./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-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.ufo.BOUNDED-10.pals.c.v+sep-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 930b16bc37a672cceaa805d09eab083d07141f7f88feaee710c310c880a88e07 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:41:48,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:41:48,544 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:41:48,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:41:48,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:41:48,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:41:48,574 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:41:48,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:41:48,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:41:48,576 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:41:48,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:41:48,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:41:48,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:41:48,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:41:48,578 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:41:48,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:41:48,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:41:48,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:41:48,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:41:48,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:41:48,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:41:48,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:41:48,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:41:48,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:41:48,584 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:41:48,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:41:48,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:41:48,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:41:48,584 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:41:48,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:41:48,585 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:41:48,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:41:48,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:41:48,586 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:41:48,586 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:41:48,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:41:48,587 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 930b16bc37a672cceaa805d09eab083d07141f7f88feaee710c310c880a88e07 [2024-11-16 08:41:48,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:41:48,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:41:48,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:41:48,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:41:48,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:41:48,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-11-16 08:41:50,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:41:50,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:41:50,381 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-11-16 08:41:50,405 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb04283b/2414ffb8e1504362bdf385c3d7283e3c/FLAGa24798d95 [2024-11-16 08:41:50,651 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb04283b/2414ffb8e1504362bdf385c3d7283e3c [2024-11-16 08:41:50,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:41:50,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:41:50,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:41:50,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:41:50,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:41:50,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5732ded9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50, skipping insertion in model container [2024-11-16 08:41:50,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,743 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:41:51,113 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[37686,37699] [2024-11-16 08:41:51,163 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[53661,53674] [2024-11-16 08:41:51,188 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[61658,61671] [2024-11-16 08:41:51,202 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[65640,65653] [2024-11-16 08:41:51,212 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[69487,69500] [2024-11-16 08:41:51,251 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[86510,86523] [2024-11-16 08:41:51,265 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[94544,94557] [2024-11-16 08:41:51,273 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[98563,98576] [2024-11-16 08:41:51,288 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[102447,102460] [2024-11-16 08:41:51,300 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[106961,106974] [2024-11-16 08:41:51,309 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[110869,110882] [2024-11-16 08:41:51,317 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[114888,114901] [2024-11-16 08:41:51,324 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[118772,118785] [2024-11-16 08:41:51,332 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[122907,122920] [2024-11-16 08:41:51,339 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[126958,126971] [2024-11-16 08:41:51,348 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[130958,130971] [2024-11-16 08:41:51,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:41:51,394 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:41:51,460 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[37686,37699] [2024-11-16 08:41:51,506 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[53661,53674] [2024-11-16 08:41:51,517 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[61658,61671] [2024-11-16 08:41:51,523 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[65640,65653] [2024-11-16 08:41:51,531 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[69487,69500] [2024-11-16 08:41:51,552 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[86510,86523] [2024-11-16 08:41:51,562 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[94544,94557] [2024-11-16 08:41:51,568 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[98563,98576] [2024-11-16 08:41:51,574 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[102447,102460] [2024-11-16 08:41:51,581 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[106961,106974] [2024-11-16 08:41:51,586 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[110869,110882] [2024-11-16 08:41:51,592 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[114888,114901] [2024-11-16 08:41:51,597 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[118772,118785] [2024-11-16 08:41:51,604 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.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[122907,122920] [2024-11-16 08:41:51,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[126958,126971] [2024-11-16 08:41:51,615 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[130958,130971] [2024-11-16 08:41:51,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:41:51,654 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:41:51,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51 WrapperNode [2024-11-16 08:41:51,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:41:51,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:41:51,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:41:51,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:41:51,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,760 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6234 [2024-11-16 08:41:51,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:41:51,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:41:51,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:41:51,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:41:51,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,785 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,832 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 08:41:51,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,867 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,882 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:41:51,900 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:41:51,900 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:41:51,900 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:41:51,901 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (1/1) ... [2024-11-16 08:41:51,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:41:51,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:41:51,929 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 08:41:51,931 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 08:41:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:41:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:41:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:41:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:41:52,235 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:41:52,236 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:41:54,504 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2612: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~11#1;havoc main_~node5__m5~11#1;havoc main_~node4__m4~9#1;havoc main_~node3__m3~8#1;havoc main_~node2__m2~8#1;havoc main_~node1__m1~8#1;havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~10#1; [2024-11-16 08:41:54,506 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__m3~0#1; [2024-11-16 08:41:54,506 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2746: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__m3~9#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9749: havoc main_~node2__m2~34#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9882: havoc main_~node5____CPAchecker_TMP_0~16#1;havoc main_~node5__m5~48#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~50#1;havoc main_~node5__m5~41#1;havoc main_~node4__m4~34#1;havoc main_~node3__m3~31#1;havoc main_~node2__m2~29#1;havoc main_~node1__m1~28#1;havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~49#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7373: havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~42#1;havoc main_~node5__m5~35#1;havoc main_~node4__m4~29#1;havoc main_~node3__m3~26#1;havoc main_~node2__m2~25#1;havoc main_~node1__m1~24#1;havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~41#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1431: havoc main_~check__tmp~4#1;havoc main_~node5__m5~5#1;havoc main_~node4__m4~4#1;havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1;havoc main_~node1__m1~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8700: havoc main_~node5____CPAchecker_TMP_0~14#1;havoc main_~node5__m5~42#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5927: havoc main_~check__tmp~32#1;havoc main_~node5__m5~28#1;havoc main_~node4__m4~23#1;havoc main_~node3__m3~21#1;havoc main_~node2__m2~20#1;havoc main_~node1__m1~19#1;havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~31#1; [2024-11-16 08:41:54,507 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7515: havoc main_~node4____CPAchecker_TMP_0~6#1;havoc main_~node4__m4~30#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5137: havoc main_~node5____CPAchecker_TMP_0~8#1;havoc main_~node5__m5~24#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3948: havoc main_~node5____CPAchecker_TMP_0~6#1;havoc main_~node5__m5~18#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L384: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__m4~0#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2763: havoc main_~node4____CPAchecker_TMP_0~2#1;havoc main_~node4__m4~10#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1575: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__m4~5#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9910: havoc main_~node4____CPAchecker_TMP_0~8#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7532: havoc main_~node5____CPAchecker_TMP_0~12#1;havoc main_~node5__m5~36#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6344: havoc main_~node4____CPAchecker_TMP_0~5#1;havoc main_~node4__m4~25#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6212: havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~34#1;havoc main_~node5__m5~29#1;havoc main_~node4__m4~24#1;havoc main_~node3__m3~22#1;havoc main_~node2__m2~21#1;havoc main_~node1__m1~20#1;havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~33#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2909: havoc main_~node5__m5~13#1;havoc main_~node4__m4~11#1;havoc main_~node3__m3~10#1;havoc main_~node2__m2~9#1;havoc main_~node1__m1~9#1;havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~12#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1721: havoc main_~node5__m5~7#1;havoc main_~node4__m4~6#1;havoc main_~node3__m3~5#1;havoc main_~node2__m2~5#1;havoc main_~node1__m1~5#1;havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~5#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9781: havoc main_~node3__m3~36#1; [2024-11-16 08:41:54,508 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L533: havoc main_~node5__m5~1#1;havoc main_~node4__m4~1#1;havoc main_~node3__m3~1#1;havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1;havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L401: havoc main_~node5____CPAchecker_TMP_0~0#1;havoc main_~node5__m5~0#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2780: havoc main_~node5____CPAchecker_TMP_0~4#1;havoc main_~node5__m5~12#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1592: havoc main_~node5____CPAchecker_TMP_0~2#1;havoc main_~node5__m5~6#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4104: havoc main_~check__tmp~20#1;havoc main_~node5__m5~19#1;havoc main_~node4__m4~16#1;havoc main_~node3__m3~14#1;havoc main_~node2__m2~13#1;havoc main_~node1__m1~13#1;havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~19#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5302: havoc main_~check__tmp~28#1;havoc main_~node5__m5~25#1;havoc main_~node4__m4~21#1;havoc main_~node3__m3~19#1;havoc main_~node2__m2~18#1;havoc main_~node1__m1~17#1;havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~27#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9266: havoc main_~node5____CPAchecker_TMP_0~15#1;havoc main_~node5__m5~45#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6361: havoc main_~node5____CPAchecker_TMP_0~10#1;havoc main_~node5__m5~30#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8875: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~52#1;havoc main_~node5__m5~43#1;havoc main_~node4__m4~36#1;havoc main_~node3__m3~32#1;havoc main_~node2__m2~30#1;havoc main_~node1__m1~29#1;havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~51#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4517: havoc main_~node5____CPAchecker_TMP_0~7#1;havoc main_~node5__m5~21#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L820: havoc main_~node5__m5~2#1;havoc main_~node4__m4~2#1;havoc main_~node3__m3~2#1;havoc main_~node2__m2~2#1;havoc main_~node1__m1~2#1;havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9938: havoc main_~node3____CPAchecker_TMP_0~4#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4389: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~22#1;havoc main_~node5__m5~20#1;havoc main_~node4__m4~17#1;havoc main_~node3__m3~15#1;havoc main_~node2__m2~14#1;havoc main_~node1__m1~14#1;havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~21#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9147: havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~54#1;havoc main_~node5__m5~44#1;havoc main_~node4__m4~37#1;havoc main_~node3__m3~33#1;havoc main_~node2__m2~31#1;havoc main_~node1__m1~30#1;havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~53#1; [2024-11-16 08:41:54,509 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9813: havoc main_~node4__m4~40#1; [2024-11-16 08:41:54,510 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7702: havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~44#1;havoc main_~node5__m5~37#1;havoc main_~node4__m4~31#1;havoc main_~node3__m3~28#1;havoc main_~node2__m2~26#1;havoc main_~node1__m1~25#1;havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~43#1; [2024-11-16 08:41:54,510 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517: havoc main_~check__tmp~36#1;havoc main_~node5__m5~31#1;havoc main_~node4__m4~26#1;havoc main_~node3__m3~23#1;havoc main_~node2__m2~22#1;havoc main_~node1__m1~21#1;havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~35#1; [2024-11-16 08:41:54,510 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3218: havoc main_~check__tmp~14#1;havoc main_~node5__m5~14#1;havoc main_~node4__m4~12#1;havoc main_~node3__m3~11#1;havoc main_~node2__m2~10#1;havoc main_~node1__m1~10#1;havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~13#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2030: havoc main_~check__tmp~7#1;havoc main_~node5__m5~8#1;havoc main_~node4__m4~7#1;havoc main_~node3__m3~6#1;havoc main_~node2__m2~6#1;havoc main_~node1__m1~6#1;havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~6#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9435: havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~56#1;havoc main_~node5__m5~46#1;havoc main_~node4__m4~38#1;havoc main_~node3__m3~34#1;havoc main_~node2__m2~32#1;havoc main_~node1__m1~31#1;havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~55#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3359: havoc main_~node5____CPAchecker_TMP_0~5#1;havoc main_~node5__m5~15#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9966: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4681: havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~24#1;havoc main_~node5__m5~22#1;havoc main_~node4__m4~18#1;havoc main_~node3__m3~16#1;havoc main_~node2__m2~15#1;havoc main_~node1__m1~15#1;havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~23#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2171: havoc main_~node5____CPAchecker_TMP_0~3#1;havoc main_~node5__m5~9#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8119: havoc main_~node5____CPAchecker_TMP_0~13#1;havoc main_~node5__m5~39#1; [2024-11-16 08:41:54,511 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: havoc main_~node5____CPAchecker_TMP_0~11#1;havoc main_~node5__m5~33#1; [2024-11-16 08:41:54,513 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7990: havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~46#1;havoc main_~node5__m5~38#1;havoc main_~node4__m4~32#1;havoc main_~node3__m3~29#1;havoc main_~node2__m2~27#1;havoc main_~node1__m1~26#1;havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~45#1; [2024-11-16 08:41:54,513 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6802: havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~38#1;havoc main_~node5__m5~32#1;havoc main_~node4__m4~27#1;havoc main_~node3__m3~24#1;havoc main_~node2__m2~23#1;havoc main_~node1__m1~22#1;havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~37#1; [2024-11-16 08:41:54,513 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5086: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__m2~17#1; [2024-11-16 08:41:54,513 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1125: havoc main_~node5__m5~4#1;havoc main_~node4__m4~3#1;havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1;havoc main_~node1__m1~3#1;havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-16 08:41:54,513 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L993: havoc main_~node5____CPAchecker_TMP_0~1#1;havoc main_~node5__m5~3#1; [2024-11-16 08:41:54,514 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L333: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-16 08:41:54,514 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4958: havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~26#1;havoc main_~node5__m5~23#1;havoc main_~node4__m4~19#1;havoc main_~node3__m3~17#1;havoc main_~node2__m2~16#1;havoc main_~node1__m1~16#1;havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~25#1; [2024-11-16 08:41:54,514 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9716: havoc main_~node1__m1~33#1;havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~58#1;havoc main_~node5__m5~47#1;havoc main_~node4__m4~39#1;havoc main_~node3__m3~35#1;havoc main_~node2__m2~33#1;havoc main_~node1__m1~32#1;havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~57#1; [2024-11-16 08:41:54,514 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3515: havoc main_~check__tmp~16#1;havoc main_~node5__m5~16#1;havoc main_~node4__m4~13#1;havoc main_~node3__m3~12#1;havoc main_~node2__m2~11#1;havoc main_~node1__m1~11#1;havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~15#1; [2024-11-16 08:41:54,514 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5630: havoc main_~check__tmp~30#1;havoc main_~node5__m5~26#1;havoc main_~node4__m4~22#1;havoc main_~node3__m3~20#1;havoc main_~node2__m2~19#1;havoc main_~node1__m1~18#1;havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~29#1; [2024-11-16 08:41:54,514 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2327: havoc main_~check__tmp~9#1;havoc main_~node5__m5~10#1;havoc main_~node4__m4~8#1;havoc main_~node3__m3~7#1;havoc main_~node2__m2~7#1;havoc main_~node1__m1~7#1;havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~8#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5103: havoc main_~node3____CPAchecker_TMP_0~2#1;havoc main_~node3__m3~18#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L9994: havoc main_~node1____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__m2~0#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5771: havoc main_~node5____CPAchecker_TMP_0~9#1;havoc main_~node5__m5~27#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8283: havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~48#1;havoc main_~node5__m5~40#1;havoc main_~node4__m4~33#1;havoc main_~node3__m3~30#1;havoc main_~node2__m2~28#1;havoc main_~node1__m1~27#1;havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~47#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7095: havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~40#1;havoc main_~node5__m5~34#1;havoc main_~node4__m4~28#1;havoc main_~node3__m3~25#1;havoc main_~node2__m2~24#1;havoc main_~node1__m1~23#1;havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~39#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8683: havoc main_~node4____CPAchecker_TMP_0~7#1;havoc main_~node4__m4~35#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7498: havoc main_~node3____CPAchecker_TMP_0~3#1;havoc main_~node3__m3~27#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5120: havoc main_~node4____CPAchecker_TMP_0~4#1;havoc main_~node4__m4~20#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931: havoc main_~node4____CPAchecker_TMP_0~3#1;havoc main_~node4__m4~15#1; [2024-11-16 08:41:54,515 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3800: havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~18#1;havoc main_~node5__m5~17#1;havoc main_~node4__m4~14#1;havoc main_~node3__m3~13#1;havoc main_~node2__m2~12#1;havoc main_~node1__m1~12#1;havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~17#1; [2024-11-16 08:41:54,676 INFO L? ?]: Removed 1254 outVars from TransFormulas that were not future-live. [2024-11-16 08:41:54,676 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:41:54,749 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:41:54,749 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:41:54,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:41:54 BoogieIcfgContainer [2024-11-16 08:41:54,750 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:41:54,752 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:41:54,752 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:41:54,755 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:41:54,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:41:50" (1/3) ... [2024-11-16 08:41:54,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41254cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:41:54, skipping insertion in model container [2024-11-16 08:41:54,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:51" (2/3) ... [2024-11-16 08:41:54,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41254cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:41:54, skipping insertion in model container [2024-11-16 08:41:54,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:41:54" (3/3) ... [2024-11-16 08:41:54,758 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-11-16 08:41:54,770 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:41:54,770 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-11-16 08:41:54,846 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:41:54,853 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;@7ea0c4a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:41:54,853 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-11-16 08:41:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 1212 states, 1195 states have (on average 1.7581589958158996) internal successors, (2101), 1211 states have internal predecessors, (2101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:41:54,882 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:54,883 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] [2024-11-16 08:41:54,883 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:54,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:54,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1323119176, now seen corresponding path program 1 times [2024-11-16 08:41:54,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:54,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026316066] [2024-11-16 08:41:54,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:54,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:55,340 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 08:41:55,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:55,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026316066] [2024-11-16 08:41:55,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026316066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:55,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:55,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:55,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390852156] [2024-11-16 08:41:55,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:55,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:55,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:55,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:55,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:55,372 INFO L87 Difference]: Start difference. First operand has 1212 states, 1195 states have (on average 1.7581589958158996) internal successors, (2101), 1211 states have internal predecessors, (2101), 0 states have call successors, (0), 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 14.6) 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 08:41:56,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:56,144 INFO L93 Difference]: Finished difference Result 1578 states and 2682 transitions. [2024-11-16 08:41:56,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:56,146 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 08:41:56,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:56,161 INFO L225 Difference]: With dead ends: 1578 [2024-11-16 08:41:56,162 INFO L226 Difference]: Without dead ends: 948 [2024-11-16 08:41:56,165 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 08:41:56,167 INFO L432 NwaCegarLoop]: 920 mSDtfsCounter, 4744 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4744 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:56,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4744 Valid, 934 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:41:56,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2024-11-16 08:41:56,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 948. [2024-11-16 08:41:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 948 states, 932 states have (on average 1.2918454935622317) internal successors, (1204), 947 states have internal predecessors, (1204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1204 transitions. [2024-11-16 08:41:56,247 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1204 transitions. Word has length 73 [2024-11-16 08:41:56,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:56,247 INFO L471 AbstractCegarLoop]: Abstraction has 948 states and 1204 transitions. [2024-11-16 08:41:56,247 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 08:41:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1204 transitions. [2024-11-16 08:41:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:41:56,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:56,250 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 08:41:56,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:41:56,251 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:56,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:56,251 INFO L85 PathProgramCache]: Analyzing trace with hash 948586299, now seen corresponding path program 1 times [2024-11-16 08:41:56,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:56,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035535232] [2024-11-16 08:41:56,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:56,439 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 08:41:56,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:56,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035535232] [2024-11-16 08:41:56,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035535232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:56,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:56,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:56,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553851389] [2024-11-16 