./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.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.5.1.ufo.UNBOUNDED.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 dbfd30746a885b9515f914ecf1282b7cce3374e505c2f59173500b59d4c3c5b9 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:41:09,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:41:09,969 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:41:09,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:41:09,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:41:10,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:41:10,013 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:41:10,014 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:41:10,015 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:41:10,016 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:41:10,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:41:10,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:41:10,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:41:10,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:41:10,019 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:41:10,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:41:10,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:41:10,020 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:41:10,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:41:10,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:41:10,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:41:10,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:41:10,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:41:10,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:41:10,026 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:41:10,026 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:41:10,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:41:10,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:41:10,027 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:41:10,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:41:10,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:41:10,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:41:10,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:41:10,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:41:10,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:41:10,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:41:10,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:41:10,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:41:10,029 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:41:10,032 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:41:10,032 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:41:10,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:41:10,032 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbfd30746a885b9515f914ecf1282b7cce3374e505c2f59173500b59d4c3c5b9 [2024-11-16 08:41:10,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:41:10,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:41:10,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:41:10,340 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:41:10,341 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:41:10,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-16 08:41:11,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:41:12,149 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:41:12,149 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-16 08:41:12,169 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26e6fd6cb/f152f830bec6477c9570fe61f6057ff5/FLAGe92280a93 [2024-11-16 08:41:12,367 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26e6fd6cb/f152f830bec6477c9570fe61f6057ff5 [2024-11-16 08:41:12,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:41:12,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:41:12,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:41:12,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:41:12,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:41:12,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:12" (1/1) ... [2024-11-16 08:41:12,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5182f54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:12, skipping insertion in model container [2024-11-16 08:41:12,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:12" (1/1) ... [2024-11-16 08:41:12,474 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:41:12,844 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10929,10942] [2024-11-16 08:41:12,884 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14786,14799] [2024-11-16 08:41:12,893 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16007,16020] [2024-11-16 08:41:12,898 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16713,16726] [2024-11-16 08:41:12,913 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18257,18270] [2024-11-16 08:41:12,919 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18963,18976] [2024-11-16 08:41:12,931 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19992,20005] [2024-11-16 08:41:12,950 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[22398,22411] [2024-11-16 08:41:12,962 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[23107,23120] [2024-11-16 08:41:12,971 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[24144,24157] [2024-11-16 08:41:12,991 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26040,26053] [2024-11-16 08:41:13,016 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[29948,29961] [2024-11-16 08:41:13,021 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[30657,30670] [2024-11-16 08:41:13,031 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31689,31702] [2024-11-16 08:41:13,044 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33580,33593] [2024-11-16 08:41:13,063 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[36793,36806] [2024-11-16 08:41:13,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:41:13,304 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:41:13,369 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10929,10942] [2024-11-16 08:41:13,379 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14786,14799] [2024-11-16 08:41:13,386 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16007,16020] [2024-11-16 08:41:13,390 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16713,16726] [2024-11-16 08:41:13,396 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18257,18270] [2024-11-16 08:41:13,400 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[18963,18976] [2024-11-16 08:41:13,403 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19992,20005] [2024-11-16 08:41:13,412 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[22398,22411] [2024-11-16 08:41:13,416 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[23107,23120] [2024-11-16 08:41:13,420 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[24144,24157] [2024-11-16 08:41:13,431 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26040,26053] [2024-11-16 08:41:13,445 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[29948,29961] [2024-11-16 08:41:13,448 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[30657,30670] [2024-11-16 08:41:13,453 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31689,31702] [2024-11-16 08:41:13,459 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[33580,33593] [2024-11-16 08:41:13,471 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.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[36793,36806] [2024-11-16 08:41:13,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:41:13,594 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:41:13,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13 WrapperNode [2024-11-16 08:41:13,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:41:13,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:41:13,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:41:13,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:41:13,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,737 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3579 [2024-11-16 08:41:13,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:41:13,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:41:13,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:41:13,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:41:13,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,758 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,816 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 08:41:13,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,860 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:41:13,911 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:41:13,911 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:41:13,911 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:41:13,913 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (1/1) ... [2024-11-16 08:41:13,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:41:13,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:41:13,953 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 08:41:13,956 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 08:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:41:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:41:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:41:14,201 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:41:14,203 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4000: havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~39#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5190: havoc main_~node5____CPAchecker_TMP_0~14#1;havoc main_~node5__m5~30#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4069: havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~40#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1427: havoc main_~node3__m3~3#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L503: havoc main_~node2__m2~2#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2552: havoc main_~node5__m5~14#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4534: havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~45#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5526: havoc main_~node5____CPAchecker_TMP_0~16#1;havoc main_~node5__m5~32#1; [2024-11-16 08:41:16,205 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4998: havoc main_~node3____CPAchecker_TMP_0~4#1;havoc main_~node3__m3~8#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2686: havoc main_~check__tmp~26#1;havoc main_~node5__m5~15#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3611: havoc main_~node4____CPAchecker_TMP_0~3#1;havoc main_~node4__m4~11#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2290: havoc main_~node4__m4~7#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2026: havoc main_~node5__m5~10#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1630: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~12#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4603: havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~46#1; [2024-11-16 08:41:16,206 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L706: havoc main_~node4____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:16,207 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2622: havoc main_~check__tmp~25#1; [2024-11-16 08:41:16,207 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4340: havoc main_~node5____CPAchecker_TMP_0~9#1;havoc main_~node5__m5~25#1; [2024-11-16 08:41:16,207 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5068: havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~51#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4870: havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~49#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1501: havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~10#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L246: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2163: havoc main_~node5__m5~11#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947: havoc main_~node4____CPAchecker_TMP_0~4#1;havoc main_~node4__m4~12#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L314: havoc main_~node5____CPAchecker_TMP_0~0#1;havoc main_~node5__m5~0#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L975: havoc main_~node5__m5~3#1; [2024-11-16 08:41:16,208 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5137: havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~52#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4939: havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~50#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1240: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4676: havoc main_~node5____CPAchecker_TMP_0~11#1;havoc main_~node5__m5~27#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2761: havoc main_~node4__m4~9#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5404: havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~55#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2233: havoc main_~check__tmp~20#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L384: havoc main_~node2__m2~1#1; [2024-11-16 08:41:16,209 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L847: havoc main_~node1____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1772: havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~14#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1442: havoc main_~node4__m4~4#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3094: havoc main_~node5____CPAchecker_TMP_0~2#1;havoc main_~node5__m5~18#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L518: havoc main_~node3__m3~2#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5473: havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~56#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822: havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~37#1; [2024-11-16 08:41:16,210 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2305: havoc main_~node5__m5~12#1; [2024-11-16 08:41:16,211 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3891: havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~38#1; [2024-11-16 08:41:16,211 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5015: havoc main_~node4____CPAchecker_TMP_0~7#1;havoc main_~node4__m4~15#1; [2024-11-16 08:41:16,211 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3628: havoc main_~node5____CPAchecker_TMP_0~5#1;havoc main_~node5__m5~21#1; [2024-11-16 08:41:16,211 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3430: havoc main_~node5____CPAchecker_TMP_0~4#1;havoc main_~node5__m5~20#1; [2024-11-16 08:41:16,212 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2439: havoc main_~check__tmp~23#1;havoc main_~node5__m5~13#1; [2024-11-16 08:41:16,212 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4289: havoc main_~node2____CPAchecker_TMP_0~2#1;havoc main_~node2__m2~4#1; [2024-11-16 08:41:16,212 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4158: havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~41#1; [2024-11-16 08:41:16,212 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L591: havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-16 08:41:16,213 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1318: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-16 08:41:16,213 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2375: havoc main_~check__tmp~22#1; [2024-11-16 08:41:16,213 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__m2~0#1; [2024-11-16 08:41:16,213 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4227: havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~42#1; [2024-11-16 08:41:16,213 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1981: havoc main_~node2__m2~3#1; [2024-11-16 08:41:16,214 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5351: havoc main_~node4____CPAchecker_TMP_0~8#1;havoc main_~node4__m4~16#1; [2024-11-16 08:41:16,214 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1189: havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2024-11-16 08:41:16,214 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3964: havoc main_~node5____CPAchecker_TMP_0~7#1;havoc main_~node5__m5~23#1; [2024-11-16 08:41:16,214 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L661: havoc main_~node5____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:16,214 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3041: havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~28#1; [2024-11-16 08:41:16,214 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L927: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L399: havoc main_~node3__m3~1#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L796: havoc main_~node2____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1721: havoc main_~node4__m4~5#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1457: havoc main_~node5__m5~6#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L533: havoc main_~node4__m4~2#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3308: havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~31#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4498: havoc main_~node5____CPAchecker_TMP_0~10#1;havoc main_~node5__m5~26#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5226: havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~53#1; [2024-11-16 08:41:16,215 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1130: havoc main_~node4__m4~3#1; [2024-11-16 08:41:16,216 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2121: havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~18#1; [2024-11-16 08:41:16,216 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3377: havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~32#1; [2024-11-16 08:41:16,216 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1594: havoc main_~node5__m5~7#1; [2024-11-16 08:41:16,216 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295: havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~54#1; [2024-11-16 08:41:16,216 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5032: havoc main_~node5____CPAchecker_TMP_0~13#1;havoc main_~node5__m5~29#1; [2024-11-16 08:41:16,217 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4834: havoc main_~node5____CPAchecker_TMP_0~12#1;havoc main_~node5__m5~28#1; [2024-11-16 08:41:16,217 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2588: havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~24#1; [2024-11-16 08:41:16,217 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2522: havoc main_~node3__m3~5#1; [2024-11-16 08:41:16,217 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4306: havoc main_~node3____CPAchecker_TMP_0~3#1;havoc main_~node3__m3~7#1; [2024-11-16 08:41:16,217 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1664: havoc main_~check__tmp~13#1; [2024-11-16 08:41:16,218 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5562: havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~57#1; [2024-11-16 08:41:16,218 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1070: havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-16 08:41:16,218 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1996: havoc main_~node3__m3~4#1; [2024-11-16 08:41:16,218 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5631: havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~58#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__m3~0#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4376: havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~43#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368: havoc main_~node5____CPAchecker_TMP_0~15#1;havoc main_~node5__m5~31#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2858: havoc main_~node5__m5~17#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L414: havoc main_~node4__m4~1#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3255: havoc main_~node4____CPAchecker_TMP_0~2#1;havoc main_~node4__m4~10#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1736: havoc main_~node5__m5~8#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4445: havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~44#1; [2024-11-16 08:41:16,219 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2199: havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~19#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L548: havoc main_~node5__m5~2#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1870: havoc main_~check__tmp~16#1;havoc main_~node5__m5~9#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3786: havoc main_~node5____CPAchecker_TMP_0~6#1;havoc main_~node5__m5~22#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L483: havoc main_~node1__m1~2#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4712: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~47#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1145: havoc main_~node5__m5~4#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2070: havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~17#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1806: havoc main_~check__tmp~15#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L751: havoc main_~node3____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4781: havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~48#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3130: havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~29#1; [2024-11-16 08:41:16,220 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4122: havoc main_~node5____CPAchecker_TMP_0~8#1;havoc main_~node5__m5~24#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2801: havoc main_~check__tmp~27#1;havoc main_~node5__m5~16#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3594: havoc main_~node3____CPAchecker_TMP_0~2#1;havoc main_~node3__m3~6#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2537: havoc main_~node4__m4~8#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1282: havoc main_~node5__m5~5#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3199: havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~30#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1019: havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4323: havoc main_~node4____CPAchecker_TMP_0~5#1;havoc main_~node4__m4~13#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2341: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~21#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2011: havoc main_~node4__m4~6#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3664: havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~35#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3466: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~33#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1352: havoc main_~check__tmp~9#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L362: havoc main_~node1__m1~1#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1552: havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~11#1; [2024-11-16 08:41:16,221 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L429: havoc main_~node5__m5~1#1; [2024-11-16 08:41:16,222 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L297: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__m4~0#1; [2024-11-16 08:41:16,222 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733: havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~36#1; [2024-11-16 08:41:16,222 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3535: havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~34#1; [2024-11-16 08:41:16,222 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4659: havoc main_~node4____CPAchecker_TMP_0~6#1;havoc main_~node4__m4~14#1; [2024-11-16 08:41:16,222 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3272: havoc main_~node5____CPAchecker_TMP_0~3#1;havoc main_~node5__m5~19#1; [2024-11-16 08:41:16,344 INFO L? ?]: Removed 539 outVars from TransFormulas that were not future-live. [2024-11-16 08:41:16,345 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:41:16,388 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:41:16,388 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:41:16,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:41:16 BoogieIcfgContainer [2024-11-16 08:41:16,389 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:41:16,395 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:41:16,395 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:41:16,399 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:41:16,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:41:12" (1/3) ... [2024-11-16 08:41:16,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db7d1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:41:16, skipping insertion in model container [2024-11-16 08:41:16,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:13" (2/3) ... [2024-11-16 08:41:16,401 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db7d1be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:41:16, skipping insertion in model container [2024-11-16 08:41:16,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:41:16" (3/3) ... [2024-11-16 08:41:16,403 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-16 08:41:16,424 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:41:16,424 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-11-16 08:41:16,517 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:41:16,525 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;@23d337e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:41:16,525 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-11-16 08:41:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand has 648 states, 631 states have (on average 1.820919175911252) internal successors, (1149), 647 states have internal predecessors, (1149), 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 08:41:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-16 08:41:16,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:16,552 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] [2024-11-16 08:41:16,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:16,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:16,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1412188432, now seen corresponding path program 1 times [2024-11-16 