27279d8b0f092d8b126b1fa68f6a49bc0b5cda6842121ef1790310988da5f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:42:21,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:42:21,737 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:42:21,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:42:21,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:42:21,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:42:21,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:42:21,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:42:21,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:42:21,781 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:42:21,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:42:21,782 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:42:21,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:42:21,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:42:21,783 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:42:21,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:42:21,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:42:21,784 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:42:21,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:42:21,784 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:42:21,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:42:21,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:42:21,788 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:42:21,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:42:21,788 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:42:21,789 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:42:21,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:42:21,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:42:21,789 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:42:21,790 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:42:21,790 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:42:21,790 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:42:21,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:42:21,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:42:21,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:42:21,791 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:42:21,791 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:42:21,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:42:21,792 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:42:21,792 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:42:21,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:42:21,793 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:42:21,793 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e27279d8b0f092d8b126b1fa68f6a49bc0b5cda6842121ef1790310988da5f [2024-11-16 08:42:22,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:42:22,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:42:22,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:42:22,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:42:22,107 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:42:22,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c [2024-11-16 08:42:23,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:42:23,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:42:23,973 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c [2024-11-16 08:42:24,015 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fae8e51e/63ad468b98d840d9839dc541d1c75ac7/FLAG2ff2383bd [2024-11-16 08:42:24,032 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fae8e51e/63ad468b98d840d9839dc541d1c75ac7 [2024-11-16 08:42:24,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:42:24,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:42:24,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:42:24,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:42:24,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:42:24,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:42:24" (1/1) ... [2024-11-16 08:42:24,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76370c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:24, skipping insertion in model container [2024-11-16 08:42:24,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:42:24" (1/1) ... [2024-11-16 08:42:24,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:42:24,574 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[14183,14196] [2024-11-16 08:42:24,598 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[18907,18920] [2024-11-16 08:42:24,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[20199,20212] [2024-11-16 08:42:24,615 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[20957,20970] [2024-11-16 08:42:24,629 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[22620,22633] [2024-11-16 08:42:24,636 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[23378,23391] [2024-11-16 08:42:24,643 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[24507,24520] [2024-11-16 08:42:24,657 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[27132,27145] [2024-11-16 08:42:24,663 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[27893,27906] [2024-11-16 08:42:24,669 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[29025,29038] [2024-11-16 08:42:24,680 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[31116,31129] [2024-11-16 08:42:24,699 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[35211,35224] [2024-11-16 08:42:24,704 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[35972,35985] [2024-11-16 08:42:24,714 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[37065,37078] [2024-11-16 08:42:24,731 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[39117,39130] [2024-11-16 08:42:24,762 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[42849,42862] [2024-11-16 08:42:24,818 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[50027,50040] [2024-11-16 08:42:24,828 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[50788,50801] [2024-11-16 08:42:24,835 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[51920,51933] [2024-11-16 08:42:24,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[54011,54024] [2024-11-16 08:42:24,863 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[57572,57585] [2024-11-16 08:42:24,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[63570,63583] [2024-11-16 08:42:25,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:42:25,241 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:42:25,286 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[14183,14196] [2024-11-16 08:42:25,297 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[18907,18920] [2024-11-16 08:42:25,301 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[20199,20212] [2024-11-16 08:42:25,305 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[20957,20970] [2024-11-16 08:42:25,310 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[22620,22633] [2024-11-16 08:42:25,313 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[23378,23391] [2024-11-16 08:42:25,317 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[24507,24520] [2024-11-16 08:42:25,325 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[27132,27145] [2024-11-16 08:42:25,328 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[27893,27906] [2024-11-16 08:42:25,332 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[29025,29038] [2024-11-16 08:42:25,340 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[31116,31129] [2024-11-16 08:42:25,350 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[35211,35224] [2024-11-16 08:42:25,354 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[35972,35985] [2024-11-16 08:42:25,358 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[37065,37078] [2024-11-16 08:42:25,366 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[39117,39130] [2024-11-16 08:42:25,377 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[42849,42862] [2024-11-16 08:42:25,396 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[50027,50040] [2024-11-16 08:42:25,400 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[50788,50801] [2024-11-16 08:42:25,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[51920,51933] [2024-11-16 08:42:25,411 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[54011,54024] [2024-11-16 08:42:25,423 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[57572,57585] [2024-11-16 08:42:25,437 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c[63570,63583] [2024-11-16 08:42:25,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:42:25,665 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:42:25,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25 WrapperNode [2024-11-16 08:42:25,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:42:25,667 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:42:25,667 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:42:25,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:42:25,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:25,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:25,864 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 7085 [2024-11-16 08:42:25,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:42:25,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:42:25,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:42:25,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:42:25,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:25,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:25,896 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:25,957 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-16 08:42:25,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:25,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:26,003 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:26,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:26,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:26,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:26,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:42:26,069 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:42:26,069 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:42:26,069 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:42:26,070 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (1/1) ... [2024-11-16 08:42:26,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:42:26,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:42:26,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 08:42:26,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 08:42:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:42:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:42:26,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:42:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:42:26,543 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:42:26,546 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:42:29,982 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10276: havoc main_~node4____CPAchecker_TMP_0~8#1;havoc main_~node4__m4~16#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7370: havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~67#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L368: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__m3~0#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4465: havoc main_~check__tmp~41#1;havoc main_~node6__m6~27#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8826: havoc main_~node6____CPAchecker_TMP_0~21#1;havoc main_~node6__m6~53#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6712: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~60#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6316: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~56#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc main_~check__tmp~22#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4864: havoc main_~node6__m6~31#1; [2024-11-16 08:42:29,983 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2354: havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~18#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6054: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~53#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10150: havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_78~0#1, main_~assert__arg~77#1;havoc main_~check__tmp~97#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8433: havoc main_~node5____CPAchecker_TMP_0~10#1;havoc main_~node5__m5~26#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L506: havoc main_~node3__m3~1#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2885: havoc main_~check__tmp~25#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3546: havoc main_~check__tmp~31#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5396: havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~46#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2225: havoc main_~node4__m4~4#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7114: havoc main_~node6____CPAchecker_TMP_0~12#1;havoc main_~node6__m6~44#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L905: havoc main_~node4____CPAchecker_TMP_0~1#1; [2024-11-16 08:42:29,984 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9626: havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~91#1; [2024-11-16 08:42:29,985 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3284: havoc main_~node3__m3~4#1; [2024-11-16 08:42:29,985 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9230: havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~87#1; [2024-11-16 08:42:29,985 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1965: havoc main_~node6__m6~8#1; [2024-11-16 08:42:29,985 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8043: havoc main_~node3____CPAchecker_TMP_0~3#1;havoc main_~node3__m3~7#1; [2024-11-16 08:42:29,985 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L644: havoc main_~node3__m3~2#1; [2024-11-16 08:42:29,987 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1569: havoc main_~check__tmp~9#1; [2024-11-16 08:42:29,987 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6590: havoc main_~node6____CPAchecker_TMP_0~9#1;havoc main_~node6__m6~41#1; [2024-11-16 08:42:29,987 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8572: havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~80#1; [2024-11-16 08:42:29,987 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6194: havoc main_~node6____CPAchecker_TMP_0~7#1;havoc main_~node6__m6~39#1; [2024-11-16 08:42:29,988 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1041: havoc main_~node1____CPAchecker_TMP_0~1#1; [2024-11-16 08:42:29,988 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8310: havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~77#1; [2024-11-16 08:42:29,988 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10293: havoc main_~node5____CPAchecker_TMP_0~15#1;havoc main_~node5__m5~31#1; [2024-11-16 08:42:29,988 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951: havoc main_~check__tmp~36#1; [2024-11-16 08:42:29,988 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1177: havoc main_~node6__m6~3#1; [2024-11-16 08:42:29,988 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L385: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__m4~0#1; [2024-11-16 08:42:29,989 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274: havoc main_~node6____CPAchecker_TMP_0~2#1;havoc main_~node6__m6~34#1; [2024-11-16 08:42:29,989 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4085: havoc main_~node5__m5~13#1; [2024-11-16 08:42:29,989 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10956: havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_87~0#1, main_~assert__arg~86#1;havoc main_~check__tmp~106#1; [2024-11-16 08:42:29,990 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4746: havoc main_~node4__m4~9#1; [2024-11-16 08:42:29,990 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5804: havoc main_~node4____CPAchecker_TMP_0~2#1;havoc main_~node4__m4~10#1; [2024-11-16 08:42:29,990 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6994: havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~63#1; [2024-11-16 08:42:29,990 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3031: havoc main_~node5__m5~9#1; [2024-11-16 08:42:29,990 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L521: havoc main_~node4__m4~1#1; [2024-11-16 08:42:29,990 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3428: havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~29#1; [2024-11-16 08:42:29,991 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2107: havoc main_~check__tmp~16#1;havoc main_~node6__m6~9#1; [2024-11-16 08:42:29,991 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8450: havoc main_~node6____CPAchecker_TMP_0~19#1;havoc main_~node6__m6~51#1; [2024-11-16 08:42:29,991 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2240: havoc main_~node5__m5~6#1; [2024-11-16 08:42:29,991 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10432: havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_81~0#1, main_~assert__arg~80#1;havoc main_~check__tmp~100#1; [2024-11-16 08:42:29,991 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3694: havoc main_~check__tmp~33#1; [2024-11-16 08:42:29,992 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3299: havoc main_~node4__m4~6#1; [2024-11-16 08:42:29,992 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5678: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~49#1; [2024-11-16 08:42:29,992 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1451: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7661: havoc main_~node5____CPAchecker_TMP_0~8#1;havoc main_~node5__m5~24#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L659: havoc main_~node4__m4~2#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9116: havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~86#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10834: havoc main_~node6____CPAchecker_TMP_0~32#1;havoc main_~node6__m6~64#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8060: havoc main_~node4____CPAchecker_TMP_0~5#1;havoc main_~node4__m4~13#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4362: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~39#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5023: havoc main_~node6__m6~33#1; [2024-11-16 08:42:29,993 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1721: havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~10#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10310: havoc main_~node6____CPAchecker_TMP_0~29#1;havoc main_~node6__m6~61#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4761: havoc main_~node5__m5~16#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7800: havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~72#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1855: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~12#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L402: havoc main_~node5____CPAchecker_TMP_0~0#1;havoc main_~node5__m5~0#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2781: havoc main_~node4__m4~5#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7538: havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~69#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9917: havoc main_~node5____CPAchecker_TMP_0~14#1;havoc main_~node5__m5~30#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5821: havoc main_~node5____CPAchecker_TMP_0~3#1;havoc main_~node5__m5~19#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L536: havoc main_~node5__m5~1#1; [2024-11-16 08:42:29,994 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2255: havoc main_~node6__m6~10#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8994: havoc main_~node6____CPAchecker_TMP_0~22#1;havoc main_~node6__m6~54#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6880: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~62#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6484: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~58#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3314: havoc main_~node5__m5~10#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_84~0#1, main_~assert__arg~83#1;havoc main_~check__tmp~103#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674: havoc main_~node5__m5~2#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9527: havoc main_~node3____CPAchecker_TMP_0~4#1;havoc main_~node3__m3~8#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3846: havoc main_~node4__m4~7#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5960: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~52#1; [2024-11-16 08:42:29,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10056: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_77~0#1, main_~assert__arg~76#1;havoc main_~check__tmp~96#1; [2024-11-16 08:42:29,996 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7678: havoc main_~node6____CPAchecker_TMP_0~15#1;havoc main_~node6__m6~47#1; [2024-11-16 08:42:29,996 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1337: havoc main_~node5__m5~3#1; [2024-11-16 08:42:29,996 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9794: havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_74~0#1, main_~assert__arg~73#1;havoc main_~check__tmp~93#1; [2024-11-16 08:42:29,996 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9398: havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~89#1; [2024-11-16 08:42:29,996 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8077: havoc main_~node5____CPAchecker_TMP_0~9#1;havoc main_~node5__m5~25#1; [2024-11-16 08:42:29,997 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2528: havoc main_~node5__m5~7#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2396: havoc main_~node6__m6~11#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6758: havoc main_~node6____CPAchecker_TMP_0~10#1;havoc main_~node6__m6~42#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8740: havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~82#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6362: havoc main_~node6____CPAchecker_TMP_0~8#1;havoc main_~node6__m6~40#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7288: havoc main_~node4____CPAchecker_TMP_0~4#1;havoc main_~node4__m4~12#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2003: havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~14#1; [2024-11-16 08:42:29,998 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8874: havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~83#1; [2024-11-16 08:42:29,999 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2796: havoc main_~node5__m5~8#1; [2024-11-16 08:42:29,999 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L815: havoc main_~node6____CPAchecker_TMP_0~1#1; [2024-11-16 08:42:29,999 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4647: havoc main_~node6__m6~29#1; [2024-11-16 08:42:30,000 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L551: havoc main_~node6__m6~1#1; [2024-11-16 08:42:30,000 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L419: havoc main_~node6____CPAchecker_TMP_0~0#1;havoc main_~node6__m6~0#1; [2024-11-16 08:42:30,002 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8216: havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~76#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5838: havoc main_~node6____CPAchecker_TMP_0~5#1;havoc main_~node6__m6~37#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9934: havoc main_~node6____CPAchecker_TMP_0~27#1;havoc main_~node6__m6~59#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L950: havoc main_~node3____CPAchecker_TMP_0~1#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3329: havoc main_~node6__m6~18#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7162: havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~65#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5445: havoc main_~node5____CPAchecker_TMP_0~2#1;havoc main_~node5__m5~18#1; [2024-11-16 08:42:30,003 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L689: havoc main_~node6__m6~2#1; [2024-11-16 08:42:30,004 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3861: havoc main_~node5__m5~12#1; [2024-11-16 08:42:30,004 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8618: havoc main_~node6____CPAchecker_TMP_0~20#1;havoc main_~node6__m6~52#1; [2024-11-16 08:42:30,004 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10600: havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_83~0#1, main_~assert__arg~82#1;havoc main_~check__tmp~102#1; [2024-11-16 08:42:30,004 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1352: havoc main_~node6__m6~4#1; [2024-11-16 08:42:30,004 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9544: havoc main_~node4____CPAchecker_TMP_0~7#1;havoc main_~node4__m4~15#1; [2024-11-16 08:42:30,005 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4127: havoc main_~check__tmp~38#1;havoc main_~node6__m6~24#1; [2024-11-16 08:42:30,005 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6638: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~59#1; [2024-11-16 08:42:30,006 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6242: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~55#1; [2024-11-16 08:42:30,006 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2543: havoc main_~node6__m6~12#1; [2024-11-16 08:42:30,006 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1223: havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-16 08:42:30,006 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8094: havoc main_~node6____CPAchecker_TMP_0~17#1;havoc main_~node6__m6~49#1; [2024-11-16 08:42:30,006 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3073: havoc main_~check__tmp~27#1;havoc main_~node6__m6~16#1; [2024-11-16 08:42:30,007 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5584: havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~48#1; [2024-11-16 08:42:30,007 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3471: havoc main_~node6__m6~19#1; [2024-11-16 08:42:30,007 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2811: havoc main_~node6__m6~14#1; [2024-11-16 08:42:30,007 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3604: havoc main_~node5__m5~11#1; [2024-11-16 08:42:30,007 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5322: havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~45#1; [2024-11-16 08:42:30,007 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4398: havoc main_~check__tmp~40#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7305: havoc main_~node5____CPAchecker_TMP_0~7#1;havoc main_~node5__m5~23#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10478: havoc main_~node6____CPAchecker_TMP_0~30#1;havoc main_~node6__m6~62#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7968: havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~74#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1494: havoc main_~node6__m6~5#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2684: havoc main_~check__tmp~23#1;havoc main_~node6__m6~13#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8498: havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~79#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1892: havoc main_~check__tmp~13#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3876: havoc main_~node6__m6~22#1; [2024-11-16 08:42:30,008 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5462: havoc main_~node6____CPAchecker_TMP_0~3#1;havoc main_~node6__m6~35#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7444: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~68#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2952: havoc main_~check__tmp~26#1;havoc main_~node6__m6~15#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4803: havoc main_~check__tmp~43#1;havoc main_~node6__m6~30#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10882: havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_86~0#1, main_~assert__arg~85#1;havoc main_~check__tmp~105#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9561: havoc main_~node5____CPAchecker_TMP_0~13#1;havoc main_~node5__m5~29#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9165: havoc main_~node5____CPAchecker_TMP_0~12#1;havoc main_~node5__m5~28#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6128: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~54#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10224: havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_79~0#1, main_~assert__arg~78#1;havoc main_~check__tmp~98#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7846: havoc main_~node6____CPAchecker_TMP_0~16#1;havoc main_~node6__m6~48#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4279: havoc main_~node3__m3~5#1; [2024-11-16 08:42:30,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3619: havoc main_~node6__m6~20#1; [2024-11-16 08:42:30,010 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4544: havoc main_~node5__m5~15#1; [2024-11-16 08:42:30,010 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10358: havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_80~0#1, main_~assert__arg~79#1;havoc main_~check__tmp~99#1; [2024-11-16 08:42:30,010 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4018: havoc main_~check__tmp~37#1;havoc main_~node6__m6~23#1; [2024-11-16 08:42:30,010 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9700: havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_73~0#1, main_~assert__arg~72#1;havoc main_~check__tmp~92#1; [2024-11-16 08:42:30,010 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7322: havoc main_~node6____CPAchecker_TMP_0~13#1;havoc main_~node6__m6~45#1; [2024-11-16 08:42:30,011 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2301: havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~17#1; [2024-11-16 08:42:30,011 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9304: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~88#1; [2024-11-16 08:42:30,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2434: havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~19#1; [2024-11-16 08:42:30,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4945: havoc main_~node5__m5~17#1; [2024-11-16 08:42:30,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1774: havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~11#1; [2024-11-16 08:42:30,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9042: havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~85#1; [2024-11-16 08:42:30,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2040: havoc main_~check__tmp~15#1; [2024-11-16 08:42:30,012 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: havoc main_~node5____CPAchecker_TMP_0~6#1;havoc main_~node5__m5~22#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1645: havoc main_~node4__m4~3#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8384: havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~78#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6006: havoc main_~node6____CPAchecker_TMP_0~6#1;havoc main_~node6__m6~38#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10102: havoc main_~node6____CPAchecker_TMP_0~28#1;havoc main_~node6__m6~60#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3761: havoc main_~check__tmp~34#1;havoc main_~node6__m6~21#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7726: havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~71#1; [2024-11-16 08:42:30,013 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9578: havoc main_~node6____CPAchecker_TMP_0~25#1;havoc main_~node6__m6~57#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6539: havoc main_~node3____CPAchecker_TMP_0~2#1;havoc main_~node3__m3~6#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7068: havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~64#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9182: havoc main_~node6____CPAchecker_TMP_0~23#1;havoc main_~node6__m6~55#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4294: havoc main_~node4__m4~8#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L860: havoc main_~node5____CPAchecker_TMP_0~1#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6806: havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~61#1; [2024-11-16 08:42:30,014 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6410: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~57#1; [2024-11-16 08:42:30,016 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L334: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-16 08:42:30,016 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8262: havoc main_~node6____CPAchecker_TMP_0~18#1;havoc main_~node6__m6~50#1; [2024-11-16 08:42:30,016 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L995: havoc main_~node2____CPAchecker_TMP_0~1#1; [2024-11-16 08:42:30,016 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5752: havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~50#1; [2024-11-16 08:42:30,016 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2581: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~21#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4960: havoc main_~node6__m6~32#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8792: havoc main_~node4____CPAchecker_TMP_0~6#1;havoc main_~node4__m4~14#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3375: havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~28#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1129: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5886: havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~51#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9982: havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_76~0#1, main_~assert__arg~75#1;havoc main_~check__tmp~95#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3509: havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~30#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2849: havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~24#1; [2024-11-16 08:42:30,017 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1660: havoc main_~node5__m5~4#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5228: havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~44#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6946: havoc main_~node6____CPAchecker_TMP_0~11#1;havoc main_~node6__m6~43#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1398: havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8666: havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~81#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1532: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L475: havoc main_~node1__m1~1#1;havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10649: havoc main_~node5____CPAchecker_TMP_0~16#1;havoc main_~node5__m5~32#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4176: havoc main_~node6__m6~25#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5630: havoc main_~node6____CPAchecker_TMP_0~4#1;havoc main_~node6__m6~36#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7612: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~70#1; [2024-11-16 08:42:30,018 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4309: havoc main_~node5__m5~14#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6556: havoc main_~node4____CPAchecker_TMP_0~3#1;havoc main_~node4__m4~11#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8142: havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~75#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3914: havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~35#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L613: havoc main_~node1__m1~2#1;havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10788: havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_85~0#1, main_~assert__arg~84#1;havoc main_~check__tmp~104#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L351: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__m2~0#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1276: havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10526: havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_82~0#1, main_~assert__arg~81#1;havoc main_~check__tmp~101#1; [2024-11-16 08:42:30,019 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8809: havoc main_~node5____CPAchecker_TMP_0~11#1;havoc main_~node5__m5~27#1; [2024-11-16 08:42:30,020 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1675: havoc main_~node6__m6~6#1; [2024-11-16 08:42:30,020 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3657: havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~32#1; [2024-11-16 08:42:30,020 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9868: havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_75~0#1, main_~assert__arg~74#1;havoc main_~check__tmp~94#1; [2024-11-16 08:42:30,020 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L751: havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-16 08:42:30,020 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7490: havoc main_~node6____CPAchecker_TMP_0~14#1;havoc main_~node6__m6~46#1; [2024-11-16 08:42:30,020 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9472: havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~90#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2470: havoc main_~check__tmp~20#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5510: havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~47#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4586: havoc main_~check__tmp~42#1;havoc main_~node6__m6~28#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491: havoc main_~node2__m2~1#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3134: havoc main_~node6__m6~17#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8948: havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~84#1; [2024-11-16 08:42:30,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L10666: havoc main_~node6____CPAchecker_TMP_0~31#1;havoc main_~node6__m6~63#1; [2024-11-16 08:42:30,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2210: havoc main_~node3__m3~3#1; [2024-11-16 08:42:30,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4324: havoc main_~node6__m6~26#1; [2024-11-16 08:42:30,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3269: havoc main_~node2__m2~3#1; [2024-11-16 08:42:30,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8026: havoc main_~node2____CPAchecker_TMP_0~2#1;havoc main_~node2__m2~4#1; [2024-11-16 08:42:30,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7894: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~73#1; [2024-11-16 08:42:30,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6573: havoc main_~node5____CPAchecker_TMP_0~5#1;havoc main_~node5__m5~21#1; [2024-11-16 08:42:30,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6177: havoc main_~node5____CPAchecker_TMP_0~4#1;havoc main_~node5__m5~20#1; [2024-11-16 08:42:30,028 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1817: havoc main_~node6__m6~7#1; [2024-11-16 08:42:30,029 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1950: havoc main_~node5__m5~5#1; [2024-11-16 08:42:30,029 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9746: havoc main_~node6____CPAchecker_TMP_0~26#1;havoc main_~node6__m6~58#1; [2024-11-16 08:42:30,029 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L629: havoc main_~node2__m2~2#1; [2024-11-16 08:42:30,029 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7236: havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~66#1; [2024-11-16 08:42:30,029 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9350: havoc main_~node6____CPAchecker_TMP_0~24#1;havoc main_~node6__m6~56#1; [2024-11-16 08:42:30,356 INFO L? ?]: Removed 1124 outVars from TransFormulas that were not future-live. [2024-11-16 08:42:30,356 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:42:30,390 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:42:30,390 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:42:30,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:42:30 BoogieIcfgContainer [2024-11-16 08:42:30,391 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:42:30,393 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:42:30,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:42:30,396 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:42:30,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:42:24" (1/3) ... [2024-11-16 08:42:30,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f045ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:42:30, skipping insertion in model container [2024-11-16 08:42:30,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:42:25" (2/3) ... [2024-11-16 08:42:30,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f045ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:42:30, skipping insertion in model container [2024-11-16 08:42:30,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:42:30" (3/3) ... [2024-11-16 08:42:30,399 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+lhb-reducer.c [2024-11-16 08:42:30,415 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:42:30,415 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2024-11-16 08:42:30,529 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:42:30,537 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@634c8ff8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:42:30,538 INFO L334 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2024-11-16 08:42:30,549 INFO L276 IsEmpty]: Start isEmpty. Operand has 1156 states, 1133 states have (on average 1.8367166813768756) internal successors, (2081), 1155 states have internal predecessors, (2081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:42:30,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:30,580 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:30,581 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:30,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:30,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1292291029, now seen corresponding path program 1 times [2024-11-16 08:42:30,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:30,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763465777] [2024-11-16 08:42:30,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:30,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:31,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:31,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:31,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763465777] [2024-11-16 08:42:31,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763465777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:31,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:31,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:42:31,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904042728] [2024-11-16 08:42:31,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:31,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:42:31,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:31,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:42:31,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:42:31,370 INFO L87 Difference]: Start difference. First operand has 1156 states, 1133 states have (on average 1.8367166813768756) internal successors, (2081), 1155 states have internal predecessors, (2081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:32,223 INFO L93 Difference]: Finished difference Result 1743 states and 3040 transitions. [2024-11-16 08:42:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:42:32,226 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-16 08:42:32,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:32,249 INFO L225 Difference]: With dead ends: 1743 [2024-11-16 08:42:32,249 INFO L226 Difference]: Without dead ends: 899 [2024-11-16 08:42:32,258 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:32,263 INFO L432 NwaCegarLoop]: 1030 mSDtfsCounter, 4570 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4570 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:32,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4570 Valid, 1092 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 542 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:32,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2024-11-16 08:42:32,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 899. [2024-11-16 08:42:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 899 states, 877 states have (on average 1.3090079817559863) internal successors, (1148), 898 states have internal predecessors, (1148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 1148 transitions. [2024-11-16 08:42:32,348 INFO L78 Accepts]: Start accepts. Automaton has 899 states and 1148 transitions. Word has length 86 [2024-11-16 08:42:32,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:32,349 INFO L471 AbstractCegarLoop]: Abstraction has 899 states and 1148 transitions. [2024-11-16 08:42:32,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,350 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1148 transitions. [2024-11-16 08:42:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-16 08:42:32,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:32,359 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:32,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:42:32,360 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:32,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:32,360 INFO L85 PathProgramCache]: Analyzing trace with hash 515339527, now seen corresponding path program 1 times [2024-11-16 08:42:32,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:32,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378829913] [2024-11-16 08:42:32,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:32,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:32,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:32,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:32,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378829913] [2024-11-16 08:42:32,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378829913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:32,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:32,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:42:32,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152553388] [2024-11-16 08:42:32,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:32,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:42:32,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:32,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:42:32,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:42:32,634 INFO L87 Difference]: Start difference. First operand 899 states and 1148 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:33,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:33,366 INFO L93 Difference]: Finished difference Result 1828 states and 2419 transitions. [2024-11-16 08:42:33,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:42:33,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-11-16 08:42:33,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:33,370 INFO L225 Difference]: With dead ends: 1828 [2024-11-16 08:42:33,371 INFO L226 Difference]: Without dead ends: 1113 [2024-11-16 08:42:33,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:33,373 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 3875 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3875 SdHoareTripleChecker+Valid, 851 SdHoareTripleChecker+Invalid, 631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:33,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3875 