08:41:56,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:56,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:56,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:56,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:56,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:56,443 INFO L87 Difference]: Start difference. First operand 948 states and 1204 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 08:41:56,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:56,806 INFO L93 Difference]: Finished difference Result 1089 states and 1372 transitions. [2024-11-16 08:41:56,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:56,806 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 08:41:56,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:56,810 INFO L225 Difference]: With dead ends: 1089 [2024-11-16 08:41:56,810 INFO L226 Difference]: Without dead ends: 620 [2024-11-16 08:41:56,811 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 08:41:56,812 INFO L432 NwaCegarLoop]: 412 mSDtfsCounter, 2265 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2265 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:56,812 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2265 Valid, 440 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:41:56,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2024-11-16 08:41:56,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 620. [2024-11-16 08:41:56,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 604 states have (on average 1.2963576158940397) internal successors, (783), 619 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:56,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 783 transitions. [2024-11-16 08:41:56,822 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 783 transitions. Word has length 73 [2024-11-16 08:41:56,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:56,822 INFO L471 AbstractCegarLoop]: Abstraction has 620 states and 783 transitions. [2024-11-16 08:41:56,823 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 08:41:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 783 transitions. [2024-11-16 08:41:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:41:56,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:56,824 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 08:41:56,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:41:56,825 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:56,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:56,825 INFO L85 PathProgramCache]: Analyzing trace with hash -403636767, now seen corresponding path program 1 times [2024-11-16 08:41:56,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:56,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693845159] [2024-11-16 08:41:56,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:56,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:56,973 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 08:41:56,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:56,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693845159] [2024-11-16 08:41:56,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693845159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:56,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:56,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:56,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722731299] [2024-11-16 08:41:56,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:56,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:56,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:56,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:56,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:56,977 INFO L87 Difference]: Start difference. First operand 620 states and 783 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 08:41:57,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:57,224 INFO L93 Difference]: Finished difference Result 845 states and 1070 transitions. [2024-11-16 08:41:57,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:57,225 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 08:41:57,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:57,227 INFO L225 Difference]: With dead ends: 845 [2024-11-16 08:41:57,228 INFO L226 Difference]: Without dead ends: 519 [2024-11-16 08:41:57,228 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 08:41:57,229 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 1917 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1917 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:57,230 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1917 Valid, 381 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:41:57,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2024-11-16 08:41:57,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 519. [2024-11-16 08:41:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 503 states have (on average 1.3101391650099403) internal successors, (659), 518 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 08:41:57,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 659 transitions. [2024-11-16 08:41:57,239 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 659 transitions. Word has length 73 [2024-11-16 08:41:57,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:57,239 INFO L471 AbstractCegarLoop]: Abstraction has 519 states and 659 transitions. [2024-11-16 08:41:57,240 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 08:41:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 659 transitions. [2024-11-16 08:41:57,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 08:41:57,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:57,241 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:41:57,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:41:57,242 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:57,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:57,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1878482715, now seen corresponding path program 1 times [2024-11-16 08:41:57,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:57,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117370619] [2024-11-16 08:41:57,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:57,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:57,371 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 08:41:57,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:57,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117370619] [2024-11-16 08:41:57,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117370619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:57,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:57,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:57,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092644222] [2024-11-16 08:41:57,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:57,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:57,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:57,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:57,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:57,373 INFO L87 Difference]: Start difference. First operand 519 states and 659 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 08:41:57,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:57,590 INFO L93 Difference]: Finished difference Result 708 states and 897 transitions. [2024-11-16 08:41:57,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:57,590 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 08:41:57,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:57,592 INFO L225 Difference]: With dead ends: 708 [2024-11-16 08:41:57,592 INFO L226 Difference]: Without dead ends: 434 [2024-11-16 08:41:57,592 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 08:41:57,593 INFO L432 NwaCegarLoop]: 322 mSDtfsCounter, 1579 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:57,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1579 Valid, 342 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:41:57,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2024-11-16 08:41:57,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2024-11-16 08:41:57,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 418 states have (on average 1.3157894736842106) internal successors, (550), 433 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 550 transitions. [2024-11-16 08:41:57,599 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 550 transitions. Word has length 75 [2024-11-16 08:41:57,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:57,599 INFO L471 AbstractCegarLoop]: Abstraction has 434 states and 550 transitions. [2024-11-16 08:41:57,599 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 08:41:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 550 transitions. [2024-11-16 08:41:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:41:57,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:57,600 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:41:57,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 08:41:57,600 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:57,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:57,601 INFO L85 PathProgramCache]: Analyzing trace with hash 410459887, now seen corresponding path program 1 times [2024-11-16 08:41:57,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:57,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551046872] [2024-11-16 08:41:57,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:57,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:57,697 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 08:41:57,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:57,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551046872] [2024-11-16 08:41:57,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551046872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:57,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:57,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:57,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698406157] [2024-11-16 08:41:57,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:57,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:57,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:57,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:57,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:57,699 INFO L87 Difference]: Start difference. First operand 434 states and 550 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:57,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:57,925 INFO L93 Difference]: Finished difference Result 665 states and 850 transitions. [2024-11-16 08:41:57,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:57,925 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 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 77 [2024-11-16 08:41:57,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:57,926 INFO L225 Difference]: With dead ends: 665 [2024-11-16 08:41:57,926 INFO L226 Difference]: Without dead ends: 426 [2024-11-16 08:41:57,927 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 08:41:57,927 INFO L432 NwaCegarLoop]: 279 mSDtfsCounter, 1515 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:57,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1515 Valid, 315 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:41:57,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2024-11-16 08:41:57,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2024-11-16 08:41:57,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.3170731707317074) internal successors, (540), 425 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:57,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 540 transitions. [2024-11-16 08:41:57,935 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 540 transitions. Word has length 77 [2024-11-16 08:41:57,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:57,935 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 540 transitions. [2024-11-16 08:41:57,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 540 transitions. [2024-11-16 08:41:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:41:57,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:57,936 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] [2024-11-16 08:41:57,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 08:41:57,937 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:57,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:57,937 INFO L85 PathProgramCache]: Analyzing trace with hash -229005325, now seen corresponding path program 1 times [2024-11-16 08:41:57,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:57,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106219548] [2024-11-16 08:41:57,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:57,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:58,238 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 08:41:58,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:58,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106219548] [2024-11-16 08:41:58,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106219548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:58,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:58,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:41:58,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601863148] [2024-11-16 08:41:58,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:58,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 08:41:58,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:58,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 08:41:58,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:41:58,241 INFO L87 Difference]: Start difference. First operand 426 states and 540 transitions. Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:58,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:58,722 INFO L93 Difference]: Finished difference Result 830 states and 1035 transitions. [2024-11-16 08:41:58,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:41:58,723 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 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 79 [2024-11-16 08:41:58,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:58,725 INFO L225 Difference]: With dead ends: 830 [2024-11-16 08:41:58,725 INFO L226 Difference]: Without dead ends: 598 [2024-11-16 08:41:58,725 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 08:41:58,726 INFO L432 NwaCegarLoop]: 291 mSDtfsCounter, 2620 mSDsluCounter, 723 mSDsCounter, 0 mSdLazyCounter, 857 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2620 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:58,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2620 Valid, 1014 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 857 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:58,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2024-11-16 08:41:58,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 426. [2024-11-16 08:41:58,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.3146341463414635) internal successors, (539), 425 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:58,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 539 transitions. [2024-11-16 08:41:58,732 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 539 transitions. Word has length 79 [2024-11-16 08:41:58,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:58,732 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 539 transitions. [2024-11-16 08:41:58,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:58,732 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 539 transitions. [2024-11-16 08:41:58,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:41:58,733 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:58,733 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] [2024-11-16 08:41:58,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 08:41:58,734 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:58,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:58,734 INFO L85 PathProgramCache]: Analyzing trace with hash -643660109, now seen corresponding path program 1 times [2024-11-16 08:41:58,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:58,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948734525] [2024-11-16 08:41:58,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:58,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:59,055 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 08:41:59,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:59,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948734525] [2024-11-16 08:41:59,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948734525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:59,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:59,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:59,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996673041] [2024-11-16 08:41:59,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:59,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:59,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:59,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:59,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:59,060 INFO L87 Difference]: Start difference. First operand 426 states and 539 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:59,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:59,771 INFO L93 Difference]: Finished difference Result 801 states and 1032 transitions. [2024-11-16 08:41:59,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:41:59,772 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 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 79 [2024-11-16 08:41:59,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:59,774 INFO L225 Difference]: With dead ends: 801 [2024-11-16 08:41:59,774 INFO L226 Difference]: Without dead ends: 661 [2024-11-16 08:41:59,774 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 08:41:59,775 INFO L432 NwaCegarLoop]: 449 mSDtfsCounter, 2271 mSDsluCounter, 1837 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 2286 SdHoareTripleChecker+Invalid, 1502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:59,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2271 Valid, 2286 Invalid, 1502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:59,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2024-11-16 08:41:59,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 426. [2024-11-16 08:41:59,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.3121951219512196) internal successors, (538), 425 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:59,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 538 transitions. [2024-11-16 08:41:59,782 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 538 transitions. Word has length 79 [2024-11-16 08:41:59,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:59,782 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 538 transitions. [2024-11-16 08:41:59,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 538 transitions. [2024-11-16 08:41:59,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:41:59,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:59,783 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] [2024-11-16 08:41:59,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 08:41:59,783 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:59,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:59,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1318514829, now seen corresponding path program 1 times [2024-11-16 08:41:59,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:59,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273771335] [2024-11-16 08:41:59,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:59,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:00,055 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 08:42:00,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:00,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273771335] [2024-11-16 08:42:00,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273771335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:00,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:00,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:00,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277920892] [2024-11-16 08:42:00,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:00,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:00,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:00,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:00,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:00,058 INFO L87 Difference]: Start difference. First operand 426 states and 538 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:00,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:00,594 INFO L93 Difference]: Finished difference Result 754 states and 972 transitions. [2024-11-16 08:42:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:00,595 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 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 79 [2024-11-16 08:42:00,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:00,596 INFO L225 Difference]: With dead ends: 754 [2024-11-16 08:42:00,597 INFO L226 Difference]: Without dead ends: 657 [2024-11-16 08:42:00,597 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 08:42:00,599 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 1315 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 1098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:00,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1315 Valid, 1631 Invalid, 1098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:00,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2024-11-16 08:42:00,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 426. [2024-11-16 08:42:00,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.3097560975609757) internal successors, (537), 425 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 537 transitions. [2024-11-16 08:42:00,607 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 537 transitions. Word has length 79 [2024-11-16 08:42:00,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:00,608 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 537 transitions. [2024-11-16 08:42:00,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 8 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:00,608 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 537 transitions. [2024-11-16 08:42:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:42:00,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:00,609 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] [2024-11-16 08:42:00,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 08:42:00,609 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:00,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:00,610 INFO L85 PathProgramCache]: Analyzing trace with hash -687923792, now seen corresponding path program 1 times [2024-11-16 08:42:00,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:00,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298847314] [2024-11-16 08:42:00,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:00,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:00,895 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 08:42:00,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:00,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298847314] [2024-11-16 08:42:00,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298847314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:00,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:00,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:00,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59446656] [2024-11-16 08:42:00,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:00,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:00,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:00,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:00,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:00,896 INFO L87 Difference]: Start difference. First operand 426 states and 537 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 08:42:01,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:01,453 INFO L93 Difference]: Finished difference Result 727 states and 930 transitions. [2024-11-16 08:42:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:01,453 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 08:42:01,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:01,455 INFO L225 Difference]: With dead ends: 727 [2024-11-16 08:42:01,455 INFO L226 Difference]: Without dead ends: 649 [2024-11-16 08:42:01,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:01,456 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 2917 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 1008 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2917 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 1015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:01,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2917 Valid, 1454 Invalid, 1015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1008 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:01,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2024-11-16 08:42:01,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 426. [2024-11-16 08:42:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.3073170731707318) internal successors, (536), 425 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 536 transitions. [2024-11-16 08:42:01,462 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 536 transitions. Word has length 80 [2024-11-16 08:42:01,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:01,462 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 536 transitions. [2024-11-16 08:42:01,462 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 08:42:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 536 transitions. [2024-11-16 08:42:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:01,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:01,463 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 08:42:01,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 08:42:01,463 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:01,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:01,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1367807167, now seen corresponding path program 1 times [2024-11-16 08:42:01,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:01,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704333100] [2024-11-16 08:42:01,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:01,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:01,676 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 08:42:01,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:01,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704333100] [2024-11-16 08:42:01,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704333100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:01,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:01,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:01,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859669458] [2024-11-16 08:42:01,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:01,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:01,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:01,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:01,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:01,678 INFO L87 Difference]: Start difference. First operand 426 states and 536 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 08:42:02,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:02,187 INFO L93 Difference]: Finished difference Result 707 states and 894 transitions. [2024-11-16 08:42:02,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:02,187 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 08:42:02,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:02,189 INFO L225 Difference]: With dead ends: 707 [2024-11-16 08:42:02,189 INFO L226 Difference]: Without dead ends: 633 [2024-11-16 08:42:02,189 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 08:42:02,190 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 1439 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 951 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1331 SdHoareTripleChecker+Invalid, 957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:02,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1439 Valid, 1331 Invalid, 957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 951 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:02,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2024-11-16 08:42:02,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 426. [2024-11-16 08:42:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 410 states have (on average 1.3048780487804879) internal successors, (535), 425 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:02,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 535 transitions. [2024-11-16 08:42:02,195 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 535 transitions. Word has length 81 [2024-11-16 08:42:02,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:02,195 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 535 transitions. [2024-11-16 08:42:02,196 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 08:42:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 535 transitions. [2024-11-16 08:42:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:02,196 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:02,196 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 08:42:02,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 08:42:02,197 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:02,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:02,197 