08:41:16,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:16,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571356212] [2024-11-16 08:41:16,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:16,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:17,261 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 08:41:17,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:17,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571356212] [2024-11-16 08:41:17,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571356212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:17,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:17,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:17,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767988279] [2024-11-16 08:41:17,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:17,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:17,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:17,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:17,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:17,297 INFO L87 Difference]: Start difference. First operand has 648 states, 631 states have (on average 1.820919175911252) internal successors, (1149), 647 states have internal predecessors, (1149), 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 14.2) internal successors, (71), 4 states have internal predecessors, (71), 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 08:41:17,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:17,917 INFO L93 Difference]: Finished difference Result 999 states and 1714 transitions. [2024-11-16 08:41:17,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:17,920 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 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 71 [2024-11-16 08:41:17,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:17,941 INFO L225 Difference]: With dead ends: 999 [2024-11-16 08:41:17,941 INFO L226 Difference]: Without dead ends: 525 [2024-11-16 08:41:17,948 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 08:41:17,951 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 2588 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2588 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:17,953 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2588 Valid, 650 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:17,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2024-11-16 08:41:18,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 525. [2024-11-16 08:41:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 509 states have (on average 1.2946954813359528) internal successors, (659), 524 states have internal predecessors, (659), 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 08:41:18,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 659 transitions. [2024-11-16 08:41:18,030 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 659 transitions. Word has length 71 [2024-11-16 08:41:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:18,032 INFO L471 AbstractCegarLoop]: Abstraction has 525 states and 659 transitions. [2024-11-16 08:41:18,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 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 08:41:18,033 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 659 transitions. [2024-11-16 08:41:18,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-16 08:41:18,039 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:18,039 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] [2024-11-16 08:41:18,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:41:18,040 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:18,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:18,040 INFO L85 PathProgramCache]: Analyzing trace with hash -63630378, now seen corresponding path program 1 times [2024-11-16 08:41:18,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:18,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289354550] [2024-11-16 08:41:18,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:18,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:18,302 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 08:41:18,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:18,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289354550] [2024-11-16 08:41:18,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289354550] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:18,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:18,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:18,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038337210] [2024-11-16 08:41:18,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:18,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:18,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:18,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:18,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:18,306 INFO L87 Difference]: Start difference. First operand 525 states and 659 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 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 08:41:18,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:18,817 INFO L93 Difference]: Finished difference Result 1085 states and 1411 transitions. [2024-11-16 08:41:18,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:18,818 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 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 72 [2024-11-16 08:41:18,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:18,821 INFO L225 Difference]: With dead ends: 1085 [2024-11-16 08:41:18,821 INFO L226 Difference]: Without dead ends: 670 [2024-11-16 08:41:18,822 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 08:41:18,823 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 2266 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2266 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:18,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2266 Valid, 516 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:18,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-11-16 08:41:18,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 610. [2024-11-16 08:41:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 594 states have (on average 1.3737373737373737) internal successors, (816), 609 states have internal predecessors, (816), 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 08:41:18,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 816 transitions. [2024-11-16 08:41:18,855 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 816 transitions. Word has length 72 [2024-11-16 08:41:18,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:18,856 INFO L471 AbstractCegarLoop]: Abstraction has 610 states and 816 transitions. [2024-11-16 08:41:18,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 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 08:41:18,857 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 816 transitions. [2024-11-16 08:41:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:41:18,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:18,859 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] [2024-11-16 08:41:18,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:41:18,860 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:18,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:18,861 INFO L85 PathProgramCache]: Analyzing trace with hash 424503544, now seen corresponding path program 1 times [2024-11-16 08:41:18,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:18,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033911746] [2024-11-16 08:41:18,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:18,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:19,059 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 08:41:19,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:19,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033911746] [2024-11-16 08:41:19,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033911746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:19,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:19,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:19,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411246897] [2024-11-16 08:41:19,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:19,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:19,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:19,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:19,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:19,063 INFO L87 Difference]: Start difference. First operand 610 states and 816 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 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 08:41:19,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:19,340 INFO L93 Difference]: Finished difference Result 1110 states and 1515 transitions. [2024-11-16 08:41:19,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:19,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 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 73 [2024-11-16 08:41:19,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:19,345 INFO L225 Difference]: With dead ends: 1110 [2024-11-16 08:41:19,345 INFO L226 Difference]: Without dead ends: 575 [2024-11-16 08:41:19,346 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 08:41:19,349 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 1557 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:19,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1557 Valid, 325 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:41:19,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2024-11-16 08:41:19,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 575. [2024-11-16 08:41:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 559 states have (on average 1.3864042933810377) internal successors, (775), 574 states have internal predecessors, (775), 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 08:41:19,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 775 transitions. [2024-11-16 08:41:19,373 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 775 transitions. Word has length 73 [2024-11-16 08:41:19,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:19,374 INFO L471 AbstractCegarLoop]: Abstraction has 575 states and 775 transitions. [2024-11-16 08:41:19,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 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 08:41:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 775 transitions. [2024-11-16 08:41:19,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-16 08:41:19,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:19,377 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] [2024-11-16 08:41:19,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:41:19,377 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:19,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:19,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1185510866, now seen corresponding path program 1 times [2024-11-16 08:41:19,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:19,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046181904] [2024-11-16 08:41:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:19,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:19,571 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 08:41:19,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:19,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046181904] [2024-11-16 08:41:19,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046181904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:19,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:19,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:19,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257442522] [2024-11-16 08:41:19,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:19,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:19,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:19,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:19,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:19,574 INFO L87 Difference]: Start difference. First operand 575 states and 775 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 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 08:41:19,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:19,866 INFO L93 Difference]: Finished difference Result 1075 states and 1472 transitions. [2024-11-16 08:41:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:19,867 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 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 74 [2024-11-16 08:41:19,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:19,869 INFO L225 Difference]: With dead ends: 1075 [2024-11-16 08:41:19,870 INFO L226 Difference]: Without dead ends: 559 [2024-11-16 08:41:19,871 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 08:41:19,872 INFO L432 NwaCegarLoop]: 295 mSDtfsCounter, 1487 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:19,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 315 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:41:19,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2024-11-16 08:41:19,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 559. [2024-11-16 08:41:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 543 states have (on average 1.3904235727440146) internal successors, (755), 558 states have internal predecessors, (755), 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 08:41:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 755 transitions. [2024-11-16 08:41:19,887 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 755 transitions. Word has length 74 [2024-11-16 08:41:19,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:19,889 INFO L471 AbstractCegarLoop]: Abstraction has 559 states and 755 transitions. [2024-11-16 08:41:19,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 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 08:41:19,890 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 755 transitions. [2024-11-16 08:41:19,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 08:41:19,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:19,891 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] [2024-11-16 08:41:19,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 08:41:19,893 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:19,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:19,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1017225400, now seen corresponding path program 1 times [2024-11-16 08:41:19,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:19,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484200193] [2024-11-16 08:41:19,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:19,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:20,081 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 08:41:20,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:20,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484200193] [2024-11-16 08:41:20,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484200193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:20,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:20,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:20,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438449369] [2024-11-16 08:41:20,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:20,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:20,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:20,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:20,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:20,085 INFO L87 Difference]: Start difference. First operand 559 states and 755 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 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 08:41:20,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:20,401 INFO L93 Difference]: Finished difference Result 1059 states and 1450 transitions. [2024-11-16 08:41:20,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:20,403 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 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 75 [2024-11-16 08:41:20,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:20,405 INFO L225 Difference]: With dead ends: 1059 [2024-11-16 08:41:20,405 INFO L226 Difference]: Without dead ends: 554 [2024-11-16 08:41:20,406 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 08:41:20,407 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 1432 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:20,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1432 Valid, 288 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:41:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2024-11-16 08:41:20,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2024-11-16 08:41:20,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3884758364312269) internal successors, (747), 553 states have internal predecessors, (747), 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 08:41:20,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 747 transitions. [2024-11-16 08:41:20,418 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 747 transitions. Word has length 75 [2024-11-16 08:41:20,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:20,419 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 747 transitions. [2024-11-16 08:41:20,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 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 08:41:20,419 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 747 transitions. [2024-11-16 08:41:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:41:20,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:20,421 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] [2024-11-16 08:41:20,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 08:41:20,421 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:20,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:20,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1077798727, now seen corresponding path program 1 times [2024-11-16 08:41:20,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:20,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181119527] [2024-11-16 08:41:20,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:20,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:20,851 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 08:41:20,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:20,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181119527] [2024-11-16 08:41:20,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181119527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:20,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:20,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:41:20,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999237045] [2024-11-16 08:41:20,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:20,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 08:41:20,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:20,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 08:41:20,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:41:20,859 INFO L87 Difference]: Start difference. First operand 554 states and 747 transitions. Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 7 states have internal predecessors, (76), 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 08:41:21,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:21,547 INFO L93 Difference]: Finished difference Result 1077 states and 1430 transitions. [2024-11-16 08:41:21,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:41:21,548 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 7 states have internal predecessors, (76), 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 76 [2024-11-16 08:41:21,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:21,550 INFO L225 Difference]: With dead ends: 1077 [2024-11-16 08:41:21,552 INFO L226 Difference]: Without dead ends: 793 [2024-11-16 08:41:21,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2024-11-16 08:41:21,554 INFO L432 NwaCegarLoop]: 265 mSDtfsCounter, 2470 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2470 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:21,555 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2470 Valid, 922 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:21,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2024-11-16 08:41:21,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 554. [2024-11-16 08:41:21,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3866171003717471) internal successors, (746), 553 states have internal predecessors, (746), 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 08:41:21,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 746 transitions. [2024-11-16 08:41:21,569 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 746 transitions. Word has length 76 [2024-11-16 08:41:21,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:21,570 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 746 transitions. [2024-11-16 08:41:21,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 7 states have internal predecessors, (76), 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 08:41:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 746 transitions. [2024-11-16 08:41:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:41:21,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:21,572 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] [2024-11-16 08:41:21,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 08:41:21,572 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:21,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:21,573 INFO L85 PathProgramCache]: Analyzing trace with hash -949405260, now seen corresponding path program 1 times [2024-11-16 08:41:21,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:21,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972226416] [2024-11-16 08:41:21,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:21,975 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 08:41:21,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:21,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972226416] [2024-11-16 08:41:21,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972226416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:21,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:21,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:21,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118101187] [2024-11-16 08:41:21,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:21,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:21,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:21,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:21,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:21,981 INFO L87 Difference]: Start difference. First operand 554 states and 746 transitions. Second operand has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:41:22,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:22,869 INFO L93 Difference]: Finished difference Result 1052 states and 1442 transitions. [2024-11-16 08:41:22,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:22,870 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 76 [2024-11-16 08:41:22,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:22,875 INFO L225 Difference]: With dead ends: 1052 [2024-11-16 08:41:22,875 INFO L226 Difference]: Without dead ends: 891 [2024-11-16 08:41:22,876 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 08:41:22,877 INFO L432 NwaCegarLoop]: 294 mSDtfsCounter, 2345 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 1180 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2345 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 1187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:22,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2345 Valid, 1631 Invalid, 1187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1180 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:41:22,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2024-11-16 08:41:22,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 554. [2024-11-16 08:41:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3847583643122676) internal successors, (745), 553 states have internal predecessors, (745), 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 08:41:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 745 transitions. [2024-11-16 08:41:22,889 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 745 transitions. Word has length 76 [2024-11-16 08:41:22,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:22,890 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 745 transitions. [2024-11-16 08:41:22,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:41:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 745 transitions. [2024-11-16 08:41:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:41:22,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:22,895 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] [2024-11-16 08:41:22,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 08:41:22,895 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:22,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:22,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1916593659, now seen corresponding path program 1 times [2024-11-16 08:41:22,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:22,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930236253] [2024-11-16 08:41:22,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:22,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:23,240 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 08:41:23,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:23,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930236253] [2024-11-16 08:41:23,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930236253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:23,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:23,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:23,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329631886] [2024-11-16 08:41:23,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:23,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:23,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:23,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:23,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:23,242 