Valid, 851 Invalid, 631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:33,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2024-11-16 08:42:33,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1033. [2024-11-16 08:42:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1011 states have (on average 1.3867457962413452) internal successors, (1402), 1032 states have internal predecessors, (1402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1402 transitions. [2024-11-16 08:42:33,435 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1402 transitions. Word has length 87 [2024-11-16 08:42:33,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:33,442 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1402 transitions. [2024-11-16 08:42:33,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1402 transitions. [2024-11-16 08:42:33,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-16 08:42:33,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:33,448 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:33,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:42:33,449 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:33,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:33,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1518916083, now seen corresponding path program 1 times [2024-11-16 08:42:33,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:33,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221400548] [2024-11-16 08:42:33,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:33,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:33,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:33,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:33,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221400548] [2024-11-16 08:42:33,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221400548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:33,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:33,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:42:33,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004731840] [2024-11-16 08:42:33,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:33,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:42:33,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:33,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:42:33,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:42:33,682 INFO L87 Difference]: Start difference. First operand 1033 states and 1402 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:34,165 INFO L93 Difference]: Finished difference Result 1882 states and 2605 transitions. [2024-11-16 08:42:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:42:34,165 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-11-16 08:42:34,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:34,169 INFO L225 Difference]: With dead ends: 1882 [2024-11-16 08:42:34,169 INFO L226 Difference]: Without dead ends: 966 [2024-11-16 08:42:34,170 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:34,171 INFO L432 NwaCegarLoop]: 525 mSDtfsCounter, 2690 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2690 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:34,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2690 Valid, 537 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:34,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2024-11-16 08:42:34,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 966. [2024-11-16 08:42:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 966 states, 944 states have (on average 1.4036016949152543) internal successors, (1325), 965 states have internal predecessors, (1325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1325 transitions. [2024-11-16 08:42:34,190 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1325 transitions. Word has length 88 [2024-11-16 08:42:34,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:34,191 INFO L471 AbstractCegarLoop]: Abstraction has 966 states and 1325 transitions. [2024-11-16 08:42:34,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1325 transitions. [2024-11-16 08:42:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-16 08:42:34,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:34,194 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:34,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:42:34,194 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:34,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:34,195 INFO L85 PathProgramCache]: Analyzing trace with hash 142486463, now seen corresponding path program 1 times [2024-11-16 08:42:34,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:34,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650696871] [2024-11-16 08:42:34,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:34,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:34,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:34,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650696871] [2024-11-16 08:42:34,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650696871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:34,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:34,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:42:34,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814738992] [2024-11-16 08:42:34,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:34,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:42:34,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:34,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:42:34,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:42:34,416 INFO L87 Difference]: Start difference. First operand 966 states and 1325 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,020 INFO L93 Difference]: Finished difference Result 1815 states and 2526 transitions. [2024-11-16 08:42:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:42:35,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-11-16 08:42:35,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,025 INFO L225 Difference]: With dead ends: 1815 [2024-11-16 08:42:35,025 INFO L226 Difference]: Without dead ends: 946 [2024-11-16 08:42:35,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:35,027 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 2543 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2543 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2543 Valid, 449 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:35,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2024-11-16 08:42:35,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 946. [2024-11-16 08:42:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 924 states have (on average 1.405844155844156) internal successors, (1299), 945 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1299 transitions. [2024-11-16 08:42:35,050 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1299 transitions. Word has length 89 [2024-11-16 08:42:35,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,051 INFO L471 AbstractCegarLoop]: Abstraction has 946 states and 1299 transitions. [2024-11-16 08:42:35,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1299 transitions. [2024-11-16 08:42:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-16 08:42:35,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,054 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:35,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 08:42:35,054 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:35,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,055 INFO L85 PathProgramCache]: Analyzing trace with hash 2120538565, now seen corresponding path program 1 times [2024-11-16 08:42:35,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499782423] [2024-11-16 08:42:35,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:35,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:35,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499782423] [2024-11-16 08:42:35,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499782423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:35,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:35,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:42:35,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198593859] [2024-11-16 08:42:35,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:35,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:42:35,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:35,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:42:35,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:42:35,215 INFO L87 Difference]: Start difference. First operand 946 states and 1299 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,651 INFO L93 Difference]: Finished difference Result 1795 states and 2498 transitions. [2024-11-16 08:42:35,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:42:35,652 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-11-16 08:42:35,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,655 INFO L225 Difference]: With dead ends: 1795 [2024-11-16 08:42:35,656 INFO L226 Difference]: Without dead ends: 924 [2024-11-16 08:42:35,657 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:35,657 INFO L432 NwaCegarLoop]: 485 mSDtfsCounter, 2527 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2527 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,658 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2527 Valid, 505 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 386 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:35,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2024-11-16 08:42:35,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 924. [2024-11-16 08:42:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.4113082039911309) internal successors, (1273), 923 states have internal predecessors, (1273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1273 transitions. [2024-11-16 08:42:35,676 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1273 transitions. Word has length 90 [2024-11-16 08:42:35,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,676 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1273 transitions. [2024-11-16 08:42:35,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1273 transitions. [2024-11-16 08:42:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-16 08:42:35,678 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,678 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:35,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 08:42:35,679 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:35,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1030416649, now seen corresponding path program 1 times [2024-11-16 08:42:35,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436600356] [2024-11-16 08:42:35,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:35,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:35,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436600356] [2024-11-16 08:42:35,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436600356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:35,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:35,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:42:35,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871254932] [2024-11-16 08:42:35,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:35,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:42:35,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:35,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:42:35,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:42:35,845 INFO L87 Difference]: Start difference. First operand 924 states and 1273 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,277 INFO L93 Difference]: Finished difference Result 1773 states and 2470 transitions. [2024-11-16 08:42:36,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:42:36,277 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2024-11-16 08:42:36,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,281 INFO L225 Difference]: With dead ends: 1773 [2024-11-16 08:42:36,281 INFO L226 Difference]: Without dead ends: 916 [2024-11-16 08:42:36,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:36,283 INFO L432 NwaCegarLoop]: 443 mSDtfsCounter, 2463 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2463 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2463 Valid, 479 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:36,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2024-11-16 08:42:36,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 916. [2024-11-16 08:42:36,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.4116331096196868) internal successors, (1262), 915 states have internal predecessors, (1262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1262 transitions. [2024-11-16 08:42:36,302 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1262 transitions. Word has length 91 [2024-11-16 08:42:36,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,303 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1262 transitions. [2024-11-16 08:42:36,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1262 transitions. [2024-11-16 08:42:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-16 08:42:36,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,305 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:36,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 08:42:36,306 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:36,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,307 INFO L85 PathProgramCache]: Analyzing trace with hash 653169085, now seen corresponding path program 1 times [2024-11-16 08:42:36,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129113645] [2024-11-16 08:42:36,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:36,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129113645] [2024-11-16 08:42:36,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129113645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 08:42:36,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074360159] [2024-11-16 08:42:36,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 08:42:36,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 08:42:36,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:36,869 INFO L87 Difference]: Start difference. First operand 916 states and 1262 transitions. Second operand has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:38,203 INFO L93 Difference]: Finished difference Result 1674 states and 2303 transitions. [2024-11-16 08:42:38,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:38,204 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-16 08:42:38,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:38,208 INFO L225 Difference]: With dead ends: 1674 [2024-11-16 08:42:38,209 INFO L226 Difference]: Without dead ends: 1266 [2024-11-16 08:42:38,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:42:38,211 INFO L432 NwaCegarLoop]: 484 mSDtfsCounter, 3647 mSDsluCounter, 2078 mSDsCounter, 0 mSdLazyCounter, 2028 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3647 SdHoareTripleChecker+Valid, 2562 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:38,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3647 Valid, 2562 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 2028 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 08:42:38,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1266 states. [2024-11-16 08:42:38,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1266 to 916. [2024-11-16 08:42:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.4093959731543624) internal successors, (1260), 915 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1260 transitions. [2024-11-16 08:42:38,238 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1260 transitions. Word has length 92 [2024-11-16 08:42:38,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:38,238 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1260 transitions. [2024-11-16 08:42:38,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1260 transitions. [2024-11-16 08:42:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-16 08:42:38,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:38,241 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:38,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 08:42:38,241 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:38,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:38,242 INFO L85 PathProgramCache]: Analyzing trace with hash -185625847, now seen corresponding path program 1 times [2024-11-16 08:42:38,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:38,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418748513] [2024-11-16 08:42:38,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:38,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:38,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:38,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418748513] [2024-11-16 08:42:38,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418748513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:38,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:38,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:38,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447511031] [2024-11-16 08:42:38,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:38,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 08:42:38,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:38,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 08:42:38,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:42:38,687 INFO L87 Difference]: Start difference. First operand 916 states and 1260 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 7 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:39,736 INFO L93 Difference]: Finished difference Result 1677 states and 2242 transitions. [2024-11-16 08:42:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:42:39,737 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 7 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-16 08:42:39,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:39,741 INFO L225 Difference]: With dead ends: 1677 [2024-11-16 08:42:39,741 INFO L226 Difference]: Without dead ends: 1251 [2024-11-16 08:42:39,742 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:39,743 INFO L432 NwaCegarLoop]: 416 mSDtfsCounter, 3480 mSDsluCounter, 1372 mSDsCounter, 0 mSdLazyCounter, 1736 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3480 SdHoareTripleChecker+Valid, 1788 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:39,743 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3480 Valid, 1788 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1736 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:42:39,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2024-11-16 08:42:39,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 916. [2024-11-16 08:42:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.4082774049217002) internal successors, (1259), 915 states have internal predecessors, (1259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1259 transitions. [2024-11-16 08:42:39,763 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1259 transitions. Word has length 92 [2024-11-16 08:42:39,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:39,763 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1259 transitions. [2024-11-16 08:42:39,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 7 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,763 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1259 transitions. [2024-11-16 08:42:39,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-16 08:42:39,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:39,765 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:39,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 08:42:39,765 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:39,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:39,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1963063188, now seen corresponding path program 1 times [2024-11-16 08:42:39,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:39,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022393443] [2024-11-16 08:42:39,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:39,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:40,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:40,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022393443] [2024-11-16 08:42:40,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022393443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:40,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:40,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:40,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337524748] [2024-11-16 08:42:40,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:40,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:40,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:40,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:40,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:40,198 INFO L87 Difference]: Start difference. First operand 916 states and 1259 transitions. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:41,206 INFO L93 Difference]: Finished difference Result 1350 states and 1880 transitions. [2024-11-16 08:42:41,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:41,207 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-16 08:42:41,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:41,210 INFO L225 Difference]: With dead ends: 1350 [2024-11-16 08:42:41,210 INFO L226 Difference]: Without dead ends: 1077 [2024-11-16 08:42:41,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:42:41,211 INFO L432 NwaCegarLoop]: 485 mSDtfsCounter, 2109 mSDsluCounter, 2049 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2109 SdHoareTripleChecker+Valid, 2534 SdHoareTripleChecker+Invalid, 1966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:41,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2109 Valid, 2534 Invalid, 1966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:42:41,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2024-11-16 08:42:41,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 916. [2024-11-16 08:42:41,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.407158836689038) internal successors, (1258), 915 states have internal predecessors, (1258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1258 transitions. [2024-11-16 08:42:41,230 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1258 transitions. Word has length 92 [2024-11-16 08:42:41,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:41,230 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1258 transitions. [2024-11-16 08:42:41,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,231 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1258 transitions. [2024-11-16 08:42:41,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-16 08:42:41,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:41,232 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:41,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 08:42:41,233 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:41,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:41,233 INFO L85 PathProgramCache]: Analyzing trace with hash 115305652, now seen corresponding path program 1 times [2024-11-16 08:42:41,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:41,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252553180] [2024-11-16 08:42:41,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:41,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:41,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:41,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252553180] [2024-11-16 08:42:41,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252553180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:41,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:41,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:41,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872552538] [2024-11-16 08:42:41,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:41,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:41,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:41,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:41,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:41,651 INFO L87 Difference]: Start difference. First operand 916 states and 1258 transitions. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,974 INFO L93 Difference]: Finished difference Result 1654 states and 2296 transitions. [2024-11-16 08:42:42,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:42,975 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-16 08:42:42,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,980 INFO L225 Difference]: With dead ends: 1654 [2024-11-16 08:42:42,980 INFO L226 Difference]: Without dead ends: 1450 [2024-11-16 08:42:42,982 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:42,982 INFO L432 NwaCegarLoop]: 740 mSDtfsCounter, 3466 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 2809 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3466 SdHoareTripleChecker+Valid, 3702 SdHoareTripleChecker+Invalid, 2815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,982 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3466 Valid, 3702 Invalid, 2815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2809 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 08:42:42,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2024-11-16 08:42:42,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 916. [2024-11-16 08:42:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.4060402684563758) internal successors, (1257), 915 states have internal predecessors, (1257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1257 transitions. [2024-11-16 08:42:43,001 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1257 transitions. Word has length 92 [2024-11-16 08:42:43,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:43,001 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1257 transitions. [2024-11-16 08:42:43,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1257 transitions. [2024-11-16 08:42:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:42:43,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:43,003 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:43,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 08:42:43,004 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:43,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:43,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1779477676, now seen corresponding path program 1 times [2024-11-16 08:42:43,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:43,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072051754] [2024-11-16 08:42:43,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:43,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:43,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072051754] [2024-11-16 08:42:43,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072051754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:43,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:43,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:43,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603604694] [2024-11-16 08:42:43,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:43,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:43,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:43,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:43,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:43,630 INFO L87 Difference]: Start difference. First operand 916 states and 1257 transitions. Second operand has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:45,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:45,515 INFO L93 Difference]: Finished difference Result 2292 states and 3221 transitions. [2024-11-16 08:42:45,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:45,516 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:42:45,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:45,522 INFO L225 Difference]: With dead ends: 2292 [2024-11-16 08:42:45,522 INFO L226 Difference]: Without dead ends: 2074 [2024-11-16 08:42:45,523 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:45,524 INFO L432 NwaCegarLoop]: 730 mSDtfsCounter, 6461 mSDsluCounter, 2679 mSDsCounter, 0 mSdLazyCounter, 2737 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6461 SdHoareTripleChecker+Valid, 3409 SdHoareTripleChecker+Invalid, 2942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 2737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:45,524 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6461 Valid, 3409 Invalid, 2942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 2737 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 08:42:45,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2074 states. [2024-11-16 08:42:45,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2074 to 920. [2024-11-16 08:42:45,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.4042316258351892) internal successors, (1261), 919 states have internal predecessors, (1261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:45,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1261 transitions. [2024-11-16 08:42:45,545 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1261 transitions. Word has length 94 [2024-11-16 08:42:45,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:45,545 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1261 transitions. [2024-11-16 08:42:45,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1261 transitions. [2024-11-16 08:42:45,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:42:45,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:45,547 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:45,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 08:42:45,547 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:45,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:45,548 INFO L85 PathProgramCache]: Analyzing trace with hash -812289308, now seen corresponding path program 1 times [2024-11-16 08:42:45,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:45,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470750746] [2024-11-16 08:42:45,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:45,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:45,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:45,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470750746] [2024-11-16 08:42:45,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470750746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:45,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:45,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:45,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441058722] [2024-11-16 08:42:45,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:45,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:45,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:45,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:45,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:45,892 INFO L87 Difference]: Start difference. First operand 920 states and 1261 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:46,930 INFO L93 Difference]: Finished difference Result 1605 states and 2216 transitions. [2024-11-16 08:42:46,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:46,931 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:42:46,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:46,934 INFO L225 Difference]: With dead ends: 1605 [2024-11-16 08:42:46,934 INFO L226 Difference]: Without dead ends: 1426 [2024-11-16 08:42:46,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:46,936 INFO L432 NwaCegarLoop]: 516 mSDtfsCounter, 3794 mSDsluCounter, 1727 mSDsCounter, 0 mSdLazyCounter, 1780 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3794 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:46,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3794 Valid, 2243 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1780 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:42:46,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-11-16 08:42:46,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 920. [2024-11-16 08:42:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.4031180400890868) internal successors, (1260), 919 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1260 transitions. [2024-11-16 08:42:46,954 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1260 transitions. Word has length 94 [2024-11-16 08:42:46,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:46,955 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1260 transitions. [2024-11-16 08:42:46,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,955 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1260 transitions. [2024-11-16 08:42:46,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:42:46,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:46,957 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:46,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 08:42:46,957 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:46,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:46,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1334396532, now seen corresponding path program 1 times [2024-11-16 08:42:46,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:46,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122632844] [2024-11-16 08:42:46,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:46,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:47,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:47,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122632844] [2024-11-16 08:42:47,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122632844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:47,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:47,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:47,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581391218] [2024-11-16 08:42:47,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:47,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:47,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:47,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:47,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:47,606 INFO L87 Difference]: Start difference. First operand 920 states and 1260 transitions. Second operand has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:49,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:49,231 INFO L93 Difference]: Finished difference Result 2149 states and 3006 transitions. [2024-11-16 08:42:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:49,232 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:42:49,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:49,236 INFO L225 Difference]: With dead ends: 2149 [2024-11-16 08:42:49,236 INFO L226 Difference]: Without dead ends: 1970 [2024-11-16 08:42:49,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:49,238 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 8326 mSDsluCounter, 1971 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8326 SdHoareTripleChecker+Valid, 2481 SdHoareTripleChecker+Invalid, 2256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:49,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8326 Valid, 2481 Invalid, 2256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:42:49,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1970 states. [2024-11-16 08:42:49,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1970 to 924. [2024-11-16 08:42:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.401330376940133) internal successors, (1264), 923 states have internal predecessors, (1264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1264 transitions. [2024-11-16 08:42:49,260 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1264 transitions. Word has length 94 [2024-11-16 08:42:49,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:49,260 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1264 transitions. [2024-11-16 08:42:49,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.833333333333333) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1264 transitions. [2024-11-16 08:42:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:42:49,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:49,262 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:49,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 08:42:49,263 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:49,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:49,263 INFO L85 PathProgramCache]: Analyzing trace with hash 2116356914, now seen corresponding path program 1 times [2024-11-16 08:42:49,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:49,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045625718] [2024-11-16 08:42:49,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:49,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:49,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:49,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:49,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045625718] [2024-11-16 08:42:49,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045625718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:49,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:49,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:49,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242819600] [2024-11-16 08:42:49,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:49,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:49,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:49,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:49,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:49,677 INFO L87 Difference]: Start difference. First operand 924 states and 1264 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:50,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:50,575 INFO L93 Difference]: Finished difference Result 1600 states and 2209 transitions. [2024-11-16 08:42:50,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:50,576 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:42:50,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:50,580 INFO L225 Difference]: With dead ends: 1600 [2024-11-16 08:42:50,580 INFO L226 Difference]: Without dead ends: 1426 [2024-11-16 08:42:50,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:50,581 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 4693 mSDsluCounter, 1671 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4693 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:50,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4693 Valid, 2169 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:42:50,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-11-16 08:42:50,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 924. [2024-11-16 08:42:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.400221729490022) internal successors, (1263), 923 states have internal predecessors, (1263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1263 transitions. [2024-11-16 08:42:50,597 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1263 transitions. Word has length 94 [2024-11-16 08:42:50,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:50,598 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1263 transitions. [2024-11-16 08:42:50,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1263 transitions. [2024-11-16 08:42:50,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:42:50,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:50,600 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:50,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 08:42:50,600 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:50,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:50,601 INFO L85 PathProgramCache]: Analyzing trace with hash 611716137, now seen corresponding path program 1 times [2024-11-16 08:42:50,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:50,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332523764] [2024-11-16 08:42:50,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:50,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:50,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:50,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332523764] [2024-11-16 08:42:50,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332523764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:50,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:50,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:50,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523052322] [2024-11-16 08:42:50,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:50,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:50,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:50,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:50,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:50,969 INFO L87 Difference]: Start difference. First operand 924 states and 1263 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:52,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:52,056 INFO L93 Difference]: Finished difference Result 1706 states and 2358 transitions. [2024-11-16 08:42:52,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:52,056 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:42:52,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:52,060 INFO L225 Difference]: With dead ends: 1706 [2024-11-16 08:42:52,060 INFO L226 Difference]: Without dead ends: 1454 [2024-11-16 08:42:52,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:52,061 INFO L432 NwaCegarLoop]: 644 mSDtfsCounter, 3627 mSDsluCounter, 2676 mSDsCounter, 0 mSdLazyCounter, 2468 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3627 SdHoareTripleChecker+Valid, 3320 SdHoareTripleChecker+Invalid, 2475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:52,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3627 Valid, 3320 Invalid, 2475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:42:52,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2024-11-16 08:42:52,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 924. [2024-11-16 08:42:52,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.3980044345898004) internal successors, (1261), 923 states have internal predecessors, (1261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1261 transitions. [2024-11-16 08:42:52,078 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1261 transitions. Word has length 94 [2024-11-16 08:42:52,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:52,078 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1261 transitions. [2024-11-16 08:42:52,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1261 transitions. [2024-11-16 08:42:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-16 08:42:52,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:52,080 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:52,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 08:42:52,081 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:52,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:52,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1578904505, now seen corresponding path program 1 times [2024-11-16 08:42:52,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:52,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734975017] [2024-11-16 08:42:52,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:52,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:52,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:52,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734975017] [2024-11-16 08:42:52,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734975017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:52,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:52,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:52,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162159549] [2024-11-16 08:42:52,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:52,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:52,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:52,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:52,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:52,426 INFO L87 Difference]: Start difference. First operand 924 states and 1261 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:53,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:53,331 INFO L93 Difference]: Finished difference Result 1624 states and 2238 transitions. [2024-11-16 08:42:53,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:53,332 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-16 08:42:53,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:53,335 INFO L225 Difference]: With dead ends: 1624 [2024-11-16 08:42:53,335 INFO L226 Difference]: Without dead ends: 1426 [2024-11-16 08:42:53,336 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:53,336 INFO L432 NwaCegarLoop]: 544 mSDtfsCounter, 2938 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 2033 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2938 SdHoareTripleChecker+Valid, 2619 SdHoareTripleChecker+Invalid, 2039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:53,337 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2938 Valid, 2619 Invalid, 2039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2033 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:42:53,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-11-16 08:42:53,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 924. [2024-11-16 08:42:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.3957871396895787) internal successors, (1259), 923 states have internal predecessors, (1259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:53,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1259 transitions. [2024-11-16 08:42:53,352 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1259 transitions. Word has length 94 [2024-11-16 08:42:53,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:53,353 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1259 transitions. [2024-11-16 08:42:53,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:53,353 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1259 transitions. [2024-11-16 08:42:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-16 08:42:53,355 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:53,355 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:53,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 08:42:53,355 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:53,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:53,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1836790335, now seen corresponding path program 1 times [2024-11-16 08:42:53,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:53,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101875965] [2024-11-16 08:42:53,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:53,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:53,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:53,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101875965] [2024-11-16 