INFO L85 PathProgramCache]: Analyzing trace with hash 899318877, now seen corresponding path program 1 times [2024-11-16 08:42:02,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:02,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790899679] [2024-11-16 08:42:02,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:02,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:02,616 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 08:42:02,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:02,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790899679] [2024-11-16 08:42:02,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790899679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:02,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:02,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:02,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151997372] [2024-11-16 08:42:02,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:02,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:02,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:02,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:02,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:02,618 INFO L87 Difference]: Start difference. First operand 426 states and 535 transitions. Second operand has 12 states, 12 states have (on average 6.75) internal successors, (81), 11 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 08:42:03,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:03,613 INFO L93 Difference]: Finished difference Result 1017 states and 1342 transitions. [2024-11-16 08:42:03,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:03,614 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 11 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 08:42:03,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:03,616 INFO L225 Difference]: With dead ends: 1017 [2024-11-16 08:42:03,617 INFO L226 Difference]: Without dead ends: 911 [2024-11-16 08:42:03,617 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 08:42:03,618 INFO L432 NwaCegarLoop]: 414 mSDtfsCounter, 3881 mSDsluCounter, 1793 mSDsCounter, 0 mSdLazyCounter, 1632 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3881 SdHoareTripleChecker+Valid, 2207 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:03,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3881 Valid, 2207 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1632 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:03,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2024-11-16 08:42:03,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 431. [2024-11-16 08:42:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.3012048192771084) internal successors, (540), 430 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:03,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 540 transitions. [2024-11-16 08:42:03,626 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 540 transitions. Word has length 81 [2024-11-16 08:42:03,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:03,627 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 540 transitions. [2024-11-16 08:42:03,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 11 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 08:42:03,627 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 540 transitions. [2024-11-16 08:42:03,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:03,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:03,628 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 08:42:03,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 08:42:03,628 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:03,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:03,628 INFO L85 PathProgramCache]: Analyzing trace with hash -2076887553, now seen corresponding path program 1 times [2024-11-16 08:42:03,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:03,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703502681] [2024-11-16 08:42:03,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:03,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:03,846 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 08:42:03,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:03,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703502681] [2024-11-16 08:42:03,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703502681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:03,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:03,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:03,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316257757] [2024-11-16 08:42:03,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:03,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:03,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:03,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:03,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:03,848 INFO L87 Difference]: Start difference. First operand 431 states and 540 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 08:42:04,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:04,395 INFO L93 Difference]: Finished difference Result 736 states and 936 transitions. [2024-11-16 08:42:04,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:04,395 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 08:42:04,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:04,397 INFO L225 Difference]: With dead ends: 736 [2024-11-16 08:42:04,397 INFO L226 Difference]: Without dead ends: 654 [2024-11-16 08:42:04,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:04,398 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 2904 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2904 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 1006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:04,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2904 Valid, 1454 Invalid, 1006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:04,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-11-16 08:42:04,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 431. [2024-11-16 08:42:04,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.2987951807228915) internal successors, (539), 430 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 539 transitions. [2024-11-16 08:42:04,403 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 539 transitions. Word has length 81 [2024-11-16 08:42:04,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:04,404 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 539 transitions. [2024-11-16 08:42:04,404 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 08:42:04,404 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 539 transitions. [2024-11-16 08:42:04,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:04,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:04,405 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 08:42:04,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 08:42:04,405 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:04,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:04,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1533120495, now seen corresponding path program 1 times [2024-11-16 08:42:04,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:04,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030427345] [2024-11-16 08:42:04,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:04,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:04,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:04,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030427345] [2024-11-16 08:42:04,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030427345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:04,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:04,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:04,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912576493] [2024-11-16 08:42:04,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:04,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:04,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:04,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:04,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:04,687 INFO L87 Difference]: Start difference. First operand 431 states and 539 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 08:42:05,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:05,214 INFO L93 Difference]: Finished difference Result 736 states and 934 transitions. [2024-11-16 08:42:05,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:05,215 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 08:42:05,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:05,216 INFO L225 Difference]: With dead ends: 736 [2024-11-16 08:42:05,216 INFO L226 Difference]: Without dead ends: 654 [2024-11-16 08:42:05,217 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 08:42:05,217 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 2382 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 996 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2382 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 1003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:05,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2382 Valid, 1445 Invalid, 1003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 996 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:05,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-11-16 08:42:05,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 431. [2024-11-16 08:42:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 415 states have (on average 1.2963855421686747) internal successors, (538), 430 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 538 transitions. [2024-11-16 08:42:05,223 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 538 transitions. Word has length 81 [2024-11-16 08:42:05,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:05,223 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 538 transitions. [2024-11-16 08:42:05,223 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 08:42:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 538 transitions. [2024-11-16 08:42:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:05,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:05,224 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 08:42:05,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 08:42:05,224 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:05,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:05,225 INFO L85 PathProgramCache]: Analyzing trace with hash 88481948, now seen corresponding path program 1 times [2024-11-16 08:42:05,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:05,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849076243] [2024-11-16 08:42:05,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:05,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:05,472 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 08:42:05,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:05,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849076243] [2024-11-16 08:42:05,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849076243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:05,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:05,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:05,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403188456] [2024-11-16 08:42:05,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:05,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:05,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:05,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:05,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:05,473 INFO L87 Difference]: Start difference. First operand 431 states and 538 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 08:42:06,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:06,106 INFO L93 Difference]: Finished difference Result 706 states and 890 transitions. [2024-11-16 08:42:06,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:06,107 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 08:42:06,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:06,108 INFO L225 Difference]: With dead ends: 706 [2024-11-16 08:42:06,109 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:06,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:06,109 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 2422 mSDsluCounter, 1404 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2422 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:06,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2422 Valid, 1740 Invalid, 1185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1178 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:06,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:06,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 430. [2024-11-16 08:42:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.2946859903381642) internal successors, (536), 429 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 536 transitions. [2024-11-16 08:42:06,117 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 536 transitions. Word has length 81 [2024-11-16 08:42:06,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:06,117 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 536 transitions. [2024-11-16 08:42:06,117 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 08:42:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 536 transitions. [2024-11-16 08:42:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:06,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:06,118 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 08:42:06,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 08:42:06,118 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:06,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:06,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1490387855, now seen corresponding path program 1 times [2024-11-16 08:42:06,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:06,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052149911] [2024-11-16 08:42:06,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:06,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:06,321 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 08:42:06,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:06,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052149911] [2024-11-16 08:42:06,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052149911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:06,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:06,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:06,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894848495] [2024-11-16 08:42:06,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:06,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:06,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:06,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:06,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:06,323 INFO L87 Difference]: Start difference. First operand 430 states and 536 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 08:42:06,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:06,880 INFO L93 Difference]: Finished difference Result 820 states and 1042 transitions. [2024-11-16 08:42:06,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:06,880 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 08:42:06,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:06,882 INFO L225 Difference]: With dead ends: 820 [2024-11-16 08:42:06,882 INFO L226 Difference]: Without dead ends: 665 [2024-11-16 08:42:06,883 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 08:42:06,883 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 1808 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1808 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:06,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1808 Valid, 1898 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:06,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-11-16 08:42:06,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 430. [2024-11-16 08:42:06,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.2922705314009661) internal successors, (535), 429 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:06,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 535 transitions. [2024-11-16 08:42:06,888 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 535 transitions. Word has length 81 [2024-11-16 08:42:06,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:06,889 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 535 transitions. [2024-11-16 08:42:06,889 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 08:42:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 535 transitions. [2024-11-16 08:42:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:06,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:06,890 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 08:42:06,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 08:42:06,890 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:06,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:06,890 INFO L85 PathProgramCache]: Analyzing trace with hash 588514447, now seen corresponding path program 1 times [2024-11-16 08:42:06,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:06,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659059450] [2024-11-16 08:42:06,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:06,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:07,134 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 08:42:07,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:07,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659059450] [2024-11-16 08:42:07,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659059450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:07,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:07,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:07,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486893201] [2024-11-16 08:42:07,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:07,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:07,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:07,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:07,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:07,137 INFO L87 Difference]: Start difference. First operand 430 states and 535 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 08:42:07,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:07,732 INFO L93 Difference]: Finished difference Result 762 states and 968 transitions. [2024-11-16 08:42:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:07,733 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 08:42:07,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:07,734 INFO L225 Difference]: With dead ends: 762 [2024-11-16 08:42:07,734 INFO L226 Difference]: Without dead ends: 656 [2024-11-16 08:42:07,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:07,735 INFO L432 NwaCegarLoop]: 464 mSDtfsCounter, 2195 mSDsluCounter, 1883 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2195 SdHoareTripleChecker+Valid, 2347 SdHoareTripleChecker+Invalid, 1501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:07,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2195 Valid, 2347 Invalid, 1501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:07,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2024-11-16 08:42:07,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 430. [2024-11-16 08:42:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.289855072463768) internal successors, (534), 429 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 534 transitions. [2024-11-16 08:42:07,741 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 534 transitions. Word has length 81 [2024-11-16 08:42:07,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:07,741 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 534 transitions. [2024-11-16 08:42:07,741 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 08:42:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 534 transitions. [2024-11-16 08:42:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:07,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:07,742 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 08:42:07,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 08:42:07,742 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:07,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:07,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1713038065, now seen corresponding path program 1 times [2024-11-16 08:42:07,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:07,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71792888] [2024-11-16 08:42:07,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:07,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:07,953 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 08:42:07,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:07,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71792888] [2024-11-16 08:42:07,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71792888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:07,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:07,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:07,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149876546] [2024-11-16 08:42:07,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:07,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:07,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:07,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:07,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:07,956 INFO L87 Difference]: Start difference. First operand 430 states and 534 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 08:42:08,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:08,432 INFO L93 Difference]: Finished difference Result 735 states and 928 transitions. [2024-11-16 08:42:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:08,432 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 08:42:08,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:08,434 INFO L225 Difference]: With dead ends: 735 [2024-11-16 08:42:08,434 INFO L226 Difference]: Without dead ends: 653 [2024-11-16 08:42:08,434 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:08,435 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 2699 mSDsluCounter, 1244 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2699 SdHoareTripleChecker+Valid, 1625 SdHoareTripleChecker+Invalid, 1042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:08,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2699 Valid, 1625 Invalid, 1042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1035 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:08,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2024-11-16 08:42:08,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 430. [2024-11-16 08:42:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.28743961352657) internal successors, (533), 429 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 533 transitions. [2024-11-16 08:42:08,440 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 533 transitions. Word has length 81 [2024-11-16 08:42:08,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:08,440 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 533 transitions. [2024-11-16 08:42:08,440 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 08:42:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 533 transitions. [2024-11-16 08:42:08,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:08,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:08,441 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 08:42:08,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 08:42:08,441 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:08,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:08,442 INFO L85 PathProgramCache]: Analyzing trace with hash -2022744891, now seen corresponding path program 1 times [2024-11-16 08:42:08,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:08,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12002125] [2024-11-16 08:42:08,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:08,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:08,650 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 08:42:08,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:08,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12002125] [2024-11-16 08:42:08,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12002125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:08,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:08,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:08,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124754553] [2024-11-16 08:42:08,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:08,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:08,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:08,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:08,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:08,652 INFO L87 Difference]: Start difference. First operand 430 states and 533 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:09,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:09,238 INFO L93 Difference]: Finished difference Result 708 states and 888 transitions. [2024-11-16 08:42:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:09,238 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:09,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:09,240 INFO L225 Difference]: With dead ends: 708 [2024-11-16 08:42:09,240 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:09,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:09,241 INFO L432 NwaCegarLoop]: 346 mSDtfsCounter, 2383 mSDsluCounter, 1433 mSDsCounter, 0 mSdLazyCounter, 1188 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 1779 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:09,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2383 Valid, 1779 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1188 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:09,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:09,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 430. [2024-11-16 08:42:09,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.285024154589372) internal successors, (532), 429 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:09,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 532 transitions. [2024-11-16 08:42:09,246 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 532 transitions. Word has length 82 [2024-11-16 08:42:09,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:09,247 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 532 transitions. [2024-11-16 08:42:09,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:09,247 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 532 transitions. [2024-11-16 08:42:09,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:09,248 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:09,248 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 08:42:09,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 08:42:09,248 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:09,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:09,249 INFO L85 PathProgramCache]: Analyzing trace with hash 878167060, now seen corresponding path program 1 times [2024-11-16 08:42:09,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:09,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447586003] [2024-11-16 08:42:09,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:09,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:09,522 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 08:42:09,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:09,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447586003] [2024-11-16 08:42:09,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447586003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:09,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:09,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:09,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967084322] [2024-11-16 08:42:09,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:09,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:09,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:09,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:09,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:09,525 INFO L87 Difference]: Start difference. First operand 430 states and 532 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:10,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:10,138 INFO L93 Difference]: Finished difference Result 708 states and 887 transitions. [2024-11-16 08:42:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:10,139 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:10,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:10,140 INFO L225 Difference]: With dead ends: 708 [2024-11-16 08:42:10,140 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:10,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:10,141 INFO L432 NwaCegarLoop]: 394 mSDtfsCounter, 2296 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2296 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:10,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2296 Valid, 1969 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:10,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:10,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 430. [2024-11-16 08:42:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.2826086956521738) internal successors, (531), 429 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 531 transitions. [2024-11-16 