INFO L87 Difference]: Start difference. First operand 554 states and 745 transitions. Second operand has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:41:24,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:24,028 INFO L93 Difference]: Finished difference Result 897 states and 1235 transitions. [2024-11-16 08:41:24,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:41:24,029 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 76 [2024-11-16 08:41:24,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:24,031 INFO L225 Difference]: With dead ends: 897 [2024-11-16 08:41:24,031 INFO L226 Difference]: Without dead ends: 697 [2024-11-16 08:41:24,032 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 08:41:24,032 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 1572 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1572 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 1185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:24,033 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1572 Valid, 1592 Invalid, 1185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1178 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:24,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2024-11-16 08:41:24,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 554. [2024-11-16 08:41:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3828996282527881) internal successors, (744), 553 states have internal predecessors, (744), 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 08:41:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 744 transitions. [2024-11-16 08:41:24,044 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 744 transitions. Word has length 76 [2024-11-16 08:41:24,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:24,044 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 744 transitions. [2024-11-16 08:41:24,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 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 08:41:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 744 transitions. [2024-11-16 08:41:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:24,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:24,046 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] [2024-11-16 08:41:24,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 08:41:24,046 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:24,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:24,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1693606457, now seen corresponding path program 1 times [2024-11-16 08:41:24,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:24,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622749898] [2024-11-16 08:41:24,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:24,588 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 08:41:24,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622749898] [2024-11-16 08:41:24,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622749898] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:24,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:24,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 08:41:24,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088390157] [2024-11-16 08:41:24,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:24,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 08:41:24,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:24,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 08:41:24,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:41:24,591 INFO L87 Difference]: Start difference. First operand 554 states and 744 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 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 08:41:25,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:25,574 INFO L93 Difference]: Finished difference Result 1007 states and 1385 transitions. [2024-11-16 08:41:25,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 08:41:25,574 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:25,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:25,577 INFO L225 Difference]: With dead ends: 1007 [2024-11-16 08:41:25,577 INFO L226 Difference]: Without dead ends: 741 [2024-11-16 08:41:25,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=156, Invalid=396, Unknown=0, NotChecked=0, Total=552 [2024-11-16 08:41:25,578 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 1744 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:25,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1744 Valid, 1677 Invalid, 1287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:41:25,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2024-11-16 08:41:25,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 554. [2024-11-16 08:41:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.379182156133829) internal successors, (742), 553 states have internal predecessors, (742), 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 08:41:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 742 transitions. [2024-11-16 08:41:25,588 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 742 transitions. Word has length 78 [2024-11-16 08:41:25,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:25,588 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 742 transitions. [2024-11-16 08:41:25,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 10 states have internal predecessors, (78), 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 08:41:25,588 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 742 transitions. [2024-11-16 08:41:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:25,589 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:25,589 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] [2024-11-16 08:41:25,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 08:41:25,589 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:25,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:25,590 INFO L85 PathProgramCache]: Analyzing trace with hash -199408894, now seen corresponding path program 1 times [2024-11-16 08:41:25,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:25,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077950867] [2024-11-16 08:41:25,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:25,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:25,923 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 08:41:25,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:25,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077950867] [2024-11-16 08:41:25,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077950867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:25,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:25,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:25,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443588915] [2024-11-16 08:41:25,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:25,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:25,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:25,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:25,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:25,926 INFO L87 Difference]: Start difference. First operand 554 states and 742 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:26,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:26,813 INFO L93 Difference]: Finished difference Result 1071 states and 1461 transitions. [2024-11-16 08:41:26,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:26,813 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:26,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:26,817 INFO L225 Difference]: With dead ends: 1071 [2024-11-16 08:41:26,817 INFO L226 Difference]: Without dead ends: 891 [2024-11-16 08:41:26,817 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 08:41:26,818 INFO L432 NwaCegarLoop]: 449 mSDtfsCounter, 2064 mSDsluCounter, 1800 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2064 SdHoareTripleChecker+Valid, 2249 SdHoareTripleChecker+Invalid, 1613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:26,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2064 Valid, 2249 Invalid, 1613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:41:26,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2024-11-16 08:41:26,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 554. [2024-11-16 08:41:26,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3754646840148699) internal successors, (740), 553 states have internal predecessors, (740), 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 08:41:26,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 740 transitions. [2024-11-16 08:41:26,832 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 740 transitions. Word has length 78 [2024-11-16 08:41:26,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:26,832 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 740 transitions. [2024-11-16 08:41:26,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 740 transitions. [2024-11-16 08:41:26,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:26,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:26,834 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] [2024-11-16 08:41:26,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 08:41:26,834 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:26,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:26,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1545887920, now seen corresponding path program 1 times [2024-11-16 08:41:26,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:26,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096923926] [2024-11-16 08:41:26,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:26,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:27,136 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 08:41:27,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:27,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096923926] [2024-11-16 08:41:27,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096923926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:27,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:27,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:27,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481372776] [2024-11-16 08:41:27,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:27,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:27,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:27,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:27,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:27,138 INFO L87 Difference]: Start difference. First operand 554 states and 740 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:27,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:27,863 INFO L93 Difference]: Finished difference Result 1021 states and 1385 transitions. [2024-11-16 08:41:27,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:27,863 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:27,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:27,866 INFO L225 Difference]: With dead ends: 1021 [2024-11-16 08:41:27,867 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:41:27,867 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:41:27,868 INFO L432 NwaCegarLoop]: 331 mSDtfsCounter, 2637 mSDsluCounter, 1088 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2637 SdHoareTripleChecker+Valid, 1419 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:27,868 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2637 Valid, 1419 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:27,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:41:27,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 554. [2024-11-16 08:41:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3717472118959109) internal successors, (738), 553 states have internal predecessors, (738), 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 08:41:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 738 transitions. [2024-11-16 08:41:27,880 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 738 transitions. Word has length 78 [2024-11-16 08:41:27,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:27,880 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 738 transitions. [2024-11-16 08:41:27,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 738 transitions. [2024-11-16 08:41:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:27,882 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:27,882 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] [2024-11-16 08:41:27,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 08:41:27,883 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:27,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:27,883 INFO L85 PathProgramCache]: Analyzing trace with hash -2061221211, now seen corresponding path program 1 times [2024-11-16 08:41:27,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:27,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612830645] [2024-11-16 08:41:27,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:27,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:28,143 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 08:41:28,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:28,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612830645] [2024-11-16 08:41:28,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612830645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:28,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:28,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:28,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138257814] [2024-11-16 08:41:28,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:28,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:28,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:28,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:28,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:28,145 INFO L87 Difference]: Start difference. First operand 554 states and 738 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:28,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:28,879 INFO L93 Difference]: Finished difference Result 1061 states and 1443 transitions. [2024-11-16 08:41:28,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:28,880 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:28,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:28,882 INFO L225 Difference]: With dead ends: 1061 [2024-11-16 08:41:28,882 INFO L226 Difference]: Without dead ends: 891 [2024-11-16 08:41:28,882 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 08:41:28,883 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 2024 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1371 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2024 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:28,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2024 Valid, 1893 Invalid, 1377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1371 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:28,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2024-11-16 08:41:28,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 554. [2024-11-16 08:41:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3698884758364311) internal successors, (737), 553 states have internal predecessors, (737), 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 08:41:28,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 737 transitions. [2024-11-16 08:41:28,894 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 737 transitions. Word has length 78 [2024-11-16 08:41:28,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:28,894 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 737 transitions. [2024-11-16 08:41:28,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 737 transitions. [2024-11-16 08:41:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:28,896 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:28,896 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] [2024-11-16 08:41:28,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 08:41:28,896 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:28,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:28,897 INFO L85 PathProgramCache]: Analyzing trace with hash -315924397, now seen corresponding path program 1 times [2024-11-16 08:41:28,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:28,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130972186] [2024-11-16 08:41:28,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:28,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:29,167 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 08:41:29,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:29,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130972186] [2024-11-16 08:41:29,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130972186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:29,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:29,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:29,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779201065] [2024-11-16 08:41:29,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:29,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:29,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:29,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:29,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:29,170 INFO L87 Difference]: Start difference. First operand 554 states and 737 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:29,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:29,886 INFO L93 Difference]: Finished difference Result 1015 states and 1374 transitions. [2024-11-16 08:41:29,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:29,887 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:29,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:29,890 INFO L225 Difference]: With dead ends: 1015 [2024-11-16 08:41:29,890 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:41:29,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:41:29,891 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 2501 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2501 SdHoareTripleChecker+Valid, 1523 SdHoareTripleChecker+Invalid, 1125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:29,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2501 Valid, 1523 Invalid, 1125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:29,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:41:29,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 554. [2024-11-16 08:41:29,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3680297397769516) internal successors, (736), 553 states have internal predecessors, (736), 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 08:41:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 736 transitions. [2024-11-16 08:41:29,918 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 736 transitions. Word has length 78 [2024-11-16 08:41:29,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:29,918 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 736 transitions. [2024-11-16 08:41:29,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:29,918 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 736 transitions. [2024-11-16 08:41:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:29,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:29,919 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] [2024-11-16 08:41:29,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 08:41:29,920 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:29,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:29,920 INFO L85 PathProgramCache]: Analyzing trace with hash -344054356, now seen corresponding path program 1 times [2024-11-16 08:41:29,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:29,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351466623] [2024-11-16 08:41:29,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:29,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:30,208 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 08:41:30,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:30,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351466623] [2024-11-16 08:41:30,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351466623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:30,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:30,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:30,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680673182] [2024-11-16 08:41:30,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:30,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:30,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:30,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:30,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:30,211 INFO L87 Difference]: Start difference. First operand 554 states and 736 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:30,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:30,892 INFO L93 Difference]: Finished difference Result 1011 states and 1369 transitions. [2024-11-16 08:41:30,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:30,892 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:30,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:30,895 INFO L225 Difference]: With dead ends: 1011 [2024-11-16 08:41:30,895 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:41:30,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:41:30,896 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 2498 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2498 SdHoareTripleChecker+Valid, 1523 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:30,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2498 Valid, 1523 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:30,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:41:30,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 554. [2024-11-16 08:41:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3661710037174721) internal successors, (735), 553 states have internal predecessors, (735), 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 08:41:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 735 transitions. [2024-11-16 08:41:30,908 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 735 transitions. Word has length 78 [2024-11-16 08:41:30,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:30,908 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 735 transitions. [2024-11-16 08:41:30,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 735 transitions. [2024-11-16 08:41:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-16 08:41:30,910 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:30,910 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] [2024-11-16 08:41:30,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 08:41:30,910 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:30,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:30,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1136262092, now seen corresponding path program 1 times [2024-11-16 08:41:30,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:30,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362957902] [2024-11-16 08:41:30,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:30,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:31,241 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 08:41:31,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:31,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362957902] [2024-11-16 08:41:31,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362957902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:31,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:31,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:31,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910739687] [2024-11-16 08:41:31,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:31,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:31,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:31,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:31,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:31,243 INFO L87 Difference]: Start difference. First operand 554 states and 735 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:31,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:31,961 INFO L93 Difference]: Finished difference Result 1015 states and 1371 transitions. [2024-11-16 08:41:31,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:31,962 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 78 [2024-11-16 08:41:31,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:31,965 INFO L225 Difference]: With dead ends: 1015 [2024-11-16 08:41:31,965 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:41:31,966 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 08:41:31,966 INFO L432 NwaCegarLoop]: 355 mSDtfsCounter, 2156 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2156 SdHoareTripleChecker+Valid, 1514 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:31,966 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2156 Valid, 1514 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:31,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:41:31,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 554. [2024-11-16 08:41:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3643122676579926) internal successors, (734), 553 states have internal predecessors, (734), 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 08:41:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 734 transitions. [2024-11-16 08:41:31,976 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 734 transitions. Word has length 78 [2024-11-16 08:41:31,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:31,977 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 734 transitions. [2024-11-16 08:41:31,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 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 08:41:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 734 transitions. [2024-11-16 08:41:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:31,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:31,978 