08:42:53,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101875965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:53,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:53,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:53,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80636226] [2024-11-16 08:42:53,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:53,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:53,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:53,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:53,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:53,647 INFO L87 Difference]: Start difference. First operand 924 states and 1259 transitions. Second operand has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:54,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:54,497 INFO L93 Difference]: Finished difference Result 1363 states and 1832 transitions. [2024-11-16 08:42:54,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:54,497 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2024-11-16 08:42:54,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:54,501 INFO L225 Difference]: With dead ends: 1363 [2024-11-16 08:42:54,501 INFO L226 Difference]: Without dead ends: 1358 [2024-11-16 08:42:54,502 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:54,502 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 4626 mSDsluCounter, 1449 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4626 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:54,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4626 Valid, 1904 Invalid, 1604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:54,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2024-11-16 08:42:54,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 924. [2024-11-16 08:42:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.394678492239468) internal successors, (1258), 923 states have internal predecessors, (1258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1258 transitions. [2024-11-16 08:42:54,521 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1258 transitions. Word has length 95 [2024-11-16 08:42:54,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:54,521 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1258 transitions. [2024-11-16 08:42:54,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1258 transitions. [2024-11-16 08:42:54,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-16 08:42:54,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:54,524 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:54,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 08:42:54,524 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:54,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:54,525 INFO L85 PathProgramCache]: Analyzing trace with hash -293200527, now seen corresponding path program 1 times [2024-11-16 08:42:54,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:54,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164468834] [2024-11-16 08:42:54,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:54,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:54,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:54,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164468834] [2024-11-16 08:42:54,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164468834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:54,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:54,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:54,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624126954] [2024-11-16 08:42:54,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:54,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:54,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:54,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:54,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:54,869 INFO L87 Difference]: Start difference. First operand 924 states and 1258 transitions. Second operand has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:55,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:55,955 INFO L93 Difference]: Finished difference Result 1672 states and 2304 transitions. [2024-11-16 08:42:55,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:55,955 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2024-11-16 08:42:55,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:55,958 INFO L225 Difference]: With dead ends: 1672 [2024-11-16 08:42:55,958 INFO L226 Difference]: Without dead ends: 1454 [2024-11-16 08:42:55,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:55,960 INFO L432 NwaCegarLoop]: 737 mSDtfsCounter, 1752 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 2410 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 3136 SdHoareTripleChecker+Invalid, 2415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:55,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1752 Valid, 3136 Invalid, 2415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2410 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:42:55,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2024-11-16 08:42:55,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 920. [2024-11-16 08:42:55,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3953229398663698) internal successors, (1253), 919 states have internal predecessors, (1253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:55,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1253 transitions. [2024-11-16 08:42:55,974 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1253 transitions. Word has length 95 [2024-11-16 08:42:55,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:55,974 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1253 transitions. [2024-11-16 08:42:55,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1253 transitions. [2024-11-16 08:42:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:42:55,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:55,976 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:55,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 08:42:55,977 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:55,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:55,977 INFO L85 PathProgramCache]: Analyzing trace with hash 858201460, now seen corresponding path program 1 times [2024-11-16 08:42:55,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:55,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22340825] [2024-11-16 08:42:55,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:55,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:56,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:56,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22340825] [2024-11-16 08:42:56,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22340825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:56,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:56,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:56,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799814526] [2024-11-16 08:42:56,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:56,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:56,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:56,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:56,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:56,272 INFO L87 Difference]: Start difference. First operand 920 states and 1253 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:57,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:57,150 INFO L93 Difference]: Finished difference Result 1573 states and 2150 transitions. [2024-11-16 08:42:57,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:57,150 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:42:57,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:57,153 INFO L225 Difference]: With dead ends: 1573 [2024-11-16 08:42:57,153 INFO L226 Difference]: Without dead ends: 1402 [2024-11-16 08:42:57,153 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:57,154 INFO L432 NwaCegarLoop]: 522 mSDtfsCounter, 2132 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1796 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 2235 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:57,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2132 Valid, 2235 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1796 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:57,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2024-11-16 08:42:57,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 920. [2024-11-16 08:42:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3942093541202674) internal successors, (1252), 919 states have internal predecessors, (1252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:57,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1252 transitions. [2024-11-16 08:42:57,165 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1252 transitions. Word has length 96 [2024-11-16 08:42:57,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:57,165 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1252 transitions. [2024-11-16 08:42:57,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:57,165 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1252 transitions. [2024-11-16 08:42:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:42:57,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:57,168 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:57,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 08:42:57,168 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:57,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:57,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1284082678, now seen corresponding path program 1 times [2024-11-16 08:42:57,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:57,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114812051] [2024-11-16 08:42:57,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:57,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:57,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:57,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114812051] [2024-11-16 08:42:57,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114812051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:57,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:57,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:57,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151768767] [2024-11-16 08:42:57,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:57,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:57,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:57,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:57,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:57,760 INFO L87 Difference]: Start difference. First operand 920 states and 1252 transitions. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:59,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:59,445 INFO L93 Difference]: Finished difference Result 2154 states and 2999 transitions. [2024-11-16 08:42:59,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:59,446 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:42:59,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:59,452 INFO L225 Difference]: With dead ends: 2154 [2024-11-16 08:42:59,452 INFO L226 Difference]: Without dead ends: 1966 [2024-11-16 08:42:59,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:59,454 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 5637 mSDsluCounter, 2383 mSDsCounter, 0 mSdLazyCounter, 2458 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5637 SdHoareTripleChecker+Valid, 3023 SdHoareTripleChecker+Invalid, 2683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:59,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5637 Valid, 3023 Invalid, 2683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2458 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:42:59,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2024-11-16 08:42:59,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 924. [2024-11-16 08:42:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.3924611973392462) internal successors, (1256), 923 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1256 transitions. [2024-11-16 08:42:59,471 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1256 transitions. Word has length 96 [2024-11-16 08:42:59,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:59,472 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1256 transitions. [2024-11-16 08:42:59,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1256 transitions. [2024-11-16 08:42:59,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:42:59,474 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:59,474 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:59,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 08:42:59,474 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:42:59,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:59,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1691469022, now seen corresponding path program 1 times [2024-11-16 08:42:59,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:59,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887920982] [2024-11-16 08:42:59,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:59,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:59,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:59,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:59,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887920982] [2024-11-16 08:42:59,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887920982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:59,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:59,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:59,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402314206] [2024-11-16 08:42:59,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:59,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:59,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:59,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:59,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:59,809 INFO L87 Difference]: Start difference. First operand 924 states and 1256 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:00,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:00,984 INFO L93 Difference]: Finished difference Result 1572 states and 2148 transitions. [2024-11-16 08:43:00,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:00,985 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:00,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:00,988 INFO L225 Difference]: With dead ends: 1572 [2024-11-16 08:43:00,988 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:00,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:00,989 INFO L432 NwaCegarLoop]: 573 mSDtfsCounter, 3694 mSDsluCounter, 2368 mSDsCounter, 0 mSdLazyCounter, 2321 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3694 SdHoareTripleChecker+Valid, 2941 SdHoareTripleChecker+Invalid, 2327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:00,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3694 Valid, 2941 Invalid, 2327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2321 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:43:00,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:01,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 924. [2024-11-16 08:43:01,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.3913525498891353) internal successors, (1255), 923 states have internal predecessors, (1255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1255 transitions. [2024-11-16 08:43:01,003 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1255 transitions. Word has length 96 [2024-11-16 08:43:01,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:01,003 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1255 transitions. [2024-11-16 08:43:01,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1255 transitions. [2024-11-16 08:43:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:01,005 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:01,005 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:01,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 08:43:01,005 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:01,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:01,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1783160548, now seen corresponding path program 1 times [2024-11-16 08:43:01,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:01,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685996721] [2024-11-16 08:43:01,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:01,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:01,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:01,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685996721] [2024-11-16 08:43:01,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685996721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:01,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:01,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:43:01,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135389937] [2024-11-16 08:43:01,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:01,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:43:01,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:01,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:43:01,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:43:01,492 INFO L87 Difference]: Start difference. First operand 924 states and 1255 transitions. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:02,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:02,881 INFO L93 Difference]: Finished difference Result 2036 states and 2819 transitions. [2024-11-16 08:43:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:43:02,882 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:02,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:02,885 INFO L225 Difference]: With dead ends: 2036 [2024-11-16 08:43:02,885 INFO L226 Difference]: Without dead ends: 1870 [2024-11-16 08:43:02,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:43:02,887 INFO L432 NwaCegarLoop]: 517 mSDtfsCounter, 6572 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 1975 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6572 SdHoareTripleChecker+Valid, 2439 SdHoareTripleChecker+Invalid, 2223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 1975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:02,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6572 Valid, 2439 Invalid, 2223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 1975 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 08:43:02,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1870 states. [2024-11-16 08:43:02,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1870 to 928. [2024-11-16 08:43:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3896247240618103) internal successors, (1259), 927 states have internal predecessors, (1259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1259 transitions. [2024-11-16 08:43:02,906 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1259 transitions. Word has length 96 [2024-11-16 08:43:02,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:02,906 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1259 transitions. [2024-11-16 08:43:02,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1259 transitions. [2024-11-16 08:43:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:02,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:02,908 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:02,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 08:43:02,909 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:02,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:02,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1719952522, now seen corresponding path program 1 times [2024-11-16 08:43:02,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:02,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774632480] [2024-11-16 08:43:02,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:02,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:03,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:03,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774632480] [2024-11-16 08:43:03,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774632480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:03,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:03,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:03,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909460829] [2024-11-16 08:43:03,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:03,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:03,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:03,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:03,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:03,227 INFO L87 Difference]: Start difference. First operand 928 states and 1259 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:04,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:04,208 INFO L93 Difference]: Finished difference Result 1568 states and 2142 transitions. [2024-11-16 08:43:04,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:04,209 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:04,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:04,211 INFO L225 Difference]: With dead ends: 1568 [2024-11-16 08:43:04,211 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:04,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:04,213 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 3800 mSDsluCounter, 2190 mSDsCounter, 0 mSdLazyCounter, 2111 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3800 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 2118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:04,213 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3800 Valid, 2703 Invalid, 2118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2111 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:04,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:04,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 928. [2024-11-16 08:43:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3885209713024282) internal successors, (1258), 927 states have internal predecessors, (1258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1258 transitions. [2024-11-16 08:43:04,229 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1258 transitions. Word has length 96 [2024-11-16 08:43:04,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:04,229 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1258 transitions. [2024-11-16 08:43:04,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1258 transitions. [2024-11-16 08:43:04,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:04,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:04,232 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:04,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 08:43:04,232 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:04,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:04,232 INFO L85 PathProgramCache]: Analyzing trace with hash -339302668, now seen corresponding path program 1 times [2024-11-16 08:43:04,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:04,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179459491] [2024-11-16 08:43:04,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:04,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:04,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:04,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179459491] [2024-11-16 