08:42:10,146 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 531 transitions. Word has length 82 [2024-11-16 08:42:10,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:10,146 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 531 transitions. [2024-11-16 08:42:10,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 531 transitions. [2024-11-16 08:42:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:10,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:10,147 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 08:42:10,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 08:42:10,147 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:10,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:10,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1868969916, now seen corresponding path program 1 times [2024-11-16 08:42:10,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:10,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292301736] [2024-11-16 08:42:10,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:10,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:10,521 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 08:42:10,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:10,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292301736] [2024-11-16 08:42:10,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292301736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:10,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:10,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:10,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770409424] [2024-11-16 08:42:10,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:10,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:10,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:10,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:10,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:10,523 INFO L87 Difference]: Start difference. First operand 430 states and 531 transitions. Second operand has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 11 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 08:42:11,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:11,370 INFO L93 Difference]: Finished difference Result 882 states and 1132 transitions. [2024-11-16 08:42:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:11,370 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 11 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 08:42:11,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:11,372 INFO L225 Difference]: With dead ends: 882 [2024-11-16 08:42:11,372 INFO L226 Difference]: Without dead ends: 811 [2024-11-16 08:42:11,372 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 08:42:11,373 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 5325 mSDsluCounter, 1210 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5325 SdHoareTripleChecker+Valid, 1551 SdHoareTripleChecker+Invalid, 1238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:11,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5325 Valid, 1551 Invalid, 1238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:11,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-11-16 08:42:11,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 435. [2024-11-16 08:42:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.279236276849642) internal successors, (536), 434 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 536 transitions. [2024-11-16 08:42:11,380 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 536 transitions. Word has length 82 [2024-11-16 08:42:11,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:11,380 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 536 transitions. [2024-11-16 08:42:11,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 11 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 08:42:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 536 transitions. [2024-11-16 08:42:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:11,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:11,381 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 08:42:11,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 08:42:11,381 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:11,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:11,382 INFO L85 PathProgramCache]: Analyzing trace with hash -791114054, now seen corresponding path program 1 times [2024-11-16 08:42:11,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:11,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111114896] [2024-11-16 08:42:11,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:11,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:11,560 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 08:42:11,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:11,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111114896] [2024-11-16 08:42:11,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111114896] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:11,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:11,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:11,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116714144] [2024-11-16 08:42:11,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:11,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:11,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:11,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:11,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:11,563 INFO L87 Difference]: Start difference. First operand 435 states and 536 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:12,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:12,025 INFO L93 Difference]: Finished difference Result 745 states and 934 transitions. [2024-11-16 08:42:12,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:12,026 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:12,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:12,027 INFO L225 Difference]: With dead ends: 745 [2024-11-16 08:42:12,027 INFO L226 Difference]: Without dead ends: 658 [2024-11-16 08:42:12,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:12,028 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 1289 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 1020 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 1622 SdHoareTripleChecker+Invalid, 1026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:12,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1289 Valid, 1622 Invalid, 1026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1020 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:12,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2024-11-16 08:42:12,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 435. [2024-11-16 08:42:12,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2768496420047732) internal successors, (535), 434 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:12,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 535 transitions. [2024-11-16 08:42:12,033 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 535 transitions. Word has length 82 [2024-11-16 08:42:12,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:12,033 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 535 transitions. [2024-11-16 08:42:12,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:12,033 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 535 transitions. [2024-11-16 08:42:12,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:12,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:12,034 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 08:42:12,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 08:42:12,034 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 08:42:12,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:12,035 INFO L85 PathProgramCache]: Analyzing trace with hash 772741716, now seen corresponding path program 1 times [2024-11-16 08:42:12,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:12,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542914361] [2024-11-16 08:42:12,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:12,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:12,205 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 08:42:12,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:12,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542914361] [2024-11-16 08:42:12,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542914361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:12,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:12,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:12,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124391699] [2024-11-16 08:42:12,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:12,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:12,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:12,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:12,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:12,207 INFO L87 Difference]: Start difference. First operand 435 states and 535 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:12,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:12,693 INFO L93 Difference]: Finished difference Result 708 states and 884 transitions. [2024-11-16 08:42:12,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:12,695 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:12,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:12,697 INFO L225 Difference]: With dead ends: 708 [2024-11-16 08:42:12,697 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:12,697 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 08:42:12,697 INFO L432 NwaCegarLoop]: 399 mSDtfsCounter, 1850 mSDsluCounter, 1258 mSDsCounter, 0 mSdLazyCounter, 1157 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1850 SdHoareTripleChecker+Valid, 1657 SdHoareTripleChecker+Invalid, 1163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:12,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1850 Valid, 1657 Invalid, 1163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:12,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:12,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 435. [2024-11-16 08:42:12,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2744630071599046) internal successors, (534), 434 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:12,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 534 transitions. [2024-11-16 08:42:12,702 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 534 transitions. Word has length 82 [2024-11-16 08:42:12,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:12,702 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 534 transitions. [2024-11-16 08:42:12,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 8 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 08:42:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 534 transitions. [2024-11-16 08:42:12,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:12,703 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:12,703 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 08:42:12,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 08:42:12,703 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:12,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:12,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1110805932, now seen corresponding path program 1 times [2024-11-16 08:42:12,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:12,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939561109] [2024-11-16 08:42:12,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:12,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:13,044 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 08:42:13,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:13,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939561109] [2024-11-16 08:42:13,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939561109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:13,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:13,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:13,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800522890] [2024-11-16 08:42:13,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:13,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:13,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:13,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:13,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:13,046 INFO L87 Difference]: Start difference. First operand 435 states and 534 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 08:42:13,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:13,866 INFO L93 Difference]: Finished difference Result 885 states and 1132 transitions. [2024-11-16 08:42:13,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:13,867 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 08:42:13,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:13,869 INFO L225 Difference]: With dead ends: 885 [2024-11-16 08:42:13,869 INFO L226 Difference]: Without dead ends: 811 [2024-11-16 08:42:13,870 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 08:42:13,870 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 5181 mSDsluCounter, 1556 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5181 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:13,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5181 Valid, 1907 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:13,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-11-16 08:42:13,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 440. [2024-11-16 08:42:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 424 states have (on average 1.2712264150943395) internal successors, (539), 439 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 539 transitions. [2024-11-16 08:42:13,875 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 539 transitions. Word has length 83 [2024-11-16 08:42:13,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:13,875 INFO L471 AbstractCegarLoop]: Abstraction has 440 states and 539 transitions. [2024-11-16 08:42:13,876 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 08:42:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 539 transitions. [2024-11-16 08:42:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:13,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:13,877 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 08:42:13,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 08:42:13,877 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:13,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:13,877 INFO L85 PathProgramCache]: Analyzing trace with hash -606883301, now seen corresponding path program 1 times [2024-11-16 08:42:13,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:13,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316020420] [2024-11-16 08:42:13,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:13,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:14,068 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 08:42:14,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:14,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316020420] [2024-11-16 08:42:14,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316020420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:14,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:14,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:14,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709417708] [2024-11-16 08:42:14,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:14,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:14,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:14,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:14,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:14,071 INFO L87 Difference]: Start difference. First operand 440 states and 539 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:14,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:14,493 INFO L93 Difference]: Finished difference Result 643 states and 786 transitions. [2024-11-16 08:42:14,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:14,494 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:14,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:14,495 INFO L225 Difference]: With dead ends: 643 [2024-11-16 08:42:14,495 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:14,495 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 08:42:14,496 INFO L432 NwaCegarLoop]: 352 mSDtfsCounter, 1338 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 990 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1338 SdHoareTripleChecker+Valid, 1468 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:14,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1338 Valid, 1468 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 990 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:14,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:14,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 440. [2024-11-16 08:42:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 424 states have (on average 1.2688679245283019) internal successors, (538), 439 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 538 transitions. [2024-11-16 08:42:14,500 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 538 transitions. Word has length 83 [2024-11-16 08:42:14,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:14,500 INFO L471 AbstractCegarLoop]: Abstraction has 440 states and 538 transitions. [2024-11-16 08:42:14,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 538 transitions. [2024-11-16 08:42:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:14,501 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:14,501 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 08:42:14,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 08:42:14,501 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:14,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:14,501 INFO L85 PathProgramCache]: Analyzing trace with hash -2078987551, now seen corresponding path program 1 times [2024-11-16 08:42:14,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:14,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332945686] [2024-11-16 08:42:14,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:14,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:14,678 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 08:42:14,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:14,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332945686] [2024-11-16 08:42:14,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332945686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:14,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:14,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:14,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596397449] [2024-11-16 08:42:14,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:14,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:14,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:14,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:14,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:14,680 INFO L87 Difference]: Start difference. First operand 440 states and 538 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:15,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:15,063 INFO L93 Difference]: Finished difference Result 708 states and 880 transitions. [2024-11-16 08:42:15,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:15,063 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:15,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:15,064 INFO L225 Difference]: With dead ends: 708 [2024-11-16 08:42:15,064 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:15,065 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 08:42:15,065 INFO L432 NwaCegarLoop]: 355 mSDtfsCounter, 2313 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2313 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:15,065 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2313 Valid, 1482 Invalid, 991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:15,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:15,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 435. [2024-11-16 08:42:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.269689737470167) internal successors, (532), 434 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:15,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 532 transitions. [2024-11-16 08:42:15,074 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 532 transitions. Word has length 83 [2024-11-16 08:42:15,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:15,074 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 532 transitions. [2024-11-16 08:42:15,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:15,074 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 532 transitions. [2024-11-16 08:42:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:15,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:15,075 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 08:42:15,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 08:42:15,075 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:15,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:15,076 INFO L85 PathProgramCache]: Analyzing trace with hash -784482775, now seen corresponding path program 1 times [2024-11-16 08:42:15,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:15,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242501021] [2024-11-16 08:42:15,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:15,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:15,247 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 08:42:15,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:15,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242501021] [2024-11-16 08:42:15,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242501021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:15,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:15,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:15,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467974447] [2024-11-16 08:42:15,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:15,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:15,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:15,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:15,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:15,248 INFO L87 Difference]: Start difference. First operand 435 states and 532 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:15,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:15,726 INFO L93 Difference]: Finished difference Result 772 states and 968 transitions. [2024-11-16 08:42:15,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:15,726 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:15,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:15,728 INFO L225 Difference]: With dead ends: 772 [2024-11-16 08:42:15,728 INFO L226 Difference]: Without dead ends: 666 [2024-11-16 08:42:15,728 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 08:42:15,729 INFO L432 NwaCegarLoop]: 487 mSDtfsCounter, 1089 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 1320 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1089 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:15,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1089 Valid, 2061 Invalid, 1325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1320 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:15,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2024-11-16 08:42:15,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 430. [2024-11-16 08:42:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 414 states have (on average 1.2705314009661837) internal successors, (526), 429 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 526 transitions. [2024-11-16 08:42:15,733 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 526 transitions. Word has length 83 [2024-11-16 08:42:15,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:15,733 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 526 transitions. [2024-11-16 08:42:15,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 526 transitions. [2024-11-16 08:42:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:15,734 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:15,734 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 08:42:15,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 08:42:15,736 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:15,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:15,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1592975701, now seen corresponding path program 1 times [2024-11-16 08:42:15,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:15,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482791069] [2024-11-16 08:42:15,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:15,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:16,044 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 08:42:16,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:16,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482791069] [2024-11-16 08:42:16,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482791069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:16,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:16,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:16,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984679790] [2024-11-16 08:42:16,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:16,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:16,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:16,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:16,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:16,046 INFO L87 Difference]: Start difference. First operand 430 states and 526 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 08:42:16,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:16,840 INFO L93 Difference]: Finished difference Result 886 states and 1129 transitions. [2024-11-16 08:42:16,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:16,840 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 08:42:16,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:16,842 INFO L225 Difference]: With dead ends: 886 [2024-11-16 08:42:16,842 INFO L226 Difference]: Without dead ends: 867 [2024-11-16 08:42:16,843 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 08:42:16,843 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 4135 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4135 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:16,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4135 Valid, 1851 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:16,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-16 08:42:16,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 435. [2024-11-16 08:42:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2673031026252983) internal successors, (531), 434 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:16,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 531 transitions. [2024-11-16 08:42:16,848 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 531 transitions. Word has length 83 [2024-11-16 08:42:16,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:16,848 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 531 transitions. [2024-11-16 08:42:16,848 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 08:42:16,848 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 531 transitions. [2024-11-16 08:42:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:16,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:16,849 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 08:42:16,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 08:42:16,849 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:16,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:16,850 INFO L85 PathProgramCache]: Analyzing trace with hash 925137067, now seen corresponding path program 1 times [2024-11-16 08:42:16,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:16,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033690086] [2024-11-16 08:42:16,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:16,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:17,051 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 08:42:17,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:17,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033690086] [2024-11-16 08:42:17,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033690086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:17,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:17,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:17,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111732712] [2024-11-16 08:42:17,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:17,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:17,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:17,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:17,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:17,053 INFO L87 Difference]: Start difference. First operand 435 states and 531 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:17,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:17,533 INFO L93 Difference]: Finished difference Result 643 states and 782 transitions. [2024-11-16 08:42:17,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:17,533 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:17,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:17,535 INFO L225 Difference]: With dead ends: 643 [2024-11-16 08:42:17,535 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:17,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:17,535 