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] [2024-11-16 08:41:31,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 08:41:31,979 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:31,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:31,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1212243335, now seen corresponding path program 1 times [2024-11-16 08:41:31,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:31,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108025651] [2024-11-16 08:41:31,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:31,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:32,262 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 08:41:32,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:32,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108025651] [2024-11-16 08:41:32,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108025651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:32,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:32,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:32,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786546839] [2024-11-16 08:41:32,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:32,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:32,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:32,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:32,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:32,264 INFO L87 Difference]: Start difference. First operand 554 states and 734 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:33,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:33,076 INFO L93 Difference]: Finished difference Result 1091 states and 1476 transitions. [2024-11-16 08:41:33,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:33,076 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:33,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:33,079 INFO L225 Difference]: With dead ends: 1091 [2024-11-16 08:41:33,079 INFO L226 Difference]: Without dead ends: 891 [2024-11-16 08:41:33,080 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 08:41:33,081 INFO L432 NwaCegarLoop]: 442 mSDtfsCounter, 1845 mSDsluCounter, 1429 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1845 SdHoareTripleChecker+Valid, 1871 SdHoareTripleChecker+Invalid, 1373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:33,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1845 Valid, 1871 Invalid, 1373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:41:33,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2024-11-16 08:41:33,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 554. [2024-11-16 08:41:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3605947955390334) internal successors, (732), 553 states have internal predecessors, (732), 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 08:41:33,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 732 transitions. [2024-11-16 08:41:33,092 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 732 transitions. Word has length 80 [2024-11-16 08:41:33,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:33,092 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 732 transitions. [2024-11-16 08:41:33,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:33,092 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 732 transitions. [2024-11-16 08:41:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:33,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:33,094 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] [2024-11-16 08:41:33,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 08:41:33,094 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:33,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:33,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1982808517, now seen corresponding path program 1 times [2024-11-16 08:41:33,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:33,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890946310] [2024-11-16 08:41:33,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:33,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:33,371 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 08:41:33,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:33,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890946310] [2024-11-16 08:41:33,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890946310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:33,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:33,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:33,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102659674] [2024-11-16 08:41:33,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:33,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:33,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:33,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:33,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:33,374 INFO L87 Difference]: Start difference. First operand 554 states and 732 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:34,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:34,042 INFO L93 Difference]: Finished difference Result 1027 states and 1383 transitions. [2024-11-16 08:41:34,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:34,043 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:34,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:34,045 INFO L225 Difference]: With dead ends: 1027 [2024-11-16 08:41:34,045 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:41:34,046 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 08:41:34,049 INFO L432 NwaCegarLoop]: 389 mSDtfsCounter, 2098 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 1155 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2098 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 1162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:34,049 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2098 Valid, 1653 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1155 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:34,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:41:34,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 554. [2024-11-16 08:41:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3568773234200744) internal successors, (730), 553 states have internal predecessors, (730), 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 08:41:34,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 730 transitions. [2024-11-16 08:41:34,061 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 730 transitions. Word has length 80 [2024-11-16 08:41:34,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:34,061 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 730 transitions. [2024-11-16 08:41:34,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 730 transitions. [2024-11-16 08:41:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:34,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:34,063 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] [2024-11-16 08:41:34,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 08:41:34,063 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:34,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:34,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1556927299, now seen corresponding path program 1 times [2024-11-16 08:41:34,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:34,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595891230] [2024-11-16 08:41:34,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:34,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:34,314 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 08:41:34,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:34,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595891230] [2024-11-16 08:41:34,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595891230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:34,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:34,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:34,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891366243] [2024-11-16 08:41:34,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:34,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:34,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:34,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:34,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:34,317 INFO L87 Difference]: Start difference. First operand 554 states and 730 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:34,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:34,989 INFO L93 Difference]: Finished difference Result 987 states and 1319 transitions. [2024-11-16 08:41:34,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:34,990 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:34,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:34,992 INFO L225 Difference]: With dead ends: 987 [2024-11-16 08:41:34,992 INFO L226 Difference]: Without dead ends: 843 [2024-11-16 08:41:34,993 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 08:41:34,993 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 2513 mSDsluCounter, 1043 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2513 SdHoareTripleChecker+Valid, 1368 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:34,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2513 Valid, 1368 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:34,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2024-11-16 08:41:35,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 554. [2024-11-16 08:41:35,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3531598513011152) internal successors, (728), 553 states have internal predecessors, (728), 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 08:41:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 728 transitions. [2024-11-16 08:41:35,005 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 728 transitions. Word has length 80 [2024-11-16 08:41:35,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:35,005 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 728 transitions. [2024-11-16 08:41:35,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 728 transitions. [2024-11-16 08:41:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:35,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:35,007 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] [2024-11-16 08:41:35,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 08:41:35,008 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:35,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:35,008 INFO L85 PathProgramCache]: Analyzing trace with hash -631687563, now seen corresponding path program 1 times [2024-11-16 08:41:35,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:35,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961497316] [2024-11-16 08:41:35,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:35,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:35,321 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 08:41:35,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:35,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961497316] [2024-11-16 08:41:35,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961497316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:35,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:35,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:35,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773631576] [2024-11-16 08:41:35,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:35,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:35,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:35,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:35,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:35,323 INFO L87 Difference]: Start difference. First operand 554 states and 728 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:36,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:36,088 INFO L93 Difference]: Finished difference Result 983 states and 1312 transitions. [2024-11-16 08:41:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:36,089 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:36,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:36,092 INFO L225 Difference]: With dead ends: 983 [2024-11-16 08:41:36,092 INFO L226 Difference]: Without dead ends: 843 [2024-11-16 08:41:36,093 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 08:41:36,093 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 2222 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1205 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2222 SdHoareTripleChecker+Valid, 1671 SdHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:36,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2222 Valid, 1671 Invalid, 1212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1205 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:36,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2024-11-16 08:41:36,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 554. [2024-11-16 08:41:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3494423791821561) internal successors, (726), 553 states have internal predecessors, (726), 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 08:41:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 726 transitions. [2024-11-16 08:41:36,105 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 726 transitions. Word has length 80 [2024-11-16 08:41:36,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:36,105 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 726 transitions. [2024-11-16 08:41:36,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 726 transitions. [2024-11-16 08:41:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:36,107 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:36,107 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] [2024-11-16 08:41:36,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 08:41:36,107 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:36,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:36,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1009590672, now seen corresponding path program 1 times [2024-11-16 08:41:36,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:36,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532020378] [2024-11-16 08:41:36,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:36,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:36,379 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 08:41:36,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:36,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532020378] [2024-11-16 08:41:36,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532020378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:36,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:36,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:36,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367258501] [2024-11-16 08:41:36,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:36,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:36,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:36,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:36,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:36,381 INFO L87 Difference]: Start difference. First operand 554 states and 726 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:37,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:37,146 INFO L93 Difference]: Finished difference Result 848 states and 1110 transitions. [2024-11-16 08:41:37,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:37,147 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:37,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:37,149 INFO L225 Difference]: With dead ends: 848 [2024-11-16 08:41:37,149 INFO L226 Difference]: Without dead ends: 843 [2024-11-16 08:41:37,150 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 08:41:37,150 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 1744 mSDsluCounter, 1333 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 1656 SdHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:37,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1744 Valid, 1656 Invalid, 1212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1206 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:37,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2024-11-16 08:41:37,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 554. [2024-11-16 08:41:37,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.345724907063197) internal successors, (724), 553 states have internal predecessors, (724), 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 08:41:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 724 transitions. [2024-11-16 08:41:37,164 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 724 transitions. Word has length 80 [2024-11-16 08:41:37,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:37,164 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 724 transitions. [2024-11-16 08:41:37,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:37,164 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 724 transitions. [2024-11-16 08:41:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:37,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:37,166 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] [2024-11-16 08:41:37,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 08:41:37,167 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:37,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:37,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1591183806, now seen corresponding path program 1 times [2024-11-16 08:41:37,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:37,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558625421] [2024-11-16 08:41:37,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:37,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:37,718 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 08:41:37,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:37,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558625421] [2024-11-16 08:41:37,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558625421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:37,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:37,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:41:37,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487047655] [2024-11-16 08:41:37,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:37,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:41:37,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:37,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:41:37,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:41:37,721 INFO L87 Difference]: Start difference. First operand 554 states and 724 transitions. Second operand has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 08:41:38,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:38,824 INFO L93 Difference]: Finished difference Result 1312 states and 1783 transitions. [2024-11-16 08:41:38,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:41:38,825 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:38,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:38,828 INFO L225 Difference]: With dead ends: 1312 [2024-11-16 08:41:38,828 INFO L226 Difference]: Without dead ends: 1295 [2024-11-16 08:41:38,829 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 08:41:38,829 INFO L432 NwaCegarLoop]: 428 mSDtfsCounter, 3970 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3970 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:38,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3970 Valid, 1962 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:41:38,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2024-11-16 08:41:38,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 562. [2024-11-16 08:41:38,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 546 states have (on average 1.3406593406593406) internal successors, (732), 561 states have internal predecessors, (732), 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 08:41:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 732 transitions. [2024-11-16 08:41:38,841 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 732 transitions. Word has length 80 [2024-11-16 08:41:38,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:38,841 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 732 transitions. [2024-11-16 08:41:38,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 08:41:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 732 transitions. [2024-11-16 08:41:38,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:38,843 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:38,843 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] [2024-11-16 08:41:38,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 08:41:38,843 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:38,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:38,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1165302588, now seen corresponding path program 1 times [2024-11-16 08:41:38,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:38,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234767570] [2024-11-16 08:41:38,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:38,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:39,109 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 08:41:39,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:39,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234767570] [2024-11-16 08:41:39,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234767570] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:39,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:39,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:39,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124961876] [2024-11-16 08:41:39,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:39,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:39,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:39,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:39,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:39,112 INFO L87 Difference]: Start difference. First operand 562 states and 732 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:39,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:39,783 INFO L93 Difference]: Finished difference Result 856 states and 1114 transitions. [2024-11-16 08:41:39,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:39,783 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:39,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:39,786 INFO L225 Difference]: With dead ends: 856 [2024-11-16 08:41:39,786 INFO L226 Difference]: Without dead ends: 851 [2024-11-16 08:41:39,787 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 08:41:39,787 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 2213 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2213 SdHoareTripleChecker+Valid, 1671 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:39,787 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2213 Valid, 1671 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:39,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2024-11-16 08:41:39,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 562. [2024-11-16 08:41:39,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 546 states have (on average 1.336996336996337) internal successors, (730), 561 states have internal predecessors, (730), 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 08:41:39,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 730 transitions. [2024-11-16 08:41:39,799 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 730 transitions. Word has length 80 [2024-11-16 08:41:39,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:39,799 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 730 transitions. [2024-11-16 08:41:39,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 730 transitions. [2024-11-16 08:41:39,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:39,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:39,801 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] [2024-11-16 08:41:39,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 08:41:39,801 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:39,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:39,801 INFO L85 PathProgramCache]: Analyzing trace with hash 208577733, now seen corresponding path program 1 times [2024-11-16 08:41:39,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:39,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359303552] [2024-11-16 08:41:39,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:39,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:40,209 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 08:41:40,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:40,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359303552] [2024-11-16 08:41:40,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359303552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:40,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:40,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:41:40,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598715929] [2024-11-16 08:41:40,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:40,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:41:40,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:40,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:41:40,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:41:40,212 INFO L87 Difference]: Start difference. First operand 562 states and 730 transitions. Second operand has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 08:41:41,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:41,311 INFO L93 Difference]: Finished difference Result 1448 states and 1978 transitions. [2024-11-16 08:41:41,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:41:41,311 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:41,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:41,314 INFO L225 Difference]: With dead ends: 1448 [2024-11-16 08:41:41,315 INFO L226 Difference]: Without dead ends: 1295 [2024-11-16 08:41:41,315 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:41:41,316 INFO L432 NwaCegarLoop]: 415 mSDtfsCounter, 4016 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4016 SdHoareTripleChecker+Valid, 2145 SdHoareTripleChecker+Invalid, 1770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:41,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4016 Valid, 2145 Invalid, 1770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:41:41,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2024-11-16 08:41:41,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 566. [2024-11-16 08:41:41,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 550 states have (on average 1.3345454545454545) internal successors, (734), 565 states have internal predecessors, (734), 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 08:41:41,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 734 transitions. [2024-11-16 08:41:41,327 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 734 transitions. Word has length 80 [2024-11-16 08:41:41,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:41,327 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 734 transitions. [2024-11-16 08:41:41,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 08:41:41,327 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 734 transitions. [2024-11-16 08:41:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:41,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:41,329 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] [2024-11-16 08:41:41,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 08:41:41,329 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:41,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:41,329 INFO L85 PathProgramCache]: Analyzing trace with hash 634458951, now seen corresponding path program 1 times [2024-11-16 08:41:41,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:41,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985461428] [2024-11-16 08:41:41,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:41,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:41,580 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 08:41:41,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:41,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985461428] [2024-11-16 08:41:41,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985461428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:41,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:41,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:41,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026141038] [2024-11-16 08:41:41,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:41,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:41,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:41,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:41,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:41,582 INFO L87 Difference]: Start difference. First operand 566 states and 734 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:42,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:42,111 INFO L93 Difference]: Finished difference Result 996 states and 1317 transitions. [2024-11-16 08:41:42,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:42,111 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:42,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:42,113 INFO L225 Difference]: With dead ends: 996 [2024-11-16 08:41:42,113 INFO L226 Difference]: Without dead ends: 855 [2024-11-16 08:41:42,114 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 08:41:42,114 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 1889 mSDsluCounter, 1043 mSDsCounter, 0 mSdLazyCounter, 995 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 1368 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:42,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1889 Valid, 1368 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:42,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-16 08:41:42,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 566. [2024-11-16 08:41:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 550 states have (on average 1.3327272727272728) internal successors, (733), 565 states have internal predecessors, (733), 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 08:41:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 733 transitions. [2024-11-16 08:41:42,125 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 733 transitions. Word has length 80 [2024-11-16 08:41:42,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:42,126 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 733 transitions. [2024-11-16 08:41:42,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 733 transitions. [2024-11-16 08:41:42,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:42,127 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:42,127 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] [2024-11-16 08:41:42,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 08:41:42,128 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:42,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:42,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1167888316, now seen corresponding path program 1 times [2024-11-16 08:41:42,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:42,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58100280] [2024-11-16 08:41:42,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:42,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:42,380 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 08:41:42,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:42,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58100280] [2024-11-16 08:41:42,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58100280] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:42,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:42,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:42,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899085836] [2024-11-16 08:41:42,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:42,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:42,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:42,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:42,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:42,382 INFO L87 Difference]: Start difference. First operand 566 states and 733 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:42,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:42,907 INFO L93 Difference]: Finished difference Result 993 states and 1313 transitions. [2024-11-16 08:41:42,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:42,907 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:42,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:42,910 INFO L225 Difference]: With dead ends: 993 [2024-11-16 08:41:42,910 INFO L226 Difference]: Without dead ends: 855 [2024-11-16 08:41:42,910 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 08:41:42,911 INFO L432 NwaCegarLoop]: 374 mSDtfsCounter, 2091 mSDsluCounter, 1190 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2091 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 1140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:42,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2091 Valid, 1564 Invalid, 1140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:42,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-16 08:41:42,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 566. [2024-11-16 08:41:42,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 550 states have (on average 1.3309090909090908) internal successors, (732), 565 states have internal predecessors, (732), 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 08:41:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 732 transitions. [2024-11-16 08:41:42,919 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 732 transitions. Word has length 80 [2024-11-16 08:41:42,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:42,919 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 732 transitions. [2024-11-16 08:41:42,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 732 transitions. [2024-11-16 08:41:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:42,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:42,921 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] [2024-11-16 08:41:42,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 08:41:42,921 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:42,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:42,921 INFO L85 PathProgramCache]: Analyzing trace with hash 790170867, now seen corresponding path program 1 times [2024-11-16 08:41:42,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:42,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77944080] [2024-11-16 08:41:42,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:43,320 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 08:41:43,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:43,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77944080] [2024-11-16 08:41:43,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77944080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:43,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:43,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:41:43,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478124636] [2024-11-16 08:41:43,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:43,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:41:43,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:43,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:41:43,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:41:43,323 INFO L87 Difference]: Start difference. First operand 566 states and 732 transitions. Second operand has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 08:41:44,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:44,244 INFO L93 Difference]: Finished difference Result 1344 states and 1815 transitions. [2024-11-16 08:41:44,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:41:44,245 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:44,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:44,248 INFO L225 Difference]: With dead ends: 1344 [2024-11-16 08:41:44,248 INFO L226 Difference]: Without dead ends: 1203 [2024-11-16 08:41:44,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:41:44,249 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 4141 mSDsluCounter, 1280 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4141 SdHoareTripleChecker+Valid, 1641 SdHoareTripleChecker+Invalid, 1412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:44,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4141 Valid, 1641 Invalid, 1412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:44,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2024-11-16 08:41:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 570. [2024-11-16 08:41:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 554 states have (on average 1.3285198555956679) internal successors, (736), 569 states have internal predecessors, (736), 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 08:41:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 736 transitions. [2024-11-16 08:41:44,264 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 736 transitions. Word has length 80 [2024-11-16 08:41:44,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:44,264 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 736 transitions. [2024-11-16 08:41:44,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 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 08:41:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 736 transitions. [2024-11-16 08:41:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:44,266 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:44,266 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] [2024-11-16 08:41:44,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 08:41:44,266 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:44,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:44,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1523627084, now seen corresponding path program 1 times [2024-11-16 08:41:44,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:44,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678249195] [2024-11-16 08:41:44,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:44,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:44,508 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 08:41:44,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:44,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678249195] [2024-11-16 08:41:44,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678249195] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:44,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:44,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:44,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206662236] [2024-11-16 08:41:44,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:44,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:44,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:44,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:44,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:44,513 INFO L87 Difference]: Start difference. First operand 570 states and 736 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:45,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:45,039 INFO L93 Difference]: Finished difference Result 993 states and 1311 transitions. [2024-11-16 08:41:45,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:45,039 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:45,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:45,041 INFO L225 Difference]: With dead ends: 993 [2024-11-16 08:41:45,041 INFO L226 Difference]: Without dead ends: 855 [2024-11-16 08:41:45,042 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 08:41:45,042 INFO L432 NwaCegarLoop]: 318 mSDtfsCounter, 1255 mSDsluCounter, 1019 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:45,043 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1255 Valid, 1337 Invalid, 991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 985 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:45,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-16 08:41:45,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 570. [2024-11-16 08:41:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 554 states have (on average 1.3267148014440433) internal successors, (735), 569 states have internal predecessors, (735), 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 08:41:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 735 transitions. [2024-11-16 08:41:45,051 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 735 transitions. Word has length 80 [2024-11-16 08:41:45,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:45,051 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 735 transitions. [2024-11-16 08:41:45,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 735 transitions. [2024-11-16 08:41:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:45,052 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:45,052 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] [2024-11-16 08:41:45,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 08:41:45,052 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:45,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:45,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1383297620, now seen corresponding path program 1 times [2024-11-16 08:41:45,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:45,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377967328] [2024-11-16 08:41:45,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:45,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:45,305 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 08:41:45,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:45,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377967328] [2024-11-16 08:41:45,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377967328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:45,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:45,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:45,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881176408] [2024-11-16 08:41:45,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:45,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:45,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:45,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:45,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:45,308 INFO L87 Difference]: Start difference. First operand 570 states and 735 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:45,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:45,812 INFO L93 Difference]: Finished difference Result 991 states and 1307 transitions. [2024-11-16 08:41:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:45,813 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:45,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:45,815 INFO L225 Difference]: With dead ends: 991 [2024-11-16 08:41:45,815 INFO L226 Difference]: Without dead ends: 855 [2024-11-16 08:41:45,816 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 08:41:45,817 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 2174 mSDsluCounter, 1033 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2174 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:45,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2174 Valid, 1354 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:45,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-16 08:41:45,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 570. [2024-11-16 08:41:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 554 states have (on average 1.3249097472924187) internal successors, (734), 569 states have internal predecessors, (734), 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 08:41:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 734 transitions. [2024-11-16 08:41:45,825 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 734 transitions. Word has length 80 [2024-11-16 08:41:45,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:45,825 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 734 transitions. [2024-11-16 08:41:45,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 734 transitions. [2024-11-16 08:41:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:45,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:45,827 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] [2024-11-16 08:41:45,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-16 08:41:45,827 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:45,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:45,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1197729043, now seen corresponding path program 1 times [2024-11-16 08:41:45,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:45,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064606520] [2024-11-16 08:41:45,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:45,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:46,075 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 08:41:46,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:46,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064606520] [2024-11-16 08:41:46,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064606520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:46,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:46,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:46,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47844798] [2024-11-16 08:41:46,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:46,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:46,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:46,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:46,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:46,078 INFO L87 Difference]: Start difference. First operand 570 states and 734 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:46,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:46,651 INFO L93 Difference]: Finished difference Result 993 states and 1308 transitions. [2024-11-16 08:41:46,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:46,652 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:46,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:46,654 INFO L225 Difference]: With dead ends: 993 [2024-11-16 08:41:46,654 INFO L226 Difference]: Without dead ends: 855 [2024-11-16 08:41:46,654 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 08:41:46,655 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 2199 mSDsluCounter, 1334 mSDsCounter, 0 mSdLazyCounter, 1152 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2199 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:46,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2199 Valid, 1655 Invalid, 1159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:46,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-16 08:41:46,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 570. [2024-11-16 08:41:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 554 states have (on average 1.3231046931407942) internal successors, (733), 569 states have internal predecessors, (733), 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 08:41:46,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 733 transitions. [2024-11-16 08:41:46,664 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 733 transitions. Word has length 80 [2024-11-16 08:41:46,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:46,664 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 733 transitions. [2024-11-16 08:41:46,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:46,664 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 733 transitions. [2024-11-16 08:41:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:41:46,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:46,668 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] [2024-11-16 08:41:46,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-16 08:41:46,668 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:46,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:46,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1575366028, now seen corresponding path program 1 times [2024-11-16 08:41:46,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:46,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38731464] [2024-11-16 08:41:46,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:46,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:46,886 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 08:41:46,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:46,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38731464] [2024-11-16 08:41:46,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38731464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:46,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:46,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:46,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140999214] [2024-11-16 08:41:46,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:46,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:46,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:46,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:46,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:46,890 INFO L87 Difference]: Start difference. First operand 570 states and 733 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:47,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:47,407 INFO L93 Difference]: Finished difference Result 860 states and 1109 transitions. [2024-11-16 08:41:47,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:47,408 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 80 [2024-11-16 08:41:47,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:47,410 INFO L225 Difference]: With dead ends: 860 [2024-11-16 08:41:47,410 INFO L226 Difference]: Without dead ends: 855 [2024-11-16 08:41:47,410 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 08:41:47,411 INFO L432 NwaCegarLoop]: 318 mSDtfsCounter, 1884 mSDsluCounter, 1019 mSDsCounter, 0 mSdLazyCounter, 968 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1884 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:47,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1884 Valid, 1337 Invalid, 975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 968 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:47,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-16 08:41:47,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 570. [2024-11-16 08:41:47,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 554 states have (on average 1.3212996389891696) internal successors, (732), 569 states have internal predecessors, (732), 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 08:41:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 732 transitions. [2024-11-16 08:41:47,418 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 732 transitions. Word has length 80 [2024-11-16 08:41:47,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:47,418 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 732 transitions. [2024-11-16 08:41:47,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 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 08:41:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 732 transitions. [2024-11-16 08:41:47,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:41:47,419 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:47,419 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] [2024-11-16 08:41:47,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-16 08:41:47,419 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:47,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:47,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1707637829, now seen corresponding path program 1 times [2024-11-16 08:41:47,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:47,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12850201] [2024-11-16 