./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+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8381803db0f296b6c475c94ca7dd8f9a2c79c383b82b37638a653c8556f3f15c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:41:46,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:41:46,947 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:41:46,951 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:41:46,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:41:46,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:41:46,980 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:41:46,981 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:41:46,981 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:41:46,982 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:41:46,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:41:46,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:41:46,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:41:46,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:41:46,984 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:41:46,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:41:46,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:41:46,986 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:41:46,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:41:46,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:41:46,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:41:46,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:41:46,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:41:46,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:41:46,992 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:41:46,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:41:46,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:41:46,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:41:46,993 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:41:46,994 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:41:46,994 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:41:46,995 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:41:46,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:41:46,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:41:46,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:41:46,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:41:46,996 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:41:46,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:41:46,997 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:41:46,997 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:41:46,997 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:41:46,997 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:41:46,998 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8381803db0f296b6c475c94ca7dd8f9a2c79c383b82b37638a653c8556f3f15c [2024-11-16 08:41:47,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:41:47,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:41:47,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:41:47,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:41:47,284 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:41:47,285 INFO L431 ainManager$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+lhb-reducer.c [2024-11-16 08:41:48,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:41:49,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:41:49,009 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2024-11-16 08:41:49,035 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b85b18f7/31f6f53693494c45a4970112481fd9f6/FLAGb42e63215 [2024-11-16 08:41:49,049 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b85b18f7/31f6f53693494c45a4970112481fd9f6 [2024-11-16 08:41:49,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:41:49,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:41:49,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:41:49,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:41:49,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:41:49,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:49" (1/1) ... [2024-11-16 08:41:49,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4b71da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:49, skipping insertion in model container [2024-11-16 08:41:49,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:49" (1/1) ... [2024-11-16 08:41:49,145 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:41:49,500 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+lhb-reducer.c[11561,11574] [2024-11-16 08:41:49,527 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+lhb-reducer.c[15618,15631] [2024-11-16 08:41:49,539 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+lhb-reducer.c[16839,16852] [2024-11-16 08:41:49,546 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+lhb-reducer.c[17545,17558] [2024-11-16 08:41:49,568 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+lhb-reducer.c[19131,19144] [2024-11-16 08:41:49,578 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+lhb-reducer.c[19837,19850] [2024-11-16 08:41:49,591 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+lhb-reducer.c[20908,20921] [2024-11-16 08:41:49,606 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+lhb-reducer.c[23398,23411] [2024-11-16 08:41:49,613 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+lhb-reducer.c[24107,24120] [2024-11-16 08:41:49,625 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+lhb-reducer.c[25144,25157] [2024-11-16 08:41:49,650 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+lhb-reducer.c[27082,27095] [2024-11-16 08:41:49,693 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+lhb-reducer.c[31116,31129] [2024-11-16 08:41:49,700 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+lhb-reducer.c[31825,31838] [2024-11-16 08:41:49,709 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+lhb-reducer.c[32899,32912] [2024-11-16 08:41:49,728 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+lhb-reducer.c[34874,34887] [2024-11-16 08:41:49,775 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+lhb-reducer.c[38255,38268] [2024-11-16 08:41:49,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:41:49,963 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:41:49,999 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+lhb-reducer.c[11561,11574] [2024-11-16 08:41:50,009 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+lhb-reducer.c[15618,15631] [2024-11-16 08:41:50,013 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+lhb-reducer.c[16839,16852] [2024-11-16 08:41:50,017 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+lhb-reducer.c[17545,17558] [2024-11-16 08:41:50,022 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+lhb-reducer.c[19131,19144] [2024-11-16 08:41:50,025 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+lhb-reducer.c[19837,19850] [2024-11-16 08:41:50,029 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+lhb-reducer.c[20908,20921] [2024-11-16 08:41:50,038 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+lhb-reducer.c[23398,23411] [2024-11-16 08:41:50,041 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+lhb-reducer.c[24107,24120] [2024-11-16 08:41:50,047 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+lhb-reducer.c[25144,25157] [2024-11-16 08:41:50,054 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+lhb-reducer.c[27082,27095] [2024-11-16 08:41:50,068 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+lhb-reducer.c[31116,31129] [2024-11-16 08:41:50,072 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+lhb-reducer.c[31825,31838] [2024-11-16 08:41:50,077 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+lhb-reducer.c[32899,32912] [2024-11-16 08:41:50,085 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+lhb-reducer.c[34874,34887] [2024-11-16 08:41:50,096 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+lhb-reducer.c[38255,38268] [2024-11-16 08:41:50,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:41:50,226 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:41:50,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50 WrapperNode [2024-11-16 08:41:50,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:41:50,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:41:50,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:41:50,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:41:50,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,360 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3756 [2024-11-16 08:41:50,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:41:50,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:41:50,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:41:50,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:41:50,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,384 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,437 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 08:41:50,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,462 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:41:50,487 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:41:50,487 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:41:50,487 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:41:50,488 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (1/1) ... [2024-11-16 08:41:50,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:41:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:41:50,521 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 08:41:50,528 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 08:41:50,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:41:50,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:41:50,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:41:50,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:41:50,763 