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 2334 mSDsluCounter, 1465 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2334 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:17,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2334 Valid, 1822 Invalid, 1163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1156 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:17,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:17,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 435. [2024-11-16 08:42:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2649164677804297) internal successors, (530), 434 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:17,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 530 transitions. [2024-11-16 08:42:17,540 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 530 transitions. Word has length 83 [2024-11-16 08:42:17,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:17,540 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 530 transitions. [2024-11-16 08:42:17,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:17,540 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 530 transitions. [2024-11-16 08:42:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:17,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:17,541 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 08:42:17,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-16 08:42:17,541 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 08:42:17,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:17,542 INFO L85 PathProgramCache]: Analyzing trace with hash -272537189, now seen corresponding path program 1 times [2024-11-16 08:42:17,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:17,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656485310] [2024-11-16 08:42:17,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:17,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:17,699 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 08:42:17,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:17,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656485310] [2024-11-16 08:42:17,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656485310] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:17,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:17,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:17,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881068766] [2024-11-16 08:42:17,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:17,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:17,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:17,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:17,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:17,700 INFO L87 Difference]: Start difference. First operand 435 states and 530 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:18,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:18,115 INFO L93 Difference]: Finished difference Result 643 states and 781 transitions. [2024-11-16 08:42:18,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:18,115 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:18,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:18,118 INFO L225 Difference]: With dead ends: 643 [2024-11-16 08:42:18,118 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:18,119 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 08:42:18,122 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 1966 mSDsluCounter, 1122 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:18,122 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1966 Valid, 1476 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:18,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:18,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 435. [2024-11-16 08:42:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2625298329355608) internal successors, (529), 434 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 529 transitions. [2024-11-16 08:42:18,127 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 529 transitions. Word has length 83 [2024-11-16 08:42:18,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:18,127 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 529 transitions. [2024-11-16 08:42:18,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 529 transitions. [2024-11-16 08:42:18,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:18,128 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:18,128 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 08:42:18,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-16 08:42:18,128 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:18,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:18,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1531270341, now seen corresponding path program 1 times [2024-11-16 08:42:18,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:18,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473868897] [2024-11-16 08:42:18,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:18,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:18,290 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 08:42:18,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:18,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473868897] [2024-11-16 08:42:18,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473868897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:18,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:18,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:18,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394918399] [2024-11-16 08:42:18,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:18,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:18,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:18,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:18,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:18,291 INFO L87 Difference]: Start difference. First operand 435 states and 529 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:18,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:18,801 INFO L93 Difference]: Finished difference Result 783 states and 977 transitions. [2024-11-16 08:42:18,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:18,801 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:18,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:18,803 INFO L225 Difference]: With dead ends: 783 [2024-11-16 08:42:18,803 INFO L226 Difference]: Without dead ends: 671 [2024-11-16 08:42:18,803 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 08:42:18,804 INFO L432 NwaCegarLoop]: 492 mSDtfsCounter, 1596 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1502 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 2452 SdHoareTripleChecker+Invalid, 1507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:18,804 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1596 Valid, 2452 Invalid, 1507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1502 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:18,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2024-11-16 08:42:18,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 435. [2024-11-16 08:42:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.260143198090692) internal successors, (528), 434 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 528 transitions. [2024-11-16 08:42:18,808 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 528 transitions. Word has length 83 [2024-11-16 08:42:18,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:18,808 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 528 transitions. [2024-11-16 08:42:18,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 528 transitions. [2024-11-16 08:42:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:18,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:18,809 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 08:42:18,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-16 08:42:18,809 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:18,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:18,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1304128453, now seen corresponding path program 1 times [2024-11-16 08:42:18,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:18,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138133332] [2024-11-16 08:42:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:18,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:18,979 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 08:42:18,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:18,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138133332] [2024-11-16 08:42:18,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138133332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:18,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:18,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:18,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783681170] [2024-11-16 08:42:18,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:18,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:18,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:18,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:18,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:18,981 INFO L87 Difference]: Start difference. First operand 435 states and 528 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:19,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:19,405 INFO L93 Difference]: Finished difference Result 740 states and 917 transitions. [2024-11-16 08:42:19,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:19,405 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:19,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:19,406 INFO L225 Difference]: With dead ends: 740 [2024-11-16 08:42:19,406 INFO L226 Difference]: Without dead ends: 653 [2024-11-16 08:42:19,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:19,407 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 1698 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1159 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:19,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1698 Valid, 2028 Invalid, 1165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1159 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:19,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2024-11-16 08:42:19,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 435. [2024-11-16 08:42:19,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2577565632458234) internal successors, (527), 434 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:19,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 527 transitions. [2024-11-16 08:42:19,411 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 527 transitions. Word has length 83 [2024-11-16 08:42:19,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:19,411 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 527 transitions. [2024-11-16 08:42:19,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:19,412 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 527 transitions. [2024-11-16 08:42:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:19,412 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:19,412 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 08:42:19,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-16 08:42:19,413 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:19,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:19,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1213984315, now seen corresponding path program 1 times [2024-11-16 08:42:19,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:19,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554008371] [2024-11-16 08:42:19,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:19,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:19,559 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 08:42:19,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:19,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554008371] [2024-11-16 08:42:19,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554008371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:19,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:19,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:19,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852821585] [2024-11-16 08:42:19,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:19,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:19,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:19,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:19,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:19,561 INFO L87 Difference]: Start difference. First operand 435 states and 527 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:19,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:19,953 INFO L93 Difference]: Finished difference Result 711 states and 876 transitions. [2024-11-16 08:42:19,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:19,954 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:19,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:19,955 INFO L225 Difference]: With dead ends: 711 [2024-11-16 08:42:19,955 INFO L226 Difference]: Without dead ends: 637 [2024-11-16 08:42:19,955 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 08:42:19,956 INFO L432 NwaCegarLoop]: 372 mSDtfsCounter, 1295 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:19,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1295 Valid, 1550 Invalid, 981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 975 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:19,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2024-11-16 08:42:19,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 435. [2024-11-16 08:42:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 419 states have (on average 1.2553699284009547) internal successors, (526), 434 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 526 transitions. [2024-11-16 08:42:19,960 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 526 transitions. Word has length 83 [2024-11-16 08:42:19,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:19,960 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 526 transitions. [2024-11-16 08:42:19,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 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 08:42:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 526 transitions. [2024-11-16 08:42:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-16 08:42:19,961 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:19,961 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 08:42:19,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-16 08:42:19,961 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:19,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:19,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1176804385, now seen corresponding path program 1 times [2024-11-16 08:42:19,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:19,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598424220] [2024-11-16 08:42:19,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:19,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:20,331 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 08:42:20,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:20,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598424220] [2024-11-16 08:42:20,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598424220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:20,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:20,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:20,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713977665] [2024-11-16 08:42:20,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:20,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 08:42:20,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:20,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 08:42:20,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:20,332 INFO L87 Difference]: Start difference. First operand 435 states and 526 transitions. Second operand has 11 states, 11 states have (on average 7.636363636363637) 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 08:42:20,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:20,748 INFO L93 Difference]: Finished difference Result 997 states and 1227 transitions. [2024-11-16 08:42:20,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:20,748 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.636363636363637) 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 08:42:20,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:20,750 INFO L225 Difference]: With dead ends: 997 [2024-11-16 08:42:20,750 INFO L226 Difference]: Without dead ends: 792 [2024-11-16 08:42:20,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:42:20,751 INFO L432 NwaCegarLoop]: 594 mSDtfsCounter, 1683 mSDsluCounter, 2607 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1683 SdHoareTripleChecker+Valid, 3201 SdHoareTripleChecker+Invalid, 601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:20,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1683 Valid, 3201 Invalid, 601 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:20,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2024-11-16 08:42:20,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 298. [2024-11-16 08:42:20,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 287 states have (on average 1.2473867595818815) internal successors, (358), 297 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:20,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 358 transitions. [2024-11-16 08:42:20,754 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 358 transitions. Word has length 84 [2024-11-16 08:42:20,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:20,754 INFO L471 AbstractCegarLoop]: Abstraction has 298 states and 358 transitions. [2024-11-16 08:42:20,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.636363636363637) 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 08:42:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 358 transitions. [2024-11-16 08:42:20,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-16 08:42:20,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:20,755 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 08:42:20,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-16 08:42:20,755 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:20,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:20,755 INFO L85 PathProgramCache]: Analyzing trace with hash -755939623, now seen corresponding path program 1 times [2024-11-16 08:42:20,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:20,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306916086] [2024-11-16 08:42:20,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:20,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:21,208 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 08:42:21,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:21,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306916086] [2024-11-16 08:42:21,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306916086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:21,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:21,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:21,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922305581] [2024-11-16 08:42:21,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:21,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:21,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:21,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:21,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:21,210 INFO L87 Difference]: Start difference. First operand 298 states and 358 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 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 08:42:21,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:21,877 INFO L93 Difference]: Finished difference Result 841 states and 1068 transitions. [2024-11-16 08:42:21,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:42:21,877 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 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 08:42:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:21,879 INFO L225 Difference]: With dead ends: 841 [2024-11-16 08:42:21,879 INFO L226 Difference]: Without dead ends: 698 [2024-11-16 08:42:21,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-11-16 08:42:21,879 INFO L432 NwaCegarLoop]: 820 mSDtfsCounter, 1024 mSDsluCounter, 5830 mSDsCounter, 0 mSdLazyCounter, 628 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1024 SdHoareTripleChecker+Valid, 6650 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:21,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1024 Valid, 6650 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 628 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:21,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2024-11-16 08:42:21,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 223. [2024-11-16 08:42:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 216 states have (on average 1.25) internal successors, (270), 222 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:21,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 270 transitions. [2024-11-16 08:42:21,882 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 270 transitions. Word has length 84 [2024-11-16 08:42:21,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:21,882 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 270 transitions. [2024-11-16 08:42:21,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 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 08:42:21,882 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 270 transitions. [2024-11-16 08:42:21,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-16 08:42:21,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:21,883 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] [2024-11-16 08:42:21,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-16 08:42:21,883 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:21,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:21,883 INFO L85 PathProgramCache]: Analyzing trace with hash -392478519, now seen corresponding path program 1 times [2024-11-16 08:42:21,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:21,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447610022] [2024-11-16 08:42:21,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:21,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:22,332 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 08:42:22,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:22,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447610022] [2024-11-16 08:42:22,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447610022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:22,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:22,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:22,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35370356] [2024-11-16 08:42:22,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:22,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:22,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:22,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:22,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:22,334 INFO L87 Difference]: Start difference. First operand 223 states and 270 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 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 08:42:22,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:22,946 INFO L93 Difference]: Finished difference Result 602 states and 782 transitions. [2024-11-16 08:42:22,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:22,946 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 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 08:42:22,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:22,947 INFO L225 Difference]: With dead ends: 602 [2024-11-16 08:42:22,947 INFO L226 Difference]: Without dead ends: 522 [2024-11-16 08:42:22,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:42:22,948 INFO L432 NwaCegarLoop]: 460 mSDtfsCounter, 1188 mSDsluCounter, 3056 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1188 SdHoareTripleChecker+Valid, 3516 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:22,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1188 Valid, 3516 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:22,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-16 08:42:22,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 211. [2024-11-16 08:42:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.2439024390243902) internal successors, (255), 210 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:22,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 255 transitions. [2024-11-16 08:42:22,952 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 255 transitions. Word has length 84 [2024-11-16 08:42:22,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:22,952 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 255 transitions. [2024-11-16 08:42:22,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 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 08:42:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 255 transitions. [2024-11-16 08:42:22,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-16 08:42:22,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:22,953 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 08:42:22,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-16 08:42:22,953 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 08:42:22,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:22,953 INFO L85 PathProgramCache]: Analyzing trace with hash 263689090, now seen corresponding path program 1 times [2024-11-16 08:42:22,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:22,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295800585] [2024-11-16 08:42:22,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:22,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:23,322 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 08:42:23,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:23,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295800585] [2024-11-16 08:42:23,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295800585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:23,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:23,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:23,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389653146] [2024-11-16 08:42:23,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:23,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:23,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:23,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:23,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:23,327 INFO L87 Difference]: Start difference. First operand 211 states and 255 transitions. Second operand has 12 states, 12 states have (on average 7.083333333333333) internal successors, (85), 12 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 08:42:23,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:23,687 INFO L93 Difference]: Finished difference Result 399 states and 512 transitions. [2024-11-16 08:42:23,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:23,688 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.083333333333333) internal successors, (85), 12 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 08:42:23,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:23,689 INFO L225 Difference]: With dead ends: 399 [2024-11-16 08:42:23,689 INFO L226 Difference]: Without dead ends: 307 [2024-11-16 08:42:23,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:42:23,689 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 849 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 849 SdHoareTripleChecker+Valid, 2097 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:23,689 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [849 Valid, 2097 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:23,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2024-11-16 08:42:23,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 187. [2024-11-16 08:42:23,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 183 states have (on average 1.2404371584699454) internal successors, (227), 186 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 227 transitions. [2024-11-16 08:42:23,691 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 227 transitions. Word has length 85 [2024-11-16 08:42:23,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:23,691 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 227 transitions. [2024-11-16 08:42:23,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.083333333333333) internal successors, (85), 12 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 08:42:23,691 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 227 transitions. [2024-11-16 08:42:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-16 08:42:23,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:23,692 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 08:42:23,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-16 08:42:23,692 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:23,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:23,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1366876818, now seen corresponding path program 1 times [2024-11-16 08:42:23,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:23,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776370274] [2024-11-16 08:42:23,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:23,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:25,000 