08:41:47,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:47,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:47,636 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 08:41:47,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:47,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12850201] [2024-11-16 08:41:47,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12850201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:47,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:47,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:47,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892024820] [2024-11-16 08:41:47,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:47,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:47,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:47,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:47,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:47,638 INFO L87 Difference]: Start difference. First operand 570 states and 732 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 08:41:48,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:48,209 INFO L93 Difference]: Finished difference Result 888 states and 1151 transitions. [2024-11-16 08:41:48,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:48,209 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 81 [2024-11-16 08:41:48,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:48,212 INFO L225 Difference]: With dead ends: 888 [2024-11-16 08:41:48,212 INFO L226 Difference]: Without dead ends: 871 [2024-11-16 08:41:48,213 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 08:41:48,213 INFO L432 NwaCegarLoop]: 372 mSDtfsCounter, 2307 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 1079 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2307 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:48,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2307 Valid, 1580 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1079 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:48,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-16 08:41:48,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 562. [2024-11-16 08:41:48,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 546 states have (on average 1.3223443223443223) internal successors, (722), 561 states have internal predecessors, (722), 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 08:41:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 722 transitions. [2024-11-16 08:41:48,223 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 722 transitions. Word has length 81 [2024-11-16 08:41:48,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:48,223 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 722 transitions. [2024-11-16 08:41:48,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 08:41:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 722 transitions. [2024-11-16 08:41:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:41:48,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:48,225 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] [2024-11-16 08:41:48,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-16 08:41:48,225 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:48,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:48,227 INFO L85 PathProgramCache]: Analyzing trace with hash 345581879, now seen corresponding path program 1 times [2024-11-16 08:41:48,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:48,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093794874] [2024-11-16 08:41:48,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:48,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:48,479 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 08:41:48,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:48,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093794874] [2024-11-16 08:41:48,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093794874] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:48,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:48,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:48,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017324832] [2024-11-16 08:41:48,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:48,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:48,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:48,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:48,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:48,482 INFO L87 Difference]: Start difference. First operand 562 states and 722 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 08:41:49,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:49,140 INFO L93 Difference]: Finished difference Result 988 states and 1298 transitions. [2024-11-16 08:41:49,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:49,141 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 81 [2024-11-16 08:41:49,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:49,143 INFO L225 Difference]: With dead ends: 988 [2024-11-16 08:41:49,143 INFO L226 Difference]: Without dead ends: 847 [2024-11-16 08:41:49,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:41:49,144 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 2160 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 1179 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2160 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:49,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2160 Valid, 1698 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1179 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:49,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2024-11-16 08:41:49,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 558. [2024-11-16 08:41:49,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 558 states, 542 states have (on average 1.3228782287822878) internal successors, (717), 557 states have internal predecessors, (717), 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 08:41:49,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 717 transitions. [2024-11-16 08:41:49,154 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 717 transitions. Word has length 81 [2024-11-16 08:41:49,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:49,155 INFO L471 AbstractCegarLoop]: Abstraction has 558 states and 717 transitions. [2024-11-16 08:41:49,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 08:41:49,155 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 717 transitions. [2024-11-16 08:41:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:41:49,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:49,156 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] [2024-11-16 08:41:49,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-16 08:41:49,156 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:49,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:49,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1749603851, now seen corresponding path program 1 times [2024-11-16 08:41:49,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:49,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328300536] [2024-11-16 08:41:49,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:49,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:49,388 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 08:41:49,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:49,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328300536] [2024-11-16 08:41:49,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328300536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:49,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:49,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:49,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489104907] [2024-11-16 08:41:49,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:49,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:49,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:49,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:49,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:49,390 INFO L87 Difference]: Start difference. First operand 558 states and 717 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 08:41:50,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:50,013 INFO L93 Difference]: Finished difference Result 1020 states and 1345 transitions. [2024-11-16 08:41:50,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:41:50,013 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 81 [2024-11-16 08:41:50,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:50,015 INFO L225 Difference]: With dead ends: 1020 [2024-11-16 08:41:50,015 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:41:50,016 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:41:50,016 INFO L432 NwaCegarLoop]: 426 mSDtfsCounter, 2044 mSDsluCounter, 1368 mSDsCounter, 0 mSdLazyCounter, 1256 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2044 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 1262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:50,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2044 Valid, 1794 Invalid, 1262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1256 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:50,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:41:50,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 554. [2024-11-16 08:41:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 538 states have (on average 1.3234200743494424) internal successors, (712), 553 states have internal predecessors, (712), 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 08:41:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2024-11-16 08:41:50,025 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 81 [2024-11-16 08:41:50,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:50,026 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2024-11-16 08:41:50,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 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 08:41:50,026 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2024-11-16 08:41:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:41:50,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:50,026 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] [2024-11-16 08:41:50,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-16 08:41:50,027 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:50,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:50,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1114452455, now seen corresponding path program 1 times [2024-11-16 08:41:50,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:50,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495548254] [2024-11-16 08:41:50,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:50,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:50,643 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 08:41:50,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:50,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495548254] [2024-11-16 08:41:50,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495548254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:50,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:50,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:41:50,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561436876] [2024-11-16 08:41:50,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:50,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:41:50,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:50,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:41:50,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:41:50,645 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 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 08:41:51,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:51,454 INFO L93 Difference]: Finished difference Result 1479 states and 1954 transitions. [2024-11-16 08:41:51,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:41:51,455 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 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 82 [2024-11-16 08:41:51,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:51,457 INFO L225 Difference]: With dead ends: 1479 [2024-11-16 08:41:51,457 INFO L226 Difference]: Without dead ends: 1321 [2024-11-16 08:41:51,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-11-16 08:41:51,458 INFO L432 NwaCegarLoop]: 827 mSDtfsCounter, 1919 mSDsluCounter, 4380 mSDsCounter, 0 mSdLazyCounter, 879 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 5207 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:51,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1919 Valid, 5207 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 879 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:51,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1321 states. [2024-11-16 08:41:51,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1321 to 532. [2024-11-16 08:41:51,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 518 states have (on average 1.3166023166023166) internal successors, (682), 531 states have internal predecessors, (682), 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 08:41:51,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 682 transitions. [2024-11-16 08:41:51,469 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 682 transitions. Word has length 82 [2024-11-16 08:41:51,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:51,470 INFO L471 AbstractCegarLoop]: Abstraction has 532 states and 682 transitions. [2024-11-16 08:41:51,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 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 08:41:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 682 transitions. [2024-11-16 08:41:51,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:41:51,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:51,471 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] [2024-11-16 08:41:51,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-16 08:41:51,472 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:51,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:51,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1530486501, now seen corresponding path program 1 times [2024-11-16 08:41:51,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:51,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109464547] [2024-11-16 08:41:51,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:51,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:51,975 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 08:41:51,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:51,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109464547] [2024-11-16 08:41:51,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109464547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:51,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:51,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:41:51,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952826055] [2024-11-16 08:41:51,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:51,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:41:51,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:51,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:41:51,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:41:51,977 INFO L87 Difference]: Start difference. First operand 532 states and 682 transitions. Second operand has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:41:52,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:52,830 INFO L93 Difference]: Finished difference Result 947 states and 1246 transitions. [2024-11-16 08:41:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:41:52,830 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 82 [2024-11-16 08:41:52,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:52,832 INFO L225 Difference]: With dead ends: 947 [2024-11-16 08:41:52,832 INFO L226 Difference]: Without dead ends: 805 [2024-11-16 08:41:52,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:41:52,833 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 2596 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2596 SdHoareTripleChecker+Valid, 2259 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:52,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2596 Valid, 2259 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 985 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:41:52,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2024-11-16 08:41:52,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 520. [2024-11-16 08:41:52,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 507 states have (on average 1.3116370808678501) internal successors, (665), 519 states have internal predecessors, (665), 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 08:41:52,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 665 transitions. [2024-11-16 08:41:52,840 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 665 transitions. Word has length 82 [2024-11-16 08:41:52,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:52,840 INFO L471 AbstractCegarLoop]: Abstraction has 520 states and 665 transitions. [2024-11-16 08:41:52,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:41:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 665 transitions. [2024-11-16 08:41:52,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:41:52,842 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:52,842 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] [2024-11-16 08:41:52,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-16 08:41:52,842 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:52,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:52,843 INFO L85 PathProgramCache]: Analyzing trace with hash -610848067, now seen corresponding path program 1 times [2024-11-16 08:41:52,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:52,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888888420] [2024-11-16 08:41:52,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:52,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:54,384 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 08:41:54,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:54,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888888420] [2024-11-16 08:41:54,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888888420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:54,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:54,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-16 08:41:54,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493364746] [2024-11-16 08:41:54,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:54,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-16 08:41:54,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:54,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-16 08:41:54,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=692, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:41:54,387 INFO L87 Difference]: Start difference. First operand 520 states and 665 transitions. Second operand has 28 states, 28 states have (on average 2.9285714285714284) internal successors, (82), 28 states have internal predecessors, (82), 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 08:41:59,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:59,553 INFO L93 Difference]: Finished difference Result 1392 states and 1835 transitions. [2024-11-16 08:41:59,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 08:41:59,553 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 2.9285714285714284) internal successors, (82), 28 states have internal predecessors, (82), 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 82 [2024-11-16 08:41:59,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:59,555 INFO L225 Difference]: With dead ends: 1392 [2024-11-16 08:41:59,555 INFO L226 Difference]: Without dead ends: 1249 [2024-11-16 08:41:59,555 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2024-11-16 08:41:59,556 INFO L432 NwaCegarLoop]: 927 mSDtfsCounter, 2276 mSDsluCounter, 14572 mSDsCounter, 0 mSdLazyCounter, 7844 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2276 SdHoareTripleChecker+Valid, 15499 SdHoareTripleChecker+Invalid, 7858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 7844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:59,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2276 Valid, 15499 Invalid, 7858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 7844 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-16 08:41:59,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1249 states. [2024-11-16 08:41:59,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1249 to 534. [2024-11-16 08:41:59,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 534 states, 521 states have (on average 1.310940499040307) internal successors, (683), 533 states have internal predecessors, (683), 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 08:41:59,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 683 transitions. [2024-11-16 08:41:59,564 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 683 transitions. Word has length 82 [2024-11-16 08:41:59,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:59,564 INFO L471 AbstractCegarLoop]: Abstraction has 534 states and 683 transitions. [2024-11-16 08:41:59,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 2.9285714285714284) internal successors, (82), 28 states have internal predecessors, (82), 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 08:41:59,565 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 683 transitions. [2024-11-16 08:41:59,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:41:59,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:59,566 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] [2024-11-16 08:41:59,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-16 08:41:59,566 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:59,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:59,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1711231467, now seen corresponding path program 1 times [2024-11-16 08:41:59,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:59,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316119202] [2024-11-16 08:41:59,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:59,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:00,072 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 08:42:00,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:00,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316119202] [2024-11-16 08:42:00,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316119202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:00,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:00,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:00,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328190990] [2024-11-16 08:42:00,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:00,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:00,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:00,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:00,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:00,075 INFO L87 Difference]: Start difference. First operand 534 states and 683 transitions. Second operand has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:42:00,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:00,674 INFO L93 Difference]: Finished difference Result 954 states and 1262 transitions. [2024-11-16 08:42:00,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:00,675 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 82 [2024-11-16 08:42:00,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:00,676 INFO L225 Difference]: With dead ends: 954 [2024-11-16 08:42:00,676 INFO L226 Difference]: Without dead ends: 776 [2024-11-16 08:42:00,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:42:00,687 INFO L432 NwaCegarLoop]: 591 mSDtfsCounter, 1722 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 3496 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:00,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1722 Valid, 3496 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:00,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2024-11-16 08:42:00,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 492. [2024-11-16 08:42:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 480 states have (on average 1.3083333333333333) internal successors, (628), 491 states have internal predecessors, (628), 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 08:42:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 628 transitions. [2024-11-16 08:42:00,692 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 628 transitions. Word has length 82 [2024-11-16 08:42:00,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:00,693 INFO L471 AbstractCegarLoop]: Abstraction has 492 states and 628 transitions. [2024-11-16 08:42:00,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:42:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 628 transitions. [2024-11-16 08:42:00,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:00,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:00,693 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] [2024-11-16 08:42:00,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-16 08:42:00,694 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:00,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:00,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1952728775, now seen corresponding path program 1 times [2024-11-16 08:42:00,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:00,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878863038] [2024-11-16 08:42:00,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:00,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:01,198 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 08:42:01,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:01,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878863038] [2024-11-16 08:42:01,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878863038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:01,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:01,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:01,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359926123] [2024-11-16 