08:43:04,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179459491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:04,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:04,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:04,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771730036] [2024-11-16 08:43:04,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:04,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:04,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:04,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:04,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:04,564 INFO L87 Difference]: Start difference. First operand 928 states and 1258 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:05,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:05,541 INFO L93 Difference]: Finished difference Result 1568 states and 2141 transitions. [2024-11-16 08:43:05,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:05,541 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:05,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:05,543 INFO L225 Difference]: With dead ends: 1568 [2024-11-16 08:43:05,543 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:05,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:05,544 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 3698 mSDsluCounter, 2353 mSDsCounter, 0 mSdLazyCounter, 2282 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3698 SdHoareTripleChecker+Valid, 2921 SdHoareTripleChecker+Invalid, 2288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:05,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3698 Valid, 2921 Invalid, 2288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2282 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:05,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:05,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 928. [2024-11-16 08:43:05,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3874172185430464) internal successors, (1257), 927 states have internal predecessors, (1257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:05,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1257 transitions. [2024-11-16 08:43:05,557 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1257 transitions. Word has length 96 [2024-11-16 08:43:05,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:05,557 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1257 transitions. [2024-11-16 08:43:05,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:05,558 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1257 transitions. [2024-11-16 08:43:05,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:05,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:05,559 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:05,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 08:43:05,559 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:05,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:05,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1775366418, now seen corresponding path program 1 times [2024-11-16 08:43:05,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:05,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968331768] [2024-11-16 08:43:05,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:05,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:05,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:05,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968331768] [2024-11-16 08:43:05,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968331768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:05,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:05,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:05,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709262717] [2024-11-16 08:43:05,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:05,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:05,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:05,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:05,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:05,845 INFO L87 Difference]: Start difference. First operand 928 states and 1257 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:06,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:06,652 INFO L93 Difference]: Finished difference Result 1518 states and 2053 transitions. [2024-11-16 08:43:06,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:06,652 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:06,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:06,654 INFO L225 Difference]: With dead ends: 1518 [2024-11-16 08:43:06,654 INFO L226 Difference]: Without dead ends: 1362 [2024-11-16 08:43:06,655 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:06,655 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 3344 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:06,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 2036 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:06,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-16 08:43:06,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 928. [2024-11-16 08:43:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3863134657836644) internal successors, (1256), 927 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1256 transitions. [2024-11-16 08:43:06,664 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1256 transitions. Word has length 96 [2024-11-16 08:43:06,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:06,664 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1256 transitions. [2024-11-16 08:43:06,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:06,664 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1256 transitions. [2024-11-16 08:43:06,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:06,665 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:06,665 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:06,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 08:43:06,666 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:06,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:06,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1315042853, now seen corresponding path program 1 times [2024-11-16 08:43:06,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:06,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51138763] [2024-11-16 08:43:06,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:06,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:06,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:06,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51138763] [2024-11-16 08:43:06,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51138763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:06,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:06,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:06,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697475489] [2024-11-16 08:43:06,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:06,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:06,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:06,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:06,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:06,970 INFO L87 Difference]: Start difference. First operand 928 states and 1256 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:07,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:07,785 INFO L93 Difference]: Finished difference Result 1567 states and 2137 transitions. [2024-11-16 08:43:07,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:07,785 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:07,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:07,787 INFO L225 Difference]: With dead ends: 1567 [2024-11-16 08:43:07,787 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:07,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:07,788 INFO L432 NwaCegarLoop]: 514 mSDtfsCounter, 3749 mSDsluCounter, 1694 mSDsCounter, 0 mSdLazyCounter, 1733 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3749 SdHoareTripleChecker+Valid, 2208 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:07,788 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3749 Valid, 2208 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1733 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:07,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:07,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 928. [2024-11-16 08:43:07,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3852097130242826) internal successors, (1255), 927 states have internal predecessors, (1255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1255 transitions. [2024-11-16 08:43:07,799 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1255 transitions. Word has length 96 [2024-11-16 08:43:07,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:07,799 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1255 transitions. [2024-11-16 08:43:07,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1255 transitions. [2024-11-16 08:43:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:07,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:07,801 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:07,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 08:43:07,801 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:07,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:07,802 INFO L85 PathProgramCache]: Analyzing trace with hash 447802109, now seen corresponding path program 1 times [2024-11-16 08:43:07,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:07,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105860278] [2024-11-16 08:43:07,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:07,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:08,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:08,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105860278] [2024-11-16 08:43:08,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105860278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:08,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:08,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:08,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746479367] [2024-11-16 08:43:08,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:08,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:08,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:08,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:08,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:08,096 INFO L87 Difference]: Start difference. First operand 928 states and 1255 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:09,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:09,231 INFO L93 Difference]: Finished difference Result 1754 states and 2398 transitions. [2024-11-16 08:43:09,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:09,231 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:09,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:09,233 INFO L225 Difference]: With dead ends: 1754 [2024-11-16 08:43:09,233 INFO L226 Difference]: Without dead ends: 1470 [2024-11-16 08:43:09,234 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:09,234 INFO L432 NwaCegarLoop]: 738 mSDtfsCounter, 2580 mSDsluCounter, 2949 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2580 SdHoareTripleChecker+Valid, 3687 SdHoareTripleChecker+Invalid, 2732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:09,234 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2580 Valid, 3687 Invalid, 2732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 08:43:09,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2024-11-16 08:43:09,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 928. [2024-11-16 08:43:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3830022075055188) internal successors, (1253), 927 states have internal predecessors, (1253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1253 transitions. [2024-11-16 08:43:09,244 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1253 transitions. Word has length 96 [2024-11-16 08:43:09,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:09,244 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1253 transitions. [2024-11-16 08:43:09,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1253 transitions. [2024-11-16 08:43:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:09,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:09,246 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:09,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 08:43:09,246 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:09,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:09,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1445213273, now seen corresponding path program 1 times [2024-11-16 08:43:09,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:09,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397173014] [2024-11-16 08:43:09,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:09,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:09,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:09,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397173014] [2024-11-16 08:43:09,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397173014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:09,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:09,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:09,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068020719] [2024-11-16 08:43:09,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:09,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:09,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:09,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:09,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:09,554 INFO L87 Difference]: Start difference. First operand 928 states and 1253 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:10,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:10,477 INFO L93 Difference]: Finished difference Result 1636 states and 2235 transitions. [2024-11-16 08:43:10,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:10,477 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:10,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:10,479 INFO L225 Difference]: With dead ends: 1636 [2024-11-16 08:43:10,479 INFO L226 Difference]: Without dead ends: 1426 [2024-11-16 08:43:10,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:10,480 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 3926 mSDsluCounter, 2103 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3926 SdHoareTripleChecker+Valid, 2745 SdHoareTripleChecker+Invalid, 2019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:10,480 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3926 Valid, 2745 Invalid, 2019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:10,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-11-16 08:43:10,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 928. [2024-11-16 08:43:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.380794701986755) internal successors, (1251), 927 states have internal predecessors, (1251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:10,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1251 transitions. [2024-11-16 08:43:10,489 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1251 transitions. Word has length 96 [2024-11-16 08:43:10,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:10,489 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1251 transitions. [2024-11-16 08:43:10,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1251 transitions. [2024-11-16 08:43:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:10,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:10,491 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:10,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-16 08:43:10,491 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:10,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:10,491 INFO L85 PathProgramCache]: Analyzing trace with hash 300083541, now seen corresponding path program 1 times [2024-11-16 08:43:10,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:10,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007296492] [2024-11-16 08:43:10,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:10,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:10,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:10,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007296492] [2024-11-16 08:43:10,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007296492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:10,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:10,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:10,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687435115] [2024-11-16 08:43:10,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:10,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:10,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:10,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:10,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:10,740 INFO L87 Difference]: Start difference. First operand 928 states and 1251 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:11,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:11,531 INFO L93 Difference]: Finished difference Result 1524 states and 2053 transitions. [2024-11-16 08:43:11,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:11,531 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:11,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:11,533 INFO L225 Difference]: With dead ends: 1524 [2024-11-16 08:43:11,533 INFO L226 Difference]: Without dead ends: 1362 [2024-11-16 08:43:11,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:11,534 INFO L432 NwaCegarLoop]: 494 mSDtfsCounter, 3268 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3268 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:11,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3268 Valid, 2060 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1666 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:11,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-16 08:43:11,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 928. [2024-11-16 08:43:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3785871964679912) internal successors, (1249), 927 states have internal predecessors, (1249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1249 transitions. [2024-11-16 08:43:11,544 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1249 transitions. Word has length 96 [2024-11-16 08:43:11,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:11,545 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1249 transitions. [2024-11-16 08:43:11,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1249 transitions. [2024-11-16 08:43:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:11,546 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:11,546 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:11,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-16 08:43:11,546 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:11,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:11,547 INFO L85 PathProgramCache]: Analyzing trace with hash 987941737, now seen corresponding path program 1 times [2024-11-16 08:43:11,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:11,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087819259] [2024-11-16 08:43:11,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:11,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:11,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:11,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087819259] [2024-11-16 08:43:11,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087819259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:11,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:11,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:11,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244187369] [2024-11-16 08:43:11,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:11,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:11,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:11,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:11,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:11,834 INFO L87 Difference]: Start difference. First operand 928 states and 1249 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:12,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:12,832 INFO L93 Difference]: Finished difference Result 1624 states and 2212 transitions. [2024-11-16 08:43:12,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:12,832 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:12,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:12,834 INFO L225 Difference]: With dead ends: 1624 [2024-11-16 08:43:12,834 INFO L226 Difference]: Without dead ends: 1426 [2024-11-16 08:43:12,835 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:12,835 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 3523 mSDsluCounter, 2096 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3523 SdHoareTripleChecker+Valid, 2736 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:12,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3523 Valid, 2736 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:12,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-11-16 08:43:12,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 928. [2024-11-16 08:43:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3763796909492274) internal successors, (1247), 927 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1247 transitions. [2024-11-16 08:43:12,844 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1247 transitions. Word has length 96 [2024-11-16 08:43:12,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:12,844 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1247 transitions. [2024-11-16 08:43:12,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1247 transitions. [2024-11-16 08:43:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:12,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:12,845 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:12,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-16 08:43:12,845 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:12,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:12,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1561728745, now seen corresponding path program 1 times [2024-11-16 08:43:12,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:12,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867969959] [2024-11-16 08:43:12,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:12,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:13,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:13,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867969959] [2024-11-16 08:43:13,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867969959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:13,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:13,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:13,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533362858] [2024-11-16 08:43:13,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:13,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:13,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:13,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:13,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:13,127 INFO L87 Difference]: Start difference. First operand 928 states and 1247 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:14,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:14,080 INFO L93 Difference]: Finished difference Result 1578 states and 