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 08:42:25,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:25,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776370274] [2024-11-16 08:42:25,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776370274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:25,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:25,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-16 08:42:25,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917756742] [2024-11-16 08:42:25,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:25,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-16 08:42:25,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:25,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-16 08:42:25,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=725, Unknown=0, NotChecked=0, Total=812 [2024-11-16 08:42:25,001 INFO L87 Difference]: Start difference. First operand 187 states and 227 transitions. Second operand has 29 states, 29 states have (on average 2.9310344827586206) internal successors, (85), 29 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 08:42:27,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:27,258 INFO L93 Difference]: Finished difference Result 811 states and 1063 transitions. [2024-11-16 08:42:27,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-16 08:42:27,259 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 2.9310344827586206) internal successors, (85), 29 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 08:42:27,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:27,261 INFO L225 Difference]: With dead ends: 811 [2024-11-16 08:42:27,261 INFO L226 Difference]: Without dead ends: 739 [2024-11-16 08:42:27,261 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=434, Invalid=2322, Unknown=0, NotChecked=0, Total=2756 [2024-11-16 08:42:27,262 INFO L432 NwaCegarLoop]: 441 mSDtfsCounter, 2444 mSDsluCounter, 6069 mSDsCounter, 0 mSdLazyCounter, 3267 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2444 SdHoareTripleChecker+Valid, 6510 SdHoareTripleChecker+Invalid, 3280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 3267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:27,262 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2444 Valid, 6510 Invalid, 3280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 3267 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:42:27,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2024-11-16 08:42:27,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 210. [2024-11-16 08:42:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 206 states have (on average 1.2475728155339805) internal successors, (257), 209 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 257 transitions. [2024-11-16 08:42:27,265 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 257 transitions. Word has length 85 [2024-11-16 08:42:27,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:27,265 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 257 transitions. [2024-11-16 08:42:27,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.9310344827586206) internal successors, (85), 29 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 08:42:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 257 transitions. [2024-11-16 08:42:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:42:27,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:27,265 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 08:42:27,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-16 08:42:27,265 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:27,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:27,266 INFO L85 PathProgramCache]: Analyzing trace with hash 940957820, now seen corresponding path program 1 times [2024-11-16 08:42:27,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:27,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325785284] [2024-11-16 08:42:27,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:27,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:27,626 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 08:42:27,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:27,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325785284] [2024-11-16 08:42:27,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325785284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:27,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:27,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:27,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921277702] [2024-11-16 08:42:27,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:27,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:27,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:27,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:27,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:27,627 INFO L87 Difference]: Start difference. First operand 210 states and 257 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:28,076 INFO L93 Difference]: Finished difference Result 552 states and 728 transitions. [2024-11-16 08:42:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:42:28,076 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-16 08:42:28,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:28,077 INFO L225 Difference]: With dead ends: 552 [2024-11-16 08:42:28,077 INFO L226 Difference]: Without dead ends: 463 [2024-11-16 08:42:28,078 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-11-16 08:42:28,078 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 1143 mSDsluCounter, 2088 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:28,078 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1143 Valid, 2374 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:28,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-11-16 08:42:28,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 170. [2024-11-16 08:42:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 168 states have (on average 1.2321428571428572) internal successors, (207), 169 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 207 transitions. [2024-11-16 08:42:28,081 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 207 transitions. Word has length 86 [2024-11-16 08:42:28,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:28,081 INFO L471 AbstractCegarLoop]: Abstraction has 170 states and 207 transitions. [2024-11-16 08:42:28,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 207 transitions. [2024-11-16 08:42:28,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-16 08:42:28,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:28,081 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:28,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-16 08:42:28,082 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:28,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:28,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1445592756, now seen corresponding path program 1 times [2024-11-16 08:42:28,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:28,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311884567] [2024-11-16 08:42:28,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:28,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:28,353 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 08:42:28,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:28,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311884567] [2024-11-16 08:42:28,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311884567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:28,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:28,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:28,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943206396] [2024-11-16 08:42:28,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:28,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:28,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:28,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:28,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:28,354 INFO L87 Difference]: Start difference. First operand 170 states and 207 transitions. Second operand has 12 states, 12 states have (on average 7.25) internal successors, (87), 11 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:28,859 INFO L93 Difference]: Finished difference Result 570 states and 765 transitions. [2024-11-16 08:42:28,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:28,860 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 11 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-11-16 08:42:28,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:28,861 INFO L225 Difference]: With dead ends: 570 [2024-11-16 08:42:28,861 INFO L226 Difference]: Without dead ends: 482 [2024-11-16 08:42:28,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:28,862 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 2435 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2435 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:28,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2435 Valid, 699 Invalid, 563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:28,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-11-16 08:42:28,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 175. [2024-11-16 08:42:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 173 states have (on average 1.2254335260115607) internal successors, (212), 174 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 212 transitions. [2024-11-16 08:42:28,865 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 212 transitions. Word has length 87 [2024-11-16 08:42:28,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:28,865 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 212 transitions. [2024-11-16 08:42:28,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 11 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 212 transitions. [2024-11-16 08:42:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-16 08:42:28,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:28,865 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:28,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-16 08:42:28,866 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:28,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:28,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1900060198, now seen corresponding path program 1 times [2024-11-16 08:42:28,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:28,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829771043] [2024-11-16 08:42:28,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:28,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:29,029 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 08:42:29,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:29,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829771043] [2024-11-16 08:42:29,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829771043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:29,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:29,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:29,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683615086] [2024-11-16 08:42:29,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:29,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:29,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:29,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:29,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:29,032 INFO L87 Difference]: Start difference. First operand 175 states and 212 transitions. Second operand has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:29,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:29,361 INFO L93 Difference]: Finished difference Result 356 states and 458 transitions. [2024-11-16 08:42:29,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:29,362 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-11-16 08:42:29,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:29,362 INFO L225 Difference]: With dead ends: 356 [2024-11-16 08:42:29,363 INFO L226 Difference]: Without dead ends: 268 [2024-11-16 08:42:29,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:42:29,363 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 824 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 824 SdHoareTripleChecker+Valid, 819 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:29,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [824 Valid, 819 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:29,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2024-11-16 08:42:29,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 170. [2024-11-16 08:42:29,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 168 states have (on average 1.2261904761904763) internal successors, (206), 169 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 206 transitions. [2024-11-16 08:42:29,365 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 206 transitions. Word has length 88 [2024-11-16 08:42:29,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:29,366 INFO L471 AbstractCegarLoop]: Abstraction has 170 states and 206 transitions. [2024-11-16 08:42:29,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 206 transitions. [2024-11-16 08:42:29,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-16 08:42:29,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:29,366 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:29,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-16 08:42:29,366 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:29,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:29,367 INFO L85 PathProgramCache]: Analyzing trace with hash 268712243, now seen corresponding path program 1 times [2024-11-16 08:42:29,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:29,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526444467] [2024-11-16 08:42:29,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:29,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:30,413 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 08:42:30,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:30,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526444467] [2024-11-16 08:42:30,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526444467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:30,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:30,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-16 08:42:30,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221432896] [2024-11-16 08:42:30,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:30,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-16 08:42:30,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:30,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-16 08:42:30,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=668, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:30,414 INFO L87 Difference]: Start difference. First operand 170 states and 206 transitions. Second operand has 28 states, 28 states have (on average 3.1785714285714284) internal successors, (89), 28 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:32,619 INFO L93 Difference]: Finished difference Result 671 states and 875 transitions. [2024-11-16 08:42:32,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 08:42:32,619 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.1785714285714284) internal successors, (89), 28 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-11-16 08:42:32,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:32,621 INFO L225 Difference]: With dead ends: 671 [2024-11-16 08:42:32,621 INFO L226 Difference]: Without dead ends: 665 [2024-11-16 08:42:32,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=426, Invalid=2124, Unknown=0, NotChecked=0, Total=2550 [2024-11-16 08:42:32,622 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 1798 mSDsluCounter, 7423 mSDsCounter, 0 mSdLazyCounter, 3770 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 7981 SdHoareTripleChecker+Invalid, 3783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 3770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:32,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1798 Valid, 7981 Invalid, 3783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 3770 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 08:42:32,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-11-16 08:42:32,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 195. [2024-11-16 08:42:32,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 193 states have (on average 1.2227979274611398) internal successors, (236), 194 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 236 transitions. [2024-11-16 08:42:32,625 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 236 transitions. Word has length 89 [2024-11-16 08:42:32,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:32,625 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 236 transitions. [2024-11-16 08:42:32,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.1785714285714284) internal successors, (89), 28 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 236 transitions. [2024-11-16 08:42:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-16 08:42:32,625 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:32,625 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:32,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-16 08:42:32,626 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:32,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:32,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1119629853, now seen corresponding path program 1 times [2024-11-16 08:42:32,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:32,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007057860] [2024-11-16 08:42:32,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:32,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:33,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:33,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007057860] [2024-11-16 08:42:33,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007057860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:33,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:33,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 08:42:33,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989146299] [2024-11-16 08:42:33,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:33,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 08:42:33,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:33,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 08:42:33,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2024-11-16 08:42:33,232 INFO L87 Difference]: Start difference. First operand 195 states and 236 transitions. Second operand has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:34,429 INFO L93 Difference]: Finished difference Result 623 states and 823 transitions. [2024-11-16 08:42:34,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-16 08:42:34,429 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-11-16 08:42:34,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:34,431 INFO L225 Difference]: With dead ends: 623 [2024-11-16 08:42:34,431 INFO L226 Difference]: Without dead ends: 617 [2024-11-16 08:42:34,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=291, Invalid=899, Unknown=0, NotChecked=0, Total=1190 [2024-11-16 08:42:34,432 INFO L432 NwaCegarLoop]: 471 mSDtfsCounter, 1319 mSDsluCounter, 4078 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:34,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1319 Valid, 4549 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:34,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2024-11-16 08:42:34,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 210. [2024-11-16 08:42:34,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 208 states have (on average 1.2163461538461537) internal successors, (253), 209 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 253 transitions. [2024-11-16 08:42:34,435 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 253 transitions. Word has length 90 [2024-11-16 08:42:34,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:34,435 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 253 transitions. [2024-11-16 08:42:34,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,435 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 253 transitions. [2024-11-16 08:42:34,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-16 08:42:34,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:34,436 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:34,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-16 08:42:34,436 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:34,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:34,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1646317155, now seen corresponding path program 1 times [2024-11-16 08:42:34,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:34,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760814981] [2024-11-16 08:42:34,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:34,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:34,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:34,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:34,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760814981] [2024-11-16 08:42:34,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760814981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:34,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:34,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:34,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102674161] [2024-11-16 08:42:34,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:34,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:34,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:34,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:34,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:34,821 INFO L87 Difference]: Start difference. First operand 210 states and 253 transitions. Second operand has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,196 INFO L93 Difference]: Finished difference Result 300 states and 378 transitions. [2024-11-16 08:42:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:35,196 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-11-16 08:42:35,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,197 INFO L225 Difference]: With dead ends: 300 [2024-11-16 08:42:35,197 INFO L226 Difference]: Without dead ends: 294 [2024-11-16 08:42:35,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:42:35,198 INFO L432 NwaCegarLoop]: 268 mSDtfsCounter, 710 mSDsluCounter, 1585 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [710 Valid, 1853 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:35,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-11-16 08:42:35,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 164. [2024-11-16 08:42:35,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.2269938650306749) internal successors, (200), 163 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 200 transitions. [2024-11-16 08:42:35,200 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 200 transitions. Word has length 90 [2024-11-16 08:42:35,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,200 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 200 transitions. [2024-11-16 08:42:35,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 200 transitions. [2024-11-16 08:42:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-16 08:42:35,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,201 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:35,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-16 08:42:35,201 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:35,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1153929054, now seen corresponding path program 1 times [2024-11-16 08:42:35,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013743765] [2024-11-16 08:42:35,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:35,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:35,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013743765] [2024-11-16 08:42:35,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013743765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:35,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:35,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:35,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982323319] [2024-11-16 08:42:35,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:35,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:35,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:35,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:35,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:35,304 INFO L87 Difference]: Start difference. First operand 164 states and 200 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 7 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,445 INFO L93 Difference]: Finished difference Result 844 states and 1180 transitions. [2024-11-16 08:42:35,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 08:42:35,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 7 states have internal predecessors, (118), 0 states have call successors, (0), 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 118 [2024-11-16 08:42:35,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,447 INFO L225 Difference]: With dead ends: 844 [2024-11-16 08:42:35,449 INFO L226 Difference]: Without dead ends: 776 [2024-11-16 08:42:35,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-11-16 08:42:35,450 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1230 mSDsluCounter, 2255 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1230 SdHoareTripleChecker+Valid, 2477 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,450 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1230 Valid, 2477 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:35,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2024-11-16 08:42:35,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 230. [2024-11-16 08:42:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 229 states have (on average 1.2882096069868996) internal successors, (295), 229 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 295 transitions. [2024-11-16 08:42:35,454 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 295 transitions. Word has length 118 [2024-11-16 08:42:35,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,454 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 295 transitions. [2024-11-16 08:42:35,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 7 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 295 transitions. [2024-11-16 08:42:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-16 08:42:35,455 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,455 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:35,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-16 08:42:35,455 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:35,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1999484450, now seen corresponding path program 1 times [2024-11-16 08:42:35,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384057639] [2024-11-16 08:42:35,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:35,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:35,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:35,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384057639] [2024-11-16 08:42:35,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384057639] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:35,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:35,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:35,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724695955] [2024-11-16 08:42:35,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:35,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:35,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:35,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:35,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:35,565 INFO L87 Difference]: Start difference. First operand 230 states and 295 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,672 INFO L93 Difference]: Finished difference Result 968 states and 1356 transitions. [2024-11-16 08:42:35,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:35,673 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 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 120 [2024-11-16 08:42:35,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,674 INFO L225 Difference]: With dead ends: 968 [2024-11-16 08:42:35,674 INFO L226 Difference]: Without dead ends: 834 [2024-11-16 08:42:35,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:35,675 INFO L432 NwaCegarLoop]: 307 mSDtfsCounter, 984 mSDsluCounter, 1134 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 1441 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [984 Valid, 1441 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:35,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2024-11-16 08:42:35,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 362. [2024-11-16 08:42:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 361 states have (on average 1.3462603878116344) internal successors, (486), 361 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 486 transitions. [2024-11-16 08:42:35,684 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 486 transitions. Word has length 120 [2024-11-16 08:42:35,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,684 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 486 transitions. [2024-11-16 08:42:35,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 486 transitions. [2024-11-16 08:42:35,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-16 