08:42:01,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:01,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:01,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:01,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:01,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:01,200 INFO L87 Difference]: Start difference. First operand 492 states and 628 transitions. Second operand has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 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 08:42:01,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:01,800 INFO L93 Difference]: Finished difference Result 1050 states and 1407 transitions. [2024-11-16 08:42:01,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:01,800 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 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 82 [2024-11-16 08:42:01,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:01,802 INFO L225 Difference]: With dead ends: 1050 [2024-11-16 08:42:01,802 INFO L226 Difference]: Without dead ends: 860 [2024-11-16 08:42:01,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:42:01,803 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 1841 mSDsluCounter, 4201 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1841 SdHoareTripleChecker+Valid, 4849 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:01,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1841 Valid, 4849 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:01,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2024-11-16 08:42:01,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 438. [2024-11-16 08:42:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 429 states have (on average 1.31002331002331) internal successors, (562), 437 states have internal predecessors, (562), 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 08:42:01,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 562 transitions. [2024-11-16 08:42:01,820 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 562 transitions. Word has length 82 [2024-11-16 08:42:01,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:01,820 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 562 transitions. [2024-11-16 08:42:01,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 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 08:42:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 562 transitions. [2024-11-16 08:42:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:01,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:01,823 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] [2024-11-16 08:42:01,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-16 08:42:01,824 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:01,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:01,825 INFO L85 PathProgramCache]: Analyzing trace with hash -142265915, now seen corresponding path program 1 times [2024-11-16 08:42:01,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:01,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006850184] [2024-11-16 08:42:01,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:01,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:02,278 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 08:42:02,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:02,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006850184] [2024-11-16 08:42:02,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006850184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:02,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:02,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:02,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753699511] [2024-11-16 08:42:02,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:02,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:02,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:02,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:02,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:02,281 INFO L87 Difference]: Start difference. First operand 438 states and 562 transitions. Second operand has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:42:02,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:02,969 INFO L93 Difference]: Finished difference Result 805 states and 1070 transitions. [2024-11-16 08:42:02,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:02,970 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 82 [2024-11-16 08:42:02,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:02,971 INFO L225 Difference]: With dead ends: 805 [2024-11-16 08:42:02,971 INFO L226 Difference]: Without dead ends: 665 [2024-11-16 08:42:02,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:42:02,972 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 1714 mSDsluCounter, 1980 mSDsCounter, 0 mSdLazyCounter, 927 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1714 SdHoareTripleChecker+Valid, 2322 SdHoareTripleChecker+Invalid, 931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:02,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1714 Valid, 2322 Invalid, 931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 927 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:02,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-11-16 08:42:02,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 434. [2024-11-16 08:42:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 426 states have (on average 1.307511737089202) internal successors, (557), 433 states have internal predecessors, (557), 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 08:42:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 557 transitions. [2024-11-16 08:42:02,979 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 557 transitions. Word has length 82 [2024-11-16 08:42:02,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:02,979 INFO L471 AbstractCegarLoop]: Abstraction has 434 states and 557 transitions. [2024-11-16 08:42:02,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:42:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 557 transitions. [2024-11-16 08:42:02,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:02,980 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:02,980 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] [2024-11-16 08:42:02,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-16 08:42:02,980 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:02,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:02,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1041107296, now seen corresponding path program 1 times [2024-11-16 08:42:02,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:02,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135440772] [2024-11-16 08:42:02,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:02,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:03,437 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 08:42:03,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:03,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135440772] [2024-11-16 08:42:03,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135440772] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:03,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:03,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:03,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620955268] [2024-11-16 08:42:03,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:03,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:03,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:03,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:03,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:03,439 INFO L87 Difference]: Start difference. First operand 434 states and 557 transitions. Second operand has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:42:03,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:03,980 INFO L93 Difference]: Finished difference Result 801 states and 1064 transitions. [2024-11-16 08:42:03,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:03,981 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 82 [2024-11-16 08:42:03,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:03,982 INFO L225 Difference]: With dead ends: 801 [2024-11-16 08:42:03,982 INFO L226 Difference]: Without dead ends: 664 [2024-11-16 08:42:03,982 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:42:03,983 INFO L432 NwaCegarLoop]: 344 mSDtfsCounter, 1783 mSDsluCounter, 1420 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:03,983 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1783 Valid, 1764 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:03,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2024-11-16 08:42:03,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 433. [2024-11-16 08:42:03,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 425 states have (on average 1.3058823529411765) internal successors, (555), 432 states have internal predecessors, (555), 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 08:42:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 555 transitions. [2024-11-16 08:42:03,988 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 555 transitions. Word has length 82 [2024-11-16 08:42:03,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:03,989 INFO L471 AbstractCegarLoop]: Abstraction has 433 states and 555 transitions. [2024-11-16 08:42:03,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 states have internal predecessors, (82), 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 08:42:03,989 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 555 transitions. [2024-11-16 08:42:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:03,990 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:03,990 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] [2024-11-16 08:42:03,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-16 08:42:03,990 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:03,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:03,991 INFO L85 PathProgramCache]: Analyzing trace with hash 777372519, now seen corresponding path program 1 times [2024-11-16 08:42:03,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:03,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431115288] [2024-11-16 08:42:03,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:03,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:04,646 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 08:42:04,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:04,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431115288] [2024-11-16 08:42:04,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431115288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:04,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:04,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 08:42:04,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105609883] [2024-11-16 08:42:04,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:04,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 08:42:04,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:04,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 08:42:04,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-16 08:42:04,648 INFO L87 Difference]: Start difference. First operand 433 states and 555 transitions. Second operand has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 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 08:42:05,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:05,357 INFO L93 Difference]: Finished difference Result 790 states and 1049 transitions. [2024-11-16 08:42:05,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 08:42:05,357 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 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 82 [2024-11-16 08:42:05,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:05,358 INFO L225 Difference]: With dead ends: 790 [2024-11-16 08:42:05,358 INFO L226 Difference]: Without dead ends: 545 [2024-11-16 08:42:05,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=193, Invalid=509, Unknown=0, NotChecked=0, Total=702 [2024-11-16 08:42:05,359 INFO L432 NwaCegarLoop]: 410 mSDtfsCounter, 1665 mSDsluCounter, 2266 mSDsCounter, 0 mSdLazyCounter, 722 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 2676 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:05,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1665 Valid, 2676 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 722 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:05,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2024-11-16 08:42:05,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 384. [2024-11-16 08:42:05,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 377 states have (on average 1.3023872679045092) internal successors, (491), 383 states have internal predecessors, (491), 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 08:42:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 491 transitions. [2024-11-16 08:42:05,364 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 491 transitions. Word has length 82 [2024-11-16 08:42:05,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:05,364 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 491 transitions. [2024-11-16 08:42:05,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 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 08:42:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 491 transitions. [2024-11-16 08:42:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:05,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:05,365 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] [2024-11-16 08:42:05,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-16 08:42:05,366 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:05,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:05,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1051645976, now seen corresponding path program 1 times [2024-11-16 08:42:05,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:05,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388003071] [2024-11-16 08:42:05,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:05,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:05,701 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 08:42:05,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:05,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388003071] [2024-11-16 08:42:05,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388003071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:05,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:05,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:05,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296526349] [2024-11-16 08:42:05,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:05,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:05,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:05,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:05,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:05,702 INFO L87 Difference]: Start difference. First operand 384 states and 491 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 08:42:06,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:06,380 INFO L93 Difference]: Finished difference Result 1192 states and 1637 transitions. [2024-11-16 08:42:06,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:06,380 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 83 [2024-11-16 08:42:06,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:06,381 INFO L225 Difference]: With dead ends: 1192 [2024-11-16 08:42:06,381 INFO L226 Difference]: Without dead ends: 1026 [2024-11-16 08:42:06,382 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 08:42:06,382 INFO L432 NwaCegarLoop]: 219 mSDtfsCounter, 3681 mSDsluCounter, 1018 mSDsCounter, 0 mSdLazyCounter, 898 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3681 SdHoareTripleChecker+Valid, 1237 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:06,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3681 Valid, 1237 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 898 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:06,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2024-11-16 08:42:06,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 392. [2024-11-16 08:42:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 385 states have (on average 1.2961038961038962) internal successors, (499), 391 states have internal predecessors, (499), 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 08:42:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 499 transitions. [2024-11-16 08:42:06,387 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 499 transitions. Word has length 83 [2024-11-16 08:42:06,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:06,387 INFO L471 AbstractCegarLoop]: Abstraction has 392 states and 499 transitions. [2024-11-16 08:42:06,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 08:42:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 499 transitions. [2024-11-16 08:42:06,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:06,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:06,388 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] [2024-11-16 08:42:06,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-16 08:42:06,389 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:06,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:06,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1649105740, now seen corresponding path program 1 times [2024-11-16 08:42:06,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:06,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003734382] [2024-11-16 08:42:06,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:06,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:06,769 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 08:42:06,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:06,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003734382] [2024-11-16 08:42:06,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003734382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:06,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:06,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:06,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867282832] [2024-11-16 08:42:06,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:06,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:06,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:06,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:06,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:06,771 INFO L87 Difference]: Start difference. First operand 392 states and 499 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 08:42:07,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:07,544 INFO L93 Difference]: Finished difference Result 960 states and 1291 transitions. [2024-11-16 08:42:07,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:07,545 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 83 [2024-11-16 08:42:07,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:07,546 INFO L225 Difference]: With dead ends: 960 [2024-11-16 08:42:07,546 INFO L226 Difference]: Without dead ends: 953 [2024-11-16 08:42:07,547 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 08:42:07,547 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 3720 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3720 SdHoareTripleChecker+Valid, 1141 SdHoareTripleChecker+Invalid, 915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:07,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3720 Valid, 1141 Invalid, 915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 840 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:07,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2024-11-16 08:42:07,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 396. [2024-11-16 08:42:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 389 states have (on average 1.2930591259640103) internal successors, (503), 395 states have internal predecessors, (503), 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 08:42:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 503 transitions. [2024-11-16 08:42:07,554 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 503 transitions. Word has length 83 [2024-11-16 08:42:07,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:07,554 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 503 transitions. [2024-11-16 08:42:07,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 11 states have internal predecessors, (83), 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 08:42:07,554 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 503 transitions. [2024-11-16 08:42:07,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:07,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:07,555 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] [2024-11-16 08:42:07,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-16 08:42:07,555 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:07,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:07,556 INFO L85 PathProgramCache]: Analyzing trace with hash -2100174546, now seen corresponding path program 1 times [2024-11-16 08:42:07,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:07,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024962323] [2024-11-16 08:42:07,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:07,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:08,269 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 08:42:08,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:08,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024962323] [2024-11-16 08:42:08,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024962323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:08,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:08,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 08:42:08,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23075692] [2024-11-16 08:42:08,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:08,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 08:42:08,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:08,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 08:42:08,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-16 08:42:08,272 INFO L87 Difference]: Start difference. First operand 396 states and 503 transitions. Second operand has 16 states, 16 states have (on average 5.1875) internal successors, (83), 16 states have internal predecessors, (83), 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 08:42:09,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:09,478 INFO L93 Difference]: Finished difference Result 949 states and 1268 transitions. [2024-11-16 08:42:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:42:09,479 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.1875) internal successors, (83), 16 states have internal predecessors, (83), 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 83 [2024-11-16 08:42:09,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:09,480 INFO L225 Difference]: With dead ends: 949 [2024-11-16 08:42:09,480 INFO L226 Difference]: Without dead ends: 795 [2024-11-16 08:42:09,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=195, Invalid=617, Unknown=0, NotChecked=0, Total=812 [2024-11-16 08:42:09,481 INFO L432 NwaCegarLoop]: 291 mSDtfsCounter, 1700 mSDsluCounter, 2801 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 3092 SdHoareTripleChecker+Invalid, 1331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:09,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1700 Valid, 3092 Invalid, 1331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1326 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:09,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2024-11-16 08:42:09,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 388. [2024-11-16 08:42:09,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 381 states have (on average 1.2860892388451444) internal successors, (490), 387 states have internal predecessors, (490), 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 08:42:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 490 transitions. [2024-11-16 08:42:09,486 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 490 transitions. Word has length 83 [2024-11-16 08:42:09,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:09,486 INFO L471 AbstractCegarLoop]: Abstraction has 388 states and 490 transitions. [2024-11-16 08:42:09,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.1875) internal successors, (83), 16 states have internal predecessors, (83), 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 08:42:09,486 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 490 transitions. [2024-11-16 08:42:09,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:09,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:09,487 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] [2024-11-16 08:42:09,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-16 08:42:09,487 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:09,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:09,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1280389150, now seen corresponding path program 1 times [2024-11-16 08:42:09,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:09,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722203620] [2024-11-16 08:42:09,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:10,022 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 08:42:10,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:10,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722203620] [2024-11-16 08:42:10,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722203620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:10,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:10,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 08:42:10,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142108358] [2024-11-16 08:42:10,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:10,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 