2141 transitions. [2024-11-16 08:43:14,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:14,080 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:14,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:14,082 INFO L225 Difference]: With dead ends: 1578 [2024-11-16 08:43:14,082 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:14,083 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:14,083 INFO L432 NwaCegarLoop]: 563 mSDtfsCounter, 3680 mSDsluCounter, 2340 mSDsCounter, 0 mSdLazyCounter, 2201 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3680 SdHoareTripleChecker+Valid, 2903 SdHoareTripleChecker+Invalid, 2208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:14,083 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3680 Valid, 2903 Invalid, 2208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2201 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:14,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:14,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 928. [2024-11-16 08:43:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3741721854304636) internal successors, (1245), 927 states have internal predecessors, (1245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1245 transitions. [2024-11-16 08:43:14,094 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1245 transitions. Word has length 96 [2024-11-16 08:43:14,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:14,094 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1245 transitions. [2024-11-16 08:43:14,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:14,095 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1245 transitions. [2024-11-16 08:43:14,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:14,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:14,096 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:14,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-16 08:43:14,097 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:14,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:14,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1589881576, now seen corresponding path program 1 times [2024-11-16 08:43:14,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:14,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541243933] [2024-11-16 08:43:14,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:14,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:14,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:14,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:14,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541243933] [2024-11-16 08:43:14,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541243933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:14,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:14,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:14,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454550044] [2024-11-16 08:43:14,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:14,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:14,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:14,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:14,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:14,365 INFO L87 Difference]: Start difference. First operand 928 states and 1245 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:15,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:15,420 INFO L93 Difference]: Finished difference Result 1576 states and 2138 transitions. [2024-11-16 08:43:15,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:15,420 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:15,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:15,423 INFO L225 Difference]: With dead ends: 1576 [2024-11-16 08:43:15,423 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:15,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:15,424 INFO L432 NwaCegarLoop]: 564 mSDtfsCounter, 2864 mSDsluCounter, 2345 mSDsCounter, 0 mSdLazyCounter, 2191 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2864 SdHoareTripleChecker+Valid, 2909 SdHoareTripleChecker+Invalid, 2197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:15,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2864 Valid, 2909 Invalid, 2197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2191 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:15,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:15,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 928. [2024-11-16 08:43:15,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.3719646799116998) internal successors, (1243), 927 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1243 transitions. [2024-11-16 08:43:15,436 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1243 transitions. Word has length 96 [2024-11-16 08:43:15,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:15,437 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1243 transitions. [2024-11-16 08:43:15,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1243 transitions. [2024-11-16 08:43:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-16 08:43:15,438 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:15,438 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:15,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-16 08:43:15,439 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:15,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:15,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1912900825, now seen corresponding path program 1 times [2024-11-16 08:43:15,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:15,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229416009] [2024-11-16 08:43:15,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:15,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:15,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:15,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229416009] [2024-11-16 08:43:15,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229416009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:15,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:15,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:15,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711487383] [2024-11-16 08:43:15,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:15,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:15,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:15,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:15,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:15,676 INFO L87 Difference]: Start difference. First operand 928 states and 1243 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:16,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:16,465 INFO L93 Difference]: Finished difference Result 1367 states and 1812 transitions. [2024-11-16 08:43:16,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:16,465 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-16 08:43:16,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:16,467 INFO L225 Difference]: With dead ends: 1367 [2024-11-16 08:43:16,467 INFO L226 Difference]: Without dead ends: 1362 [2024-11-16 08:43:16,467 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:16,468 INFO L432 NwaCegarLoop]: 507 mSDtfsCounter, 4269 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4269 SdHoareTripleChecker+Valid, 2112 SdHoareTripleChecker+Invalid, 1705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:16,468 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4269 Valid, 2112 Invalid, 1705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:16,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-16 08:43:16,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 928. [2024-11-16 08:43:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 906 states have (on average 1.369757174392936) internal successors, (1241), 927 states have internal predecessors, (1241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1241 transitions. [2024-11-16 08:43:16,480 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1241 transitions. Word has length 96 [2024-11-16 08:43:16,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:16,480 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1241 transitions. [2024-11-16 08:43:16,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:16,480 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1241 transitions. [2024-11-16 08:43:16,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:16,481 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:16,482 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:16,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-16 08:43:16,482 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:16,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:16,482 INFO L85 PathProgramCache]: Analyzing trace with hash -976983547, now seen corresponding path program 1 times [2024-11-16 08:43:16,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:16,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542782803] [2024-11-16 08:43:16,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:16,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:16,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:16,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542782803] [2024-11-16 08:43:16,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542782803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:16,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:16,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:16,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358419358] [2024-11-16 08:43:16,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:16,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:16,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:16,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:16,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:16,765 INFO L87 Difference]: Start difference. First operand 928 states and 1241 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:17,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:17,684 INFO L93 Difference]: Finished difference Result 1572 states and 2125 transitions. [2024-11-16 08:43:17,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:17,684 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:17,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:17,687 INFO L225 Difference]: With dead ends: 1572 [2024-11-16 08:43:17,687 INFO L226 Difference]: Without dead ends: 1406 [2024-11-16 08:43:17,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:43:17,688 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 4136 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4136 SdHoareTripleChecker+Valid, 2423 SdHoareTripleChecker+Invalid, 1874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:17,688 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4136 Valid, 2423 Invalid, 1874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:17,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-16 08:43:17,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 924. [2024-11-16 08:43:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 902 states have (on average 1.370288248337029) internal successors, (1236), 923 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1236 transitions. [2024-11-16 08:43:17,700 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1236 transitions. Word has length 97 [2024-11-16 08:43:17,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:17,701 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1236 transitions. [2024-11-16 08:43:17,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1236 transitions. [2024-11-16 08:43:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:17,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:17,702 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:17,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-16 08:43:17,703 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:17,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:17,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1546054440, now seen corresponding path program 1 times [2024-11-16 08:43:17,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:17,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406591745] [2024-11-16 08:43:17,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:17,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:17,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:17,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:17,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406591745] [2024-11-16 08:43:17,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406591745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:17,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:17,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:17,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879427942] [2024-11-16 08:43:17,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:17,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:17,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:17,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:17,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:17,936 INFO L87 Difference]: Start difference. First operand 924 states and 1236 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:18,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:18,848 INFO L93 Difference]: Finished difference Result 1610 states and 2180 transitions. [2024-11-16 08:43:18,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:18,848 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:18,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:18,850 INFO L225 Difference]: With dead ends: 1610 [2024-11-16 08:43:18,851 INFO L226 Difference]: Without dead ends: 1422 [2024-11-16 08:43:18,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:18,852 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 3718 mSDsluCounter, 2169 mSDsCounter, 0 mSdLazyCounter, 2050 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3718 SdHoareTripleChecker+Valid, 2834 SdHoareTripleChecker+Invalid, 2057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:18,852 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3718 Valid, 2834 Invalid, 2057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2050 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:18,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2024-11-16 08:43:18,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 920. [2024-11-16 08:43:18,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3708240534521159) internal successors, (1231), 919 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:18,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1231 transitions. [2024-11-16 08:43:18,864 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1231 transitions. Word has length 97 [2024-11-16 08:43:18,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:18,865 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1231 transitions. [2024-11-16 08:43:18,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:18,865 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1231 transitions. [2024-11-16 08:43:18,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-16 08:43:18,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:18,866 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:18,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-16 08:43:18,867 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:18,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:18,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1023713985, now seen corresponding path program 1 times [2024-11-16 08:43:18,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:18,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416175878] [2024-11-16 08:43:18,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:18,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:19,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:19,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:19,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416175878] [2024-11-16 08:43:19,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416175878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:19,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:19,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:19,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907883682] [2024-11-16 08:43:19,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:19,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:19,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:19,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:19,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:19,124 INFO L87 Difference]: Start difference. First operand 920 states and 1231 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:20,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:20,108 INFO L93 Difference]: Finished difference Result 1601 states and 2170 transitions. [2024-11-16 08:43:20,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:20,109 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2024-11-16 08:43:20,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:20,111 INFO L225 Difference]: With dead ends: 1601 [2024-11-16 08:43:20,111 INFO L226 Difference]: Without dead ends: 1422 [2024-11-16 08:43:20,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:20,112 INFO L432 NwaCegarLoop]: 733 mSDtfsCounter, 2506 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 2295 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2506 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:20,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2506 Valid, 3104 Invalid, 2300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2295 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:43:20,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2024-11-16 08:43:20,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 916. [2024-11-16 08:43:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.371364653243848) internal successors, (1226), 915 states have internal predecessors, (1226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:20,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1226 transitions. [2024-11-16 08:43:20,123 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1226 transitions. Word has length 97 [2024-11-16 08:43:20,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:20,123 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1226 transitions. [2024-11-16 08:43:20,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1226 transitions. [2024-11-16 08:43:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:20,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:20,125 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:20,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-16 08:43:20,125 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:20,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:20,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1585983382, now seen corresponding path program 1 times [2024-11-16 08:43:20,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:20,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278425630] [2024-11-16 08:43:20,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:20,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:20,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:20,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278425630] [2024-11-16 08:43:20,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278425630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:20,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:20,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:20,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200811057] [2024-11-16 08:43:20,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:20,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:20,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:20,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:20,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:20,371 INFO L87 Difference]: Start difference. First operand 916 states and 1226 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:21,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:21,213 INFO L93 Difference]: Finished difference Result 1509 states and 2020 transitions. [2024-11-16 08:43:21,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:21,214 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:21,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:21,215 INFO L225 Difference]: With dead ends: 1509 [2024-11-16 08:43:21,215 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:21,216 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:43:21,216 INFO L432 NwaCegarLoop]: 563 mSDtfsCounter, 3921 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3921 SdHoareTripleChecker+Valid, 2337 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:21,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3921 Valid, 2337 Invalid, 1900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:21,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:21,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 916. [2024-11-16 08:43:21,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 894 states have (on average 1.3702460850111857) internal successors, (1225), 915 states have internal predecessors, (1225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:21,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1225 transitions. [2024-11-16 08:43:21,229 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1225 transitions. Word has length 98 [2024-11-16 08:43:21,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:21,229 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1225 transitions. [2024-11-16 08:43:21,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:21,229 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1225 transitions. [2024-11-16 08:43:21,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:21,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:21,231 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:21,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-16 08:43:21,231 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:21,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:21,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1741695298, now seen corresponding path program 1 times [2024-11-16 08:43:21,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:21,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968588602] [2024-11-16 08:43:21,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:21,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:21,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:21,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968588602] [2024-11-16 08:43:21,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968588602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:21,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:21,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:43:21,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844382352] [2024-11-16 08:43:21,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:21,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:43:21,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:21,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:43:21,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:43:21,697 INFO L87 Difference]: Start difference. First operand 916 states and 1225 transitions. Second operand has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 11 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:23,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:23,098 INFO L93 