08:42:35,685 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,685 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:35,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-16 08:42:35,685 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:35,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1810344286, now seen corresponding path program 1 times [2024-11-16 08:42:35,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759479865] [2024-11-16 08:42:35,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:35,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:35,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:35,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759479865] [2024-11-16 08:42:35,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759479865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:35,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:35,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:35,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370890958] [2024-11-16 08:42:35,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:35,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:35,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:35,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:35,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:35,789 INFO L87 Difference]: Start difference. First operand 362 states and 486 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,890 INFO L93 Difference]: Finished difference Result 1100 states and 1547 transitions. [2024-11-16 08:42:35,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:35,891 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 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 120 [2024-11-16 08:42:35,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,892 INFO L225 Difference]: With dead ends: 1100 [2024-11-16 08:42:35,892 INFO L226 Difference]: Without dead ends: 966 [2024-11-16 08:42:35,892 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:35,893 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 984 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,893 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [984 Valid, 1365 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:35,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2024-11-16 08:42:35,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 560. [2024-11-16 08:42:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 559 states have (on average 1.3810375670840787) internal successors, (772), 559 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 772 transitions. [2024-11-16 08:42:35,898 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 772 transitions. Word has length 120 [2024-11-16 08:42:35,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,899 INFO L471 AbstractCegarLoop]: Abstraction has 560 states and 772 transitions. [2024-11-16 08:42:35,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 772 transitions. [2024-11-16 08:42:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-16 08:42:35,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,900 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:35,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-16 08:42:35,900 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:35,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1356707618, now seen corresponding path program 1 times [2024-11-16 08:42:35,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656668841] [2024-11-16 08:42:35,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:36,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656668841] [2024-11-16 08:42:36,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656668841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:36,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939465766] [2024-11-16 08:42:36,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:36,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:36,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:36,023 INFO L87 Difference]: Start difference. First operand 560 states and 772 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,115 INFO L93 Difference]: Finished difference Result 1232 states and 1738 transitions. [2024-11-16 08:42:36,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:36,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 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 120 [2024-11-16 08:42:36,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,117 INFO L225 Difference]: With dead ends: 1232 [2024-11-16 08:42:36,117 INFO L226 Difference]: Without dead ends: 1098 [2024-11-16 08:42:36,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:36,118 INFO L432 NwaCegarLoop]: 295 mSDtfsCounter, 1024 mSDsluCounter, 980 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1024 SdHoareTripleChecker+Valid, 1275 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,118 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1024 Valid, 1275 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:36,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2024-11-16 08:42:36,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 692. [2024-11-16 08:42:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 691 states have (on average 1.393632416787265) internal successors, (963), 691 states have internal predecessors, (963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 963 transitions. [2024-11-16 08:42:36,126 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 963 transitions. Word has length 120 [2024-11-16 08:42:36,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,127 INFO L471 AbstractCegarLoop]: Abstraction has 692 states and 963 transitions. [2024-11-16 08:42:36,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 963 transitions. [2024-11-16 08:42:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-16 08:42:36,127 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,128 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:36,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-16 08:42:36,128 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:36,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,129 INFO L85 PathProgramCache]: Analyzing trace with hash 136173474, now seen corresponding path program 1 times [2024-11-16 08:42:36,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783334959] [2024-11-16 08:42:36,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:36,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783334959] [2024-11-16 08:42:36,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783334959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:36,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167075565] [2024-11-16 08:42:36,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:36,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:36,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:36,233 INFO L87 Difference]: Start difference. First operand 692 states and 963 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,314 INFO L93 Difference]: Finished difference Result 1364 states and 1929 transitions. [2024-11-16 08:42:36,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:36,314 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 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 120 [2024-11-16 08:42:36,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,315 INFO L225 Difference]: With dead ends: 1364 [2024-11-16 08:42:36,315 INFO L226 Difference]: Without dead ends: 1230 [2024-11-16 08:42:36,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:36,316 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 1076 mSDsluCounter, 1002 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1291 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1076 Valid, 1291 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:36,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states. [2024-11-16 08:42:36,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 824. [2024-11-16 08:42:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 823 states have (on average 1.402187120291616) internal successors, (1154), 823 states have internal predecessors, (1154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1154 transitions. [2024-11-16 08:42:36,323 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1154 transitions. Word has length 120 [2024-11-16 08:42:36,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,324 INFO L471 AbstractCegarLoop]: Abstraction has 824 states and 1154 transitions. [2024-11-16 08:42:36,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,324 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1154 transitions. [2024-11-16 08:42:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-16 08:42:36,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,324 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:36,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-16 08:42:36,325 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:36,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1754124254, now seen corresponding path program 1 times [2024-11-16 08:42:36,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64594438] [2024-11-16 08:42:36,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:36,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64594438] [2024-11-16 08:42:36,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64594438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:36,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832566999] [2024-11-16 08:42:36,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:36,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:36,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:36,430 INFO L87 Difference]: Start difference. First operand 824 states and 1154 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,527 INFO L93 Difference]: Finished difference Result 1496 states and 2120 transitions. [2024-11-16 08:42:36,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:36,527 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 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 120 [2024-11-16 08:42:36,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,529 INFO L225 Difference]: With dead ends: 1496 [2024-11-16 08:42:36,529 INFO L226 Difference]: Without dead ends: 1362 [2024-11-16 08:42:36,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:36,530 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1012 mSDsluCounter, 1083 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1012 Valid, 1367 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:36,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-16 08:42:36,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 956. [2024-11-16 08:42:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 956 states, 955 states have (on average 1.4083769633507854) internal successors, (1345), 955 states have internal predecessors, (1345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 1345 transitions. [2024-11-16 08:42:36,539 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 1345 transitions. Word has length 120 [2024-11-16 08:42:36,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,539 INFO L471 AbstractCegarLoop]: Abstraction has 956 states and 1345 transitions. [2024-11-16 08:42:36,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,539 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1345 transitions. [2024-11-16 08:42:36,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-16 08:42:36,540 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,540 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:36,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-16 08:42:36,540 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:36,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,540 INFO L85 PathProgramCache]: Analyzing trace with hash -95714019, now seen corresponding path program 1 times [2024-11-16 08:42:36,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922904042] [2024-11-16 08:42:36,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,702 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 08:42:36,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922904042] [2024-11-16 08:42:36,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922904042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:36,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072335435] [2024-11-16 08:42:36,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:36,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:36,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:36,703 INFO L87 Difference]: Start difference. First operand 956 states and 1345 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,802 INFO L93 Difference]: Finished difference Result 1818 states and 2589 transitions. [2024-11-16 08:42:36,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:36,803 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 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 121 [2024-11-16 08:42:36,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,803 INFO L225 Difference]: With dead ends: 1818 [2024-11-16 08:42:36,804 INFO L226 Difference]: Without dead ends: 958 [2024-11-16 08:42:36,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-16 08:42:36,805 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 178 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 582 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:36,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2024-11-16 08:42:36,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 956. [2024-11-16 08:42:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 956 states, 955 states have (on average 1.4010471204188482) internal successors, (1338), 955 states have internal predecessors, (1338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 1338 transitions. [2024-11-16 08:42:36,812 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 1338 transitions. Word has length 121 [2024-11-16 08:42:36,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,812 INFO L471 AbstractCegarLoop]: Abstraction has 956 states and 1338 transitions. [2024-11-16 08:42:36,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1338 transitions. [2024-11-16 08:42:36,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-16 08:42:36,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,812 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:36,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-16 08:42:36,813 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:36,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,813 INFO L85 PathProgramCache]: Analyzing trace with hash -980427674, now seen corresponding path program 1 times [2024-11-16 08:42:36,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846821298] [2024-11-16 08:42:36,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:36,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846821298] [2024-11-16 08:42:36,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846821298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:36,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055882402] [2024-11-16 08:42:36,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:36,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:36,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:36,921 INFO L87 Difference]: Start difference. First operand 956 states and 1338 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:37,053 INFO L93 Difference]: Finished difference Result 2715 states and 3849 transitions. [2024-11-16 08:42:37,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:42:37,054 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2024-11-16 08:42:37,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:37,056 INFO L225 Difference]: With dead ends: 2715 [2024-11-16 08:42:37,056 INFO L226 Difference]: Without dead ends: 1855 [2024-11-16 08:42:37,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:37,057 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 921 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:37,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [921 Valid, 354 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:37,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states. [2024-11-16 08:42:37,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1229. [2024-11-16 08:42:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1229 states, 1228 states have (on average 1.3754071661237786) internal successors, (1689), 1228 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1229 states and 1689 transitions. [2024-11-16 08:42:37,067 INFO L78 Accepts]: Start accepts. Automaton has 1229 states and 1689 transitions. Word has length 122 [2024-11-16 08:42:37,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:37,067 INFO L471 AbstractCegarLoop]: Abstraction has 1229 states and 1689 transitions. [2024-11-16 08:42:37,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1689 transitions. [2024-11-16 08:42:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-16 08:42:37,068 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:37,068 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:37,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-16 08:42:37,068 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:37,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:37,068 INFO L85 PathProgramCache]: Analyzing trace with hash 253345126, now seen corresponding path program 1 times [2024-11-16 08:42:37,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:37,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498383580] [2024-11-16 08:42:37,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:37,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:37,162 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 08:42:37,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:37,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498383580] [2024-11-16 08:42:37,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498383580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:37,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:37,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:37,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010808962] [2024-11-16 08:42:37,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:37,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:37,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:37,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:37,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:37,163 INFO L87 Difference]: Start difference. First operand 1229 states and 1689 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:37,334 INFO L93 Difference]: Finished difference Result 4613 states and 6501 transitions. [2024-11-16 08:42:37,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:37,335 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2024-11-16 08:42:37,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:37,338 INFO L225 Difference]: With dead ends: 4613 [2024-11-16 08:42:37,338 INFO L226 Difference]: Without dead ends: 3480 [2024-11-16 08:42:37,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:37,339 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 1189 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:37,340 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1189 Valid, 395 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:37,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3480 states. [2024-11-16 08:42:37,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3480 to 2490. [2024-11-16 08:42:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2490 states, 2489 states have (on average 1.3889112093210125) internal successors, (3457), 2489 states have internal predecessors, (3457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 3457 transitions. [2024-11-16 08:42:37,358 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 3457 transitions. Word has length 122 [2024-11-16 08:42:37,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:37,358 INFO L471 AbstractCegarLoop]: Abstraction has 2490 states and 3457 transitions. [2024-11-16 08:42:37,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3457 transitions. [2024-11-16 08:42:37,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-16 08:42:37,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:37,359 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:37,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-16 08:42:37,359 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:37,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:37,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1732845158, now seen corresponding path program 1 times [2024-11-16 08:42:37,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:37,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013089925] [2024-11-16 08:42:37,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:37,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:37,458 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 08:42:37,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:37,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013089925] [2024-11-16 08:42:37,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013089925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:37,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:37,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:37,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099214472] [2024-11-16 08:42:37,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:37,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:37,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:37,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:37,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:37,459 INFO L87 Difference]: Start difference. First operand 2490 states and 3457 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:37,622 INFO L93 Difference]: Finished difference Result 8994 states and 12663 transitions. [2024-11-16 08:42:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:37,623 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2024-11-16 08:42:37,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:37,630 INFO L225 Difference]: With dead ends: 8994 [2024-11-16 08:42:37,630 INFO L226 Difference]: Without dead ends: 6600 [2024-11-16 08:42:37,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:37,632 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 1101 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:37,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1101 Valid, 395 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:37,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6600 states. [2024-11-16 08:42:37,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6600 to 5142. [2024-11-16 08:42:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5142 states, 5141 states have (on average 1.3956428710367632) internal successors, (7175), 5141 states have internal predecessors, (7175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5142 states to 5142 states and 7175 transitions. [2024-11-16 08:42:37,679 INFO L78 Accepts]: Start accepts. Automaton has 5142 states and 7175 transitions. Word has length 122 [2024-11-16 08:42:37,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:37,679 INFO L471 AbstractCegarLoop]: Abstraction has 5142 states and 7175 transitions. [2024-11-16 08:42:37,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,679 INFO L276 IsEmpty]: Start isEmpty. Operand 5142 states and 7175 transitions. [2024-11-16 08:42:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-16 08:42:37,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:37,680 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:37,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-16 08:42:37,680 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:37,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:37,680 INFO L85 PathProgramCache]: Analyzing trace with hash -564693146, now seen corresponding path program 1 times [2024-11-16 08:42:37,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:37,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279653658] [2024-11-16 08:42:37,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:37,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:37,775 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 08:42:37,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:37,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279653658] [2024-11-16 08:42:37,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279653658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:37,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:37,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:37,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555368290] [2024-11-16 08:42:37,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:37,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:37,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:37,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:37,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:37,776 INFO L87 Difference]: Start difference. First operand 5142 states and 7175 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:37,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:37,989 INFO L93 Difference]: Finished difference Result 17626 states and 24753 transitions. [2024-11-16 08:42:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:37,989 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2024-11-16 08:42:37,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:38,037 INFO L225 Difference]: With dead ends: 17626 [2024-11-16 08:42:38,037 INFO L226 Difference]: Without dead ends: 12580 [2024-11-16 08:42:38,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:38,041 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 1013 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:38,041 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1013 Valid, 395 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:38,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12580 states. [2024-11-16 08:42:38,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12580 to 10706. [2024-11-16 08:42:38,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10706 states, 10705 states have (on average 1.3988790284913593) internal successors, (14975), 10705 states have internal predecessors, (14975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10706 states to 10706 states and 14975 transitions. [2024-11-16 08:42:38,123 INFO L78 Accepts]: Start accepts. Automaton has 10706 states and 14975 transitions. Word has length 122 [2024-11-16 08:42:38,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:38,123 INFO L471 AbstractCegarLoop]: Abstraction has 10706 states and 14975 transitions. [2024-11-16 08:42:38,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 10706 states and 14975 transitions. [2024-11-16 08:42:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-16 08:42:38,124 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:38,124 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:38,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-16 08:42:38,125 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:38,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:38,125 INFO L85 PathProgramCache]: Analyzing trace with hash -126485031, now seen corresponding path program 1 times [2024-11-16 08:42:38,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:38,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59725966] [2024-11-16 08:42:38,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:38,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:38,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59725966] [2024-11-16 08:42:38,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59725966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:38,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:38,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:38,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372296905] [2024-11-16 08:42:38,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:38,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:38,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:38,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:38,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:38,222 INFO L87 Difference]: Start difference. First operand 10706 states and 14975 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 6 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:38,444 INFO L93 Difference]: Finished difference Result 34214 states and 48049 transitions. [2024-11-16 08:42:38,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:38,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 6 states have internal predecessors, (123), 0 states have call successors, (0), 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 123 [2024-11-16 08:42:38,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:38,467 INFO L225 Difference]: With dead ends: 34214 [2024-11-16 08:42:38,468 INFO L226 Difference]: Without dead ends: 23604 [2024-11-16 08:42:38,479 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:38,479 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 925 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 925 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:38,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [925 Valid, 395 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:38,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23604 states. [2024-11-16 08:42:38,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23604 to 22354. [2024-11-16 08:42:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22354 states, 22353 states have (on average 1.400393683174518) internal successors, (31303), 22353 states have internal