08:42:10,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:10,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 08:42:10,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-16 08:42:10,025 INFO L87 Difference]: Start difference. First operand 388 states and 490 transitions. Second operand has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 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 08:42:10,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:10,601 INFO L93 Difference]: Finished difference Result 787 states and 1059 transitions. [2024-11-16 08:42:10,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:10,602 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 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 83 [2024-11-16 08:42:10,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:10,603 INFO L225 Difference]: With dead ends: 787 [2024-11-16 08:42:10,603 INFO L226 Difference]: Without dead ends: 605 [2024-11-16 08:42:10,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2024-11-16 08:42:10,603 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 2163 mSDsluCounter, 2313 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2163 SdHoareTripleChecker+Valid, 2652 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:10,604 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2163 Valid, 2652 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 550 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:10,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2024-11-16 08:42:10,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 336. [2024-11-16 08:42:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 331 states have (on average 1.2900302114803626) internal successors, (427), 335 states have internal predecessors, (427), 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 08:42:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 427 transitions. [2024-11-16 08:42:10,608 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 427 transitions. Word has length 83 [2024-11-16 08:42:10,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:10,608 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 427 transitions. [2024-11-16 08:42:10,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 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 08:42:10,608 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 427 transitions. [2024-11-16 08:42:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:10,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:10,609 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] [2024-11-16 08:42:10,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-16 08:42:10,609 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:10,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:10,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1200520589, now seen corresponding path program 1 times [2024-11-16 08:42:10,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:10,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135563825] [2024-11-16 08:42:10,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:10,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:11,083 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 08:42:11,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:11,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135563825] [2024-11-16 08:42:11,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135563825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:11,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:11,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:11,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287692679] [2024-11-16 08:42:11,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:11,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:11,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:11,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:11,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:11,086 INFO L87 Difference]: Start difference. First operand 336 states and 427 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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 08:42:11,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:11,623 INFO L93 Difference]: Finished difference Result 1041 states and 1412 transitions. [2024-11-16 08:42:11,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:42:11,624 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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 83 [2024-11-16 08:42:11,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:11,625 INFO L225 Difference]: With dead ends: 1041 [2024-11-16 08:42:11,625 INFO L226 Difference]: Without dead ends: 895 [2024-11-16 08:42:11,626 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-11-16 08:42:11,626 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 1729 mSDsluCounter, 2063 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:11,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1729 Valid, 2355 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:11,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2024-11-16 08:42:11,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 326. [2024-11-16 08:42:11,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 322 states have (on average 1.2888198757763976) internal successors, (415), 325 states have internal predecessors, (415), 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 08:42:11,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 415 transitions. [2024-11-16 08:42:11,632 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 415 transitions. Word has length 83 [2024-11-16 08:42:11,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:11,632 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 415 transitions. [2024-11-16 08:42:11,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 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 08:42:11,632 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 415 transitions. [2024-11-16 08:42:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:11,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:11,633 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] [2024-11-16 08:42:11,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-16 08:42:11,633 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:11,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:11,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1705752674, now seen corresponding path program 1 times [2024-11-16 08:42:11,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:11,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626567730] [2024-11-16 08:42:11,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:11,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:12,024 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 08:42:12,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:12,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626567730] [2024-11-16 08:42:12,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626567730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:12,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:12,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:12,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262088497] [2024-11-16 08:42:12,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:12,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:12,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:12,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:12,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:12,025 INFO L87 Difference]: Start difference. First operand 326 states and 415 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 08:42:12,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:12,476 INFO L93 Difference]: Finished difference Result 662 states and 890 transitions. [2024-11-16 08:42:12,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:12,477 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 83 [2024-11-16 08:42:12,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:12,478 INFO L225 Difference]: With dead ends: 662 [2024-11-16 08:42:12,478 INFO L226 Difference]: Without dead ends: 502 [2024-11-16 08:42:12,478 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:42:12,478 INFO L432 NwaCegarLoop]: 326 mSDtfsCounter, 911 mSDsluCounter, 1644 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 911 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:12,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [911 Valid, 1970 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:12,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2024-11-16 08:42:12,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 302. [2024-11-16 08:42:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 299 states have (on average 1.2842809364548495) internal successors, (384), 301 states have internal predecessors, (384), 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 08:42:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 384 transitions. [2024-11-16 08:42:12,482 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 384 transitions. Word has length 83 [2024-11-16 08:42:12,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:12,482 INFO L471 AbstractCegarLoop]: Abstraction has 302 states and 384 transitions. [2024-11-16 08:42:12,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 08:42:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 384 transitions. [2024-11-16 08:42:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-16 08:42:12,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:12,483 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] [2024-11-16 08:42:12,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-16 08:42:12,483 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:12,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:12,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1346010970, now seen corresponding path program 1 times [2024-11-16 08:42:12,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:12,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881912661] [2024-11-16 08:42:12,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:12,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:12,647 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 08:42:12,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:12,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881912661] [2024-11-16 08:42:12,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881912661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:12,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:12,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:12,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937745985] [2024-11-16 08:42:12,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:12,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:12,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:12,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:12,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:12,648 INFO L87 Difference]: Start difference. First operand 302 states and 384 transitions. Second operand has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 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 08:42:13,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:13,009 INFO L93 Difference]: Finished difference Result 664 states and 888 transitions. [2024-11-16 08:42:13,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:13,010 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 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 84 [2024-11-16 08:42:13,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:13,011 INFO L225 Difference]: With dead ends: 664 [2024-11-16 08:42:13,011 INFO L226 Difference]: Without dead ends: 498 [2024-11-16 08:42:13,011 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 08:42:13,011 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 700 mSDsluCounter, 713 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:13,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [700 Valid, 942 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:13,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2024-11-16 08:42:13,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 294. [2024-11-16 08:42:13,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 291 states have (on average 1.2852233676975946) internal successors, (374), 293 states have internal predecessors, (374), 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 08:42:13,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 374 transitions. [2024-11-16 08:42:13,015 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 374 transitions. Word has length 84 [2024-11-16 08:42:13,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:13,016 INFO L471 AbstractCegarLoop]: Abstraction has 294 states and 374 transitions. [2024-11-16 08:42:13,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 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 08:42:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 374 transitions. [2024-11-16 08:42:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-16 08:42:13,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:13,016 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] [2024-11-16 08:42:13,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-16 08:42:13,017 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:13,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:13,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1331251959, now seen corresponding path program 1 times [2024-11-16 08:42:13,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:13,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733549867] [2024-11-16 08:42:13,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:13,351 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 08:42:13,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:13,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733549867] [2024-11-16 08:42:13,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733549867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:13,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:13,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:13,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715511712] [2024-11-16 08:42:13,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:13,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:13,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:13,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:13,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:13,353 INFO L87 Difference]: Start difference. First operand 294 states and 374 transitions. Second operand has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 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 08:42:14,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:14,002 INFO L93 Difference]: Finished difference Result 835 states and 1136 transitions. [2024-11-16 08:42:14,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:14,003 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 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 84 [2024-11-16 08:42:14,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:14,004 INFO L225 Difference]: With dead ends: 835 [2024-11-16 08:42:14,005 INFO L226 Difference]: Without dead ends: 828 [2024-11-16 08:42:14,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:14,006 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1855 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 1163 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:14,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1855 Valid, 1163 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:14,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2024-11-16 08:42:14,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 298. [2024-11-16 08:42:14,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 295 states have (on average 1.2813559322033898) internal successors, (378), 297 states have internal predecessors, (378), 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 08:42:14,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 378 transitions. [2024-11-16 08:42:14,012 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 378 transitions. Word has length 84 [2024-11-16 08:42:14,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:14,012 INFO L471 AbstractCegarLoop]: Abstraction has 298 states and 378 transitions. [2024-11-16 08:42:14,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 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 08:42:14,012 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 378 transitions. [2024-11-16 08:42:14,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-16 08:42:14,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:14,013 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] [2024-11-16 08:42:14,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-16 08:42:14,014 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:14,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:14,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1116844440, now seen corresponding path program 1 times [2024-11-16 08:42:14,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:14,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69753703] [2024-11-16 08:42:14,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:14,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:15,183 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 08:42:15,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:15,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69753703] [2024-11-16 08:42:15,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69753703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:15,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:15,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-16 08:42:15,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165867883] [2024-11-16 08:42:15,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:15,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-16 08:42:15,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:15,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-16 08:42:15,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=670, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:15,185 INFO L87 Difference]: Start difference. First operand 298 states and 378 transitions. Second operand has 28 states, 28 states have (on average 3.0357142857142856) internal successors, (85), 28 states have internal predecessors, (85), 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 08:42:16,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:16,877 INFO L93 Difference]: Finished difference Result 364 states and 449 transitions. [2024-11-16 08:42:16,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 08:42:16,878 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.0357142857142856) internal successors, (85), 28 states have internal predecessors, (85), 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 85 [2024-11-16 08:42:16,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:16,878 INFO L225 Difference]: With dead ends: 364 [2024-11-16 08:42:16,878 INFO L226 Difference]: Without dead ends: 358 [2024-11-16 08:42:16,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=422, Invalid=2128, Unknown=0, NotChecked=0, Total=2550 [2024-11-16 08:42:16,880 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 1224 mSDsluCounter, 2604 mSDsCounter, 0 mSdLazyCounter, 1740 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1224 SdHoareTripleChecker+Valid, 2794 SdHoareTripleChecker+Invalid, 1756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 1740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:16,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1224 Valid, 2794 Invalid, 1756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 1740 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:42:16,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2024-11-16 08:42:16,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 314. [2024-11-16 08:42:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 311 states have (on average 1.279742765273312) internal successors, (398), 313 states have internal predecessors, (398), 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 08:42:16,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 398 transitions. [2024-11-16 08:42:16,882 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 398 transitions. Word has length 85 [2024-11-16 08:42:16,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:16,883 INFO L471 AbstractCegarLoop]: Abstraction has 314 states and 398 transitions. [2024-11-16 08:42:16,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.0357142857142856) internal successors, (85), 28 states have internal predecessors, (85), 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 08:42:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 398 transitions. [2024-11-16 08:42:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-16 08:42:16,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:16,883 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] [2024-11-16 08:42:16,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-16 08:42:16,883 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:16,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:16,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1151645548, now seen corresponding path program 1 times [2024-11-16 08:42:16,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:16,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489237536] [2024-11-16 08:42:16,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:16,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:17,041 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 08:42:17,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:17,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489237536] [2024-11-16 08:42:17,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489237536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:17,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:17,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:17,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755656892] [2024-11-16 08:42:17,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:17,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:17,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:17,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:17,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:17,042 INFO L87 Difference]: Start difference. First operand 314 states and 398 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 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 08:42:17,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:17,374 INFO L93 Difference]: Finished difference Result 503 states and 655 transitions. [2024-11-16 08:42:17,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:17,374 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 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 85 [2024-11-16 08:42:17,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:17,375 INFO L225 Difference]: With dead ends: 503 [2024-11-16 08:42:17,375 INFO L226 Difference]: Without dead ends: 496 [2024-11-16 08:42:17,375 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 08:42:17,376 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 708 mSDsluCounter, 667 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:17,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [708 Valid, 883 Invalid, 628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:17,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-11-16 08:42:17,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 310. [2024-11-16 08:42:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 307 states have (on average 1.280130293159609) internal successors, (393), 309 states have internal predecessors, (393), 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 08:42:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 393 transitions. [2024-11-16 08:42:17,379 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 393 transitions. Word has length 85 [2024-11-16 08:42:17,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:17,379 INFO L471 AbstractCegarLoop]: Abstraction has 310 states and 393 transitions. [2024-11-16 08:42:17,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 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 08:42:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 393 transitions. [2024-11-16 08:42:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:42:17,380 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:17,380 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 08:42:17,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-16 08:42:17,380 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:17,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:17,381 INFO L85 PathProgramCache]: Analyzing trace with hash 98447813, now seen corresponding path program 1 times [2024-11-16 08:42:17,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:17,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397018989] [2024-11-16 08:42:17,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:17,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:17,702 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 08:42:17,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:17,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397018989] [2024-11-16 08:42:17,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397018989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:17,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:17,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:17,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806226633] [2024-11-16 08:42:17,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:17,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:17,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:17,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:17,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:17,704 INFO L87 Difference]: Start difference. First operand 310 states and 393 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 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)