Difference]: Finished difference Result 1893 states and 2571 transitions. [2024-11-16 08:43:23,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:43:23,098 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 11 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:23,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:23,100 INFO L225 Difference]: With dead ends: 1893 [2024-11-16 08:43:23,100 INFO L226 Difference]: Without dead ends: 1734 [2024-11-16 08:43:23,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:43:23,101 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 6326 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6326 SdHoareTripleChecker+Valid, 2276 SdHoareTripleChecker+Invalid, 2075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:23,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6326 Valid, 2276 Invalid, 2075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1829 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 08:43:23,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1734 states. [2024-11-16 08:43:23,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1734 to 920. [2024-11-16 08:43:23,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3685968819599108) internal successors, (1229), 919 states have internal predecessors, (1229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1229 transitions. [2024-11-16 08:43:23,115 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1229 transitions. Word has length 98 [2024-11-16 08:43:23,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:23,116 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1229 transitions. [2024-11-16 08:43:23,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 11 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:23,116 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1229 transitions. [2024-11-16 08:43:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:23,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:23,117 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:23,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-16 08:43:23,117 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:23,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:23,118 INFO L85 PathProgramCache]: Analyzing trace with hash 2119059206, now seen corresponding path program 1 times [2024-11-16 08:43:23,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:23,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428217216] [2024-11-16 08:43:23,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:23,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:23,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:23,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:23,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428217216] [2024-11-16 08:43:23,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428217216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:23,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:23,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:23,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127804487] [2024-11-16 08:43:23,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:23,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:23,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:23,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:23,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:23,424 INFO L87 Difference]: Start difference. First operand 920 states and 1229 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:24,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:24,398 INFO L93 Difference]: Finished difference Result 1506 states and 2015 transitions. [2024-11-16 08:43:24,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:24,399 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:24,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:24,401 INFO L225 Difference]: With dead ends: 1506 [2024-11-16 08:43:24,401 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:24,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:24,402 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 3992 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 1885 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3992 SdHoareTripleChecker+Valid, 2317 SdHoareTripleChecker+Invalid, 1891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:24,402 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3992 Valid, 2317 Invalid, 1891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1885 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:24,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:24,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 920. [2024-11-16 08:43:24,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3674832962138084) internal successors, (1228), 919 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:24,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1228 transitions. [2024-11-16 08:43:24,412 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1228 transitions. Word has length 98 [2024-11-16 08:43:24,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:24,412 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1228 transitions. [2024-11-16 08:43:24,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:24,413 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1228 transitions. [2024-11-16 08:43:24,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:24,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:24,414 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:24,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-16 08:43:24,415 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:24,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:24,415 INFO L85 PathProgramCache]: Analyzing trace with hash -623841628, now seen corresponding path program 1 times [2024-11-16 08:43:24,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:24,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443604028] [2024-11-16 08:43:24,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:24,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:24,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:24,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443604028] [2024-11-16 08:43:24,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443604028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:24,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:24,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:24,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862689533] [2024-11-16 08:43:24,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:24,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:24,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:24,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:24,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:24,648 INFO L87 Difference]: Start difference. First operand 920 states and 1228 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:25,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:25,452 INFO L93 Difference]: Finished difference Result 1509 states and 2017 transitions. [2024-11-16 08:43:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:25,453 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:25,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:25,455 INFO L225 Difference]: With dead ends: 1509 [2024-11-16 08:43:25,455 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:25,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:25,457 INFO L432 NwaCegarLoop]: 509 mSDtfsCounter, 4208 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4208 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:25,457 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4208 Valid, 2120 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:25,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 920. [2024-11-16 08:43:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.366369710467706) internal successors, (1227), 919 states have internal predecessors, (1227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1227 transitions. [2024-11-16 08:43:25,471 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1227 transitions. Word has length 98 [2024-11-16 08:43:25,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:25,471 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1227 transitions. [2024-11-16 08:43:25,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1227 transitions. [2024-11-16 08:43:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:25,473 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:25,473 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:25,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-16 08:43:25,473 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:25,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:25,474 INFO L85 PathProgramCache]: Analyzing trace with hash -246558153, now seen corresponding path program 1 times [2024-11-16 08:43:25,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:25,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136631712] [2024-11-16 08:43:25,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:25,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:25,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:25,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:25,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136631712] [2024-11-16 08:43:25,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136631712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:25,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:25,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:25,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268610825] [2024-11-16 08:43:25,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:25,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:25,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:25,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:25,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:25,752 INFO L87 Difference]: Start difference. First operand 920 states and 1227 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:26,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:26,620 INFO L93 Difference]: Finished difference Result 1506 states and 2012 transitions. [2024-11-16 08:43:26,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:26,621 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:26,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:26,622 INFO L225 Difference]: With dead ends: 1506 [2024-11-16 08:43:26,623 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:26,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:26,623 INFO L432 NwaCegarLoop]: 562 mSDtfsCounter, 3972 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3972 SdHoareTripleChecker+Valid, 2333 SdHoareTripleChecker+Invalid, 1878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:26,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3972 Valid, 2333 Invalid, 1878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:26,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:26,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 920. [2024-11-16 08:43:26,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3652561247216035) internal successors, (1226), 919 states have internal predecessors, (1226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1226 transitions. [2024-11-16 08:43:26,634 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1226 transitions. Word has length 98 [2024-11-16 08:43:26,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:26,634 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1226 transitions. [2024-11-16 08:43:26,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1226 transitions. [2024-11-16 08:43:26,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:26,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:26,636 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:26,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-16 08:43:26,636 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:26,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:26,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1820169322, now seen corresponding path program 1 times [2024-11-16 08:43:26,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:26,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233138836] [2024-11-16 08:43:26,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:26,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:26,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:26,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233138836] [2024-11-16 08:43:26,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233138836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:26,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:26,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:26,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275094395] [2024-11-16 08:43:26,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:26,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:26,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:26,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:26,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:26,878 INFO L87 Difference]: Start difference. First operand 920 states and 1226 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:27,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:27,723 INFO L93 Difference]: Finished difference Result 1506 states and 2011 transitions. [2024-11-16 08:43:27,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:27,723 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:27,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:27,724 INFO L225 Difference]: With dead ends: 1506 [2024-11-16 08:43:27,725 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:27,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:27,725 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 2991 mSDsluCounter, 1755 mSDsCounter, 0 mSdLazyCounter, 1880 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2991 SdHoareTripleChecker+Valid, 2313 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:27,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2991 Valid, 2313 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1880 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:27,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:27,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 920. [2024-11-16 08:43:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.364142538975501) internal successors, (1225), 919 states have internal predecessors, (1225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:27,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1225 transitions. [2024-11-16 08:43:27,735 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1225 transitions. Word has length 98 [2024-11-16 08:43:27,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:27,735 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1225 transitions. [2024-11-16 08:43:27,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1225 transitions. [2024-11-16 08:43:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:27,737 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:27,737 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:27,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-16 08:43:27,737 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:27,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:27,737 INFO L85 PathProgramCache]: Analyzing trace with hash -2021370540, now seen corresponding path program 1 times [2024-11-16 08:43:27,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:27,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925197009] [2024-11-16 08:43:27,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:27,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:27,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:27,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:27,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925197009] [2024-11-16 08:43:27,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925197009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:27,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:27,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:27,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795951391] [2024-11-16 08:43:27,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:27,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:27,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:27,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:27,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:27,988 INFO L87 Difference]: Start difference. First operand 920 states and 1225 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:28,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:28,873 INFO L93 Difference]: Finished difference Result 1506 states and 2009 transitions. [2024-11-16 08:43:28,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:43:28,873 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:28,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:28,875 INFO L225 Difference]: With dead ends: 1506 [2024-11-16 08:43:28,875 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:28,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:28,876 INFO L432 NwaCegarLoop]: 509 mSDtfsCounter, 3183 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3183 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:28,876 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3183 Valid, 2120 Invalid, 1680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:43:28,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:28,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 920. [2024-11-16 08:43:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3630289532293987) internal successors, (1224), 919 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1224 transitions. [2024-11-16 08:43:28,890 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1224 transitions. Word has length 98 [2024-11-16 08:43:28,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:28,892 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1224 transitions. [2024-11-16 08:43:28,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:28,892 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1224 transitions. [2024-11-16 08:43:28,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:28,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:28,894 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:28,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-16 08:43:28,894 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:28,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:28,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1696144810, now seen corresponding path program 1 times [2024-11-16 08:43:28,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:28,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489357458] [2024-11-16 08:43:28,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:28,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:29,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:29,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:29,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489357458] [2024-11-16 08:43:29,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489357458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:29,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:29,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:43:29,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356657612] [2024-11-16 08:43:29,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:29,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:43:29,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:29,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:43:29,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:43:29,169 INFO L87 Difference]: Start difference. First operand 920 states and 1224 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:30,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:43:30,009 INFO L93 Difference]: Finished difference Result 1504 states and 2005 transitions. [2024-11-16 08:43:30,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:43:30,009 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-16 08:43:30,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:43:30,011 INFO L225 Difference]: With dead ends: 1504 [2024-11-16 08:43:30,011 INFO L226 Difference]: Without dead ends: 1350 [2024-11-16 08:43:30,012 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:43:30,012 INFO L432 NwaCegarLoop]: 511 mSDtfsCounter, 4253 mSDsluCounter, 1620 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4253 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:43:30,013 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4253 Valid, 2131 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:43:30,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-16 08:43:30,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 920. [2024-11-16 08:43:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 898 states have (on average 1.3619153674832962) internal successors, (1223), 919 states have internal predecessors, (1223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:30,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1223 transitions. [2024-11-16 08:43:30,024 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1223 transitions. Word has length 98 [2024-11-16 08:43:30,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:43:30,024 INFO L471 AbstractCegarLoop]: Abstraction has 920 states and 1223 transitions. [2024-11-16 08:43:30,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 8 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:43:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1223 transitions. [2024-11-16 08:43:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-16 08:43:30,025 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:43:30,025 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:43:30,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-16 08:43:30,025 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 19 more)] === [2024-11-16 08:43:30,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:43:30,026 INFO L85 PathProgramCache]: Analyzing trace with hash 671941876, now seen corresponding path program 1 times [2024-11-16 08:43:30,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:43:30,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945892435] [2024-11-16 08:43:30,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:43:30,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:43:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:43:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:43:30,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:43:30,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945892435] [2024-11-16 08:43:30,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945892435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:43:30,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:43:30,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:43:30,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252940268] [2024-11-16 08:43:30,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:43:30,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:43:30,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:43:30,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:43:30,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:43:30,426 INFO L87 Difference]: Start difference. First operand 920 states and 1223 transitions. Second operand has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 11 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)