predecessors, (31303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22354 states to 22354 states and 31303 transitions. [2024-11-16 08:42:38,682 INFO L78 Accepts]: Start accepts. Automaton has 22354 states and 31303 transitions. Word has length 123 [2024-11-16 08:42:38,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:38,682 INFO L471 AbstractCegarLoop]: Abstraction has 22354 states and 31303 transitions. [2024-11-16 08:42:38,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 6 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,682 INFO L276 IsEmpty]: Start isEmpty. Operand 22354 states and 31303 transitions. [2024-11-16 08:42:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-16 08:42:38,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:38,684 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:38,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-16 08:42:38,684 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:38,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:38,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1451612421, now seen corresponding path program 1 times [2024-11-16 08:42:38,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:38,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432313922] [2024-11-16 08:42:38,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:38,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:38,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:38,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:38,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432313922] [2024-11-16 08:42:38,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432313922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:38,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:38,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:38,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187807174] [2024-11-16 08:42:38,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:38,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:38,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:38,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:38,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:38,729 INFO L87 Difference]: Start difference. First operand 22354 states and 31303 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:38,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:38,907 INFO L93 Difference]: Finished difference Result 56726 states and 79017 transitions. [2024-11-16 08:42:38,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:38,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 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 123 [2024-11-16 08:42:38,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:38,946 INFO L225 Difference]: With dead ends: 56726 [2024-11-16 08:42:38,947 INFO L226 Difference]: Without dead ends: 34468 [2024-11-16 08:42:38,966 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:38,967 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 84 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:38,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 457 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:38,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34468 states. [2024-11-16 08:42:39,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34468 to 34466. [2024-11-16 08:42:39,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34466 states, 34465 states have (on average 1.3692441607427825) internal successors, (47191), 34465 states have internal predecessors, (47191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34466 states to 34466 states and 47191 transitions. [2024-11-16 08:42:39,311 INFO L78 Accepts]: Start accepts. Automaton has 34466 states and 47191 transitions. Word has length 123 [2024-11-16 08:42:39,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:39,311 INFO L471 AbstractCegarLoop]: Abstraction has 34466 states and 47191 transitions. [2024-11-16 08:42:39,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 34466 states and 47191 transitions. [2024-11-16 08:42:39,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-16 08:42:39,313 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:39,313 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:39,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-16 08:42:39,313 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:39,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:39,314 INFO L85 PathProgramCache]: Analyzing trace with hash 529785758, now seen corresponding path program 1 times [2024-11-16 08:42:39,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:39,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298050196] [2024-11-16 08:42:39,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:39,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:39,390 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 08:42:39,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:39,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298050196] [2024-11-16 08:42:39,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298050196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:39,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:39,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:39,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26794196] [2024-11-16 08:42:39,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:39,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:39,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:39,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:39,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:39,392 INFO L87 Difference]: Start difference. First operand 34466 states and 47191 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:39,497 INFO L93 Difference]: Finished difference Result 67590 states and 92409 transitions. [2024-11-16 08:42:39,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:39,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2024-11-16 08:42:39,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:39,532 INFO L225 Difference]: With dead ends: 67590 [2024-11-16 08:42:39,533 INFO L226 Difference]: Without dead ends: 33220 [2024-11-16 08:42:39,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:39,559 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 98 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:39,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 419 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:39,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33220 states. [2024-11-16 08:42:39,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33220 to 30346. [2024-11-16 08:42:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30346 states, 30345 states have (on average 1.3695501730103807) internal successors, (41559), 30345 states have internal predecessors, (41559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30346 states to 30346 states and 41559 transitions. [2024-11-16 08:42:39,937 INFO L78 Accepts]: Start accepts. Automaton has 30346 states and 41559 transitions. Word has length 124 [2024-11-16 08:42:39,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:39,937 INFO L471 AbstractCegarLoop]: Abstraction has 30346 states and 41559 transitions. [2024-11-16 08:42:39,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 30346 states and 41559 transitions. [2024-11-16 08:42:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-16 08:42:39,938 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:39,938 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:39,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-16 08:42:39,939 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:39,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:39,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1173760537, now seen corresponding path program 1 times [2024-11-16 08:42:39,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:39,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613875602] [2024-11-16 08:42:39,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:39,985 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 08:42:39,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:39,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613875602] [2024-11-16 08:42:39,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613875602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:39,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:39,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:39,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735642496] [2024-11-16 08:42:39,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:39,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:39,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:39,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:39,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:39,987 INFO L87 Difference]: Start difference. First operand 30346 states and 41559 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:40,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:40,096 INFO L93 Difference]: Finished difference Result 61390 states and 84121 transitions. [2024-11-16 08:42:40,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:40,097 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 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 125 [2024-11-16 08:42:40,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:40,129 INFO L225 Difference]: With dead ends: 61390 [2024-11-16 08:42:40,129 INFO L226 Difference]: Without dead ends: 31140 [2024-11-16 08:42:40,150 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:40,150 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 113 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:40,150 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 334 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:40,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31140 states. [2024-11-16 08:42:40,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31140 to 31138. [2024-11-16 08:42:40,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31138 states, 31137 states have (on average 1.3580948710537304) internal successors, (42287), 31137 states have internal predecessors, (42287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31138 states to 31138 states and 42287 transitions. [2024-11-16 08:42:40,394 INFO L78 Accepts]: Start accepts. Automaton has 31138 states and 42287 transitions. Word has length 125 [2024-11-16 08:42:40,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:40,394 INFO L471 AbstractCegarLoop]: Abstraction has 31138 states and 42287 transitions. [2024-11-16 08:42:40,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 31138 states and 42287 transitions. [2024-11-16 08:42:40,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-16 08:42:40,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:40,395 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:40,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-16 08:42:40,477 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:40,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:40,477 INFO L85 PathProgramCache]: Analyzing trace with hash -357344298, now seen corresponding path program 1 times [2024-11-16 08:42:40,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:40,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767419938] [2024-11-16 08:42:40,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:40,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:40,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:40,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767419938] [2024-11-16 08:42:40,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767419938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:40,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:40,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:40,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070871372] [2024-11-16 08:42:40,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:40,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:40,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:40,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:40,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:40,561 INFO L87 Difference]: Start difference. First operand 31138 states and 42287 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:40,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:40,652 INFO L93 Difference]: Finished difference Result 60418 states and 81801 transitions. [2024-11-16 08:42:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:40,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 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 125 [2024-11-16 08:42:40,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:40,680 INFO L225 Difference]: With dead ends: 60418 [2024-11-16 08:42:40,680 INFO L226 Difference]: Without dead ends: 29376 [2024-11-16 08:42:40,699 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:40,700 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 91 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:40,700 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 419 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:40,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29376 states. [2024-11-16 08:42:40,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29376 to 28726. [2024-11-16 08:42:40,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28726 states, 28725 states have (on average 1.3434638816362054) internal successors, (38591), 28725 states have internal predecessors, (38591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28726 states to 28726 states and 38591 transitions. [2024-11-16 08:42:40,934 INFO L78 Accepts]: Start accepts. Automaton has 28726 states and 38591 transitions. Word has length 125 [2024-11-16 08:42:40,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:40,934 INFO L471 AbstractCegarLoop]: Abstraction has 28726 states and 38591 transitions. [2024-11-16 08:42:40,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:40,935 INFO L276 IsEmpty]: Start isEmpty. Operand 28726 states and 38591 transitions. [2024-11-16 08:42:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-16 08:42:40,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:40,935 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:40,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-16 08:42:40,935 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:40,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:40,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1648240455, now seen corresponding path program 1 times [2024-11-16 08:42:40,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:40,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978134690] [2024-11-16 08:42:40,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:40,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:41,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:41,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:41,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978134690] [2024-11-16 08:42:41,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978134690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:41,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:41,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:41,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595557525] [2024-11-16 08:42:41,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:41,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:41,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:41,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:41,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:41,014 INFO L87 Difference]: Start difference. First operand 28726 states and 38591 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:41,103 INFO L93 Difference]: Finished difference Result 55678 states and 74521 transitions. [2024-11-16 08:42:41,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:41,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 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 126 [2024-11-16 08:42:41,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:41,125 INFO L225 Difference]: With dead ends: 55678 [2024-11-16 08:42:41,126 INFO L226 Difference]: Without dead ends: 27048 [2024-11-16 08:42:41,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:41,144 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 84 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:41,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 422 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:41,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27048 states. [2024-11-16 08:42:41,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27048 to 26566. [2024-11-16 08:42:41,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26566 states, 26565 states have (on average 1.3262187088274044) internal successors, (35231), 26565 states have internal predecessors, (35231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26566 states to 26566 states and 35231 transitions. [2024-11-16 08:42:41,413 INFO L78 Accepts]: Start accepts. Automaton has 26566 states and 35231 transitions. Word has length 126 [2024-11-16 08:42:41,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:41,414 INFO L471 AbstractCegarLoop]: Abstraction has 26566 states and 35231 transitions. [2024-11-16 08:42:41,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 26566 states and 35231 transitions. [2024-11-16 08:42:41,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-16 08:42:41,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:41,414 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:41,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-16 08:42:41,414 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:41,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:41,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1779420542, now seen corresponding path program 1 times [2024-11-16 08:42:41,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:41,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608027127] [2024-11-16 08:42:41,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:41,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:41,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:41,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608027127] [2024-11-16 08:42:41,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608027127] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:41,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:41,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:41,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480489591] [2024-11-16 08:42:41,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:41,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:41,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:41,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:41,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:41,506 INFO L87 Difference]: Start difference. First operand 26566 states and 35231 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:41,588 INFO L93 Difference]: Finished difference Result 51358 states and 67801 transitions. [2024-11-16 08:42:41,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:41,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 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 127 [2024-11-16 08:42:41,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:41,608 INFO L225 Difference]: With dead ends: 51358 [2024-11-16 08:42:41,608 INFO L226 Difference]: Without dead ends: 24888 [2024-11-16 08:42:41,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:41,625 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 77 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:41,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 425 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:41,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24888 states. [2024-11-16 08:42:41,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24888 to 24406. [2024-11-16 08:42:41,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24406 states, 24405 states have (on average 1.305920917844704) internal successors, (31871), 24405 states have internal predecessors, (31871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24406 states to 24406 states and 31871 transitions. [2024-11-16 08:42:41,799 INFO L78 Accepts]: Start accepts. Automaton has 24406 states and 31871 transitions. Word has length 127 [2024-11-16 08:42:41,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:41,799 INFO L471 AbstractCegarLoop]: Abstraction has 24406 states and 31871 transitions. [2024-11-16 08:42:41,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 24406 states and 31871 transitions. [2024-11-16 08:42:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-16 08:42:41,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:41,800 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:41,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-16 08:42:41,800 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:41,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:41,800 INFO L85 PathProgramCache]: Analyzing trace with hash 337976627, now seen corresponding path program 1 times [2024-11-16 08:42:41,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:41,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985750618] [2024-11-16 08:42:41,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:41,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:41,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:41,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985750618] [2024-11-16 08:42:41,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985750618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:41,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:41,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:41,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573844219] [2024-11-16 08:42:41,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:41,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:41,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:41,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:41,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:41,987 INFO L87 Difference]: Start difference. First operand 24406 states and 31871 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,096 INFO L93 Difference]: Finished difference Result 63666 states and 83393 transitions. [2024-11-16 08:42:42,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:42,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 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 128 [2024-11-16 08:42:42,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,135 INFO L225 Difference]: With dead ends: 63666 [2024-11-16 08:42:42,136 INFO L226 Difference]: Without dead ends: 39356 [2024-11-16 08:42:42,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:42,157 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 65 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 426 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:42,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39356 states. [2024-11-16 08:42:42,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39356 to 37114. [2024-11-16 08:42:42,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37114 states, 37113 states have (on average 1.3047449680704875) internal successors, (48423), 37113 states have internal predecessors, (48423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37114 states to 37114 states and 48423 transitions. [2024-11-16 08:42:42,585 INFO L78 Accepts]: Start accepts. Automaton has 37114 states and 48423 transitions. Word has length 128 [2024-11-16 08:42:42,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:42,585 INFO L471 AbstractCegarLoop]: Abstraction has 37114 states and 48423 transitions. [2024-11-16 08:42:42,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 37114 states and 48423 transitions. [2024-11-16 08:42:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-16 08:42:42,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:42,586 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:42,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-16 08:42:42,586 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:42,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash 677796623, now seen corresponding path program 1 times [2024-11-16 08:42:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647503671] [2024-11-16 08:42:42,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:42,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:42,851 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 08:42:42,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:42,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647503671] [2024-11-16 08:42:42,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647503671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:42,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:42,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:42,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70572101] [2024-11-16 08:42:42,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:42,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 08:42:42,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:42,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 08:42:42,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 08:42:42,853 INFO L87 Difference]: Start difference. First operand 37114 states and 48423 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,945 INFO L93 Difference]: Finished difference Result 38076 states and 49576 transitions. [2024-11-16 08:42:42,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 08:42:42,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 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 129 [2024-11-16 08:42:42,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,984 INFO L225 Difference]: With dead ends: 38076 [2024-11-16 08:42:42,984 INFO L226 Difference]: Without dead ends: 38074 [2024-11-16 08:42:42,995 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 08:42:42,996 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 963 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 963 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:43,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38074 states. [2024-11-16 08:42:43,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38074 to 38074. [2024-11-16 08:42:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38074 states, 38073 states have (on average 1.2911774748509441) internal successors, (49159), 38073 states have internal predecessors, (49159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38074 states to 38074 states and 49159 transitions. [2024-11-16 08:42:43,380 INFO L78 Accepts]: Start accepts. Automaton has 38074 states and 49159 transitions. Word has length 129 [2024-11-16 08:42:43,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:43,381 INFO L471 AbstractCegarLoop]: Abstraction has 38074 states and 49159 transitions. [2024-11-16 08:42:43,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,381 INFO L276 IsEmpty]: Start isEmpty. Operand 38074 states and 49159 transitions. [2024-11-16 08:42:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-16 08:42:43,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:43,384 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:43,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-16 08:42:43,385 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:43,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:43,385 INFO L85 PathProgramCache]: Analyzing trace with hash 207188863, now seen corresponding path program 1 times [2024-11-16 08:42:43,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:43,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696904069] [2024-11-16 08:42:43,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:43,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:43,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696904069] [2024-11-16 08:42:43,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696904069] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 08:42:43,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623505087] [2024-11-16 08:42:43,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:42:43,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:42:43,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 08:42:43,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 08:42:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:44,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-16 08:42:44,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 08:42:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:44,982 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 08:42:45,704 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:45,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623505087] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 08:42:45,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 08:42:45,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 10] total 31 [2024-11-16 08:42:45,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407010546] [2024-11-16 08:42:45,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 08:42:45,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-16 08:42:45,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:45,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-16 08:42:45,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=843, Unknown=0, NotChecked=0, Total=930 [2024-11-16 08:42:45,707 INFO L87 Difference]: Start difference. First operand 38074 states and 49159 transitions. Second operand has 31 states, 31 states have (on average 14.35483870967742) internal successors, (445), 31 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)