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:41:50,765 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:41:52,741 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3537: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~33#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2150: havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~18#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4595: havoc main_~node5____CPAchecker_TMP_0~10#1;havoc main_~node5__m5~26#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4397: havoc main_~node3____CPAchecker_TMP_0~3#1;havoc main_~node3__m3~7#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1689: havoc main_~check__tmp~13#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3143: havoc main_~node5____CPAchecker_TMP_0~2#1;havoc main_~node5__m5~18#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5193: havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~51#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5061: havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~50#1; [2024-11-16 08:41:52,742 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L437: havoc main_~node5__m5~1#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__m4~0#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3741: havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~35#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3609: havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~34#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5130: havoc main_~node4____CPAchecker_TMP_0~7#1;havoc main_~node4__m4~15#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2025: havoc main_~node3__m3~4#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5659: havoc main_~node5____CPAchecker_TMP_0~16#1;havoc main_~node5__m5~32#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1167: havoc main_~node5__m5~4#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1762: havoc main_~node5__m5~8#1; [2024-11-16 08:41:52,743 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3678: havoc main_~node4____CPAchecker_TMP_0~3#1;havoc main_~node4__m4~11#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4207: havoc main_~node5____CPAchecker_TMP_0~8#1;havoc main_~node5__m5~24#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L772: havoc main_~node3____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L376: 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 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5265: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~52#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1897: havoc main_~check__tmp~16#1;havoc main_~node5__m5~9#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3813: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~36#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2624: havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~24#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2558: havoc main_~node3__m3~5#1; [2024-11-16 08:41:52,744 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1832: havoc main_~check__tmp~15#1; [2024-11-16 08:41:52,745 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2229: havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~19#1; [2024-11-16 08:41:52,745 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1040: havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-16 08:41:52,745 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1305: havoc main_~node5__m5~5#1; [2024-11-16 08:41:52,745 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L513: havoc main_~node2__m2~2#1; [2024-11-16 08:41:52,746 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4477: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~43#1; [2024-11-16 08:41:52,746 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2099: havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~17#1; [2024-11-16 08:41:52,746 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4414: havoc main_~node4____CPAchecker_TMP_0~5#1;havoc main_~node4__m4~13#1; [2024-11-16 08:41:52,746 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4943: havoc main_~node5____CPAchecker_TMP_0~12#1;havoc main_~node5__m5~28#1; [2024-11-16 08:41:52,746 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1376: havoc main_~check__tmp~9#1; [2024-11-16 08:41:52,747 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3491: havoc main_~node5____CPAchecker_TMP_0~4#1;havoc main_~node5__m5~20#1; [2024-11-16 08:41:52,747 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L254: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-16 08:41:52,747 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4549: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~44#1; [2024-11-16 08:41:52,747 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1577: havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~11#1; [2024-11-16 08:41:52,747 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5541: havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~55#1; [2024-11-16 08:41:52,747 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L322: havoc main_~node5____CPAchecker_TMP_0~0#1;havoc main_~node5__m5~0#1; [2024-11-16 08:41:52,748 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2040: havoc main_~node4__m4~6#1; [2024-11-16 08:41:52,748 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3097: havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~28#1; [2024-11-16 08:41:52,748 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2899: havoc main_~node5__m5~17#1; [2024-11-16 08:41:52,748 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4089: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~39#1; [2024-11-16 08:41:52,748 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5147: havoc main_~node5____CPAchecker_TMP_0~13#1;havoc main_~node5__m5~29#1; [2024-11-16 08:41:52,749 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5478: havoc main_~node4____CPAchecker_TMP_0~8#1;havoc main_~node4__m4~16#1; [2024-11-16 08:41:52,749 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2373: havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~21#1; [2024-11-16 08:41:52,749 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3695: havoc main_~node5____CPAchecker_TMP_0~5#1;havoc main_~node5__m5~21#1; [2024-11-16 08:41:52,749 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L392: havoc main_~node2__m2~1#1; [2024-11-16 08:41:52,749 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4026: havoc main_~node4____CPAchecker_TMP_0~4#1;havoc main_~node4__m4~12#1; [2024-11-16 08:41:52,749 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2573: havoc main_~node4__m4~8#1; [2024-11-16 08:41:52,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5613: havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~56#1; [2024-11-16 08:41:52,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1452: havoc main_~node3__m3~3#1; [2024-11-16 08:41:52,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4161: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~40#1; [2024-11-16 08:41:52,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2840: havoc main_~check__tmp~27#1;havoc main_~node5__m5~16#1; [2024-11-16 08:41:52,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L528: havoc main_~node3__m3~2#1; [2024-11-16 08:41:52,750 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L727: havoc main_~node4____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:52,751 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4825: havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~47#1; [2024-11-16 08:41:52,751 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L862: havoc main_~node1____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:52,751 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1655: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~12#1; [2024-11-16 08:41:52,751 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3373: havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~31#1; [2024-11-16 08:41:52,751 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4431: havoc main_~node5____CPAchecker_TMP_0~9#1;havoc main_~node5__m5~25#1; [2024-11-16 08:41:52,751 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L996: havoc main_~node5__m5~3#1; [2024-11-16 08:41:52,752 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4762: havoc main_~node4____CPAchecker_TMP_0~6#1;havoc main_~node4__m4~14#1; [2024-11-16 08:41:52,752 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5357: havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~53#1; [2024-11-16 08:41:52,752 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1526: havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~10#1; [2024-11-16 08:41:52,752 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__m2~0#1; [2024-11-16 08:41:52,752 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3310: havoc main_~node4____CPAchecker_TMP_0~2#1;havoc main_~node4__m4~10#1; [2024-11-16 08:41:52,752 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1262: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1; [2024-11-16 08:41:52,753 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2055: havoc main_~node5__m5~10#1; [2024-11-16 08:41:52,753 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3905: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~37#1; [2024-11-16 08:41:52,753 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4897: havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~48#1; [2024-11-16 08:41:52,753 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3445: havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~32#1; [2024-11-16 08:41:52,753 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2322: havoc main_~node4__m4~7#1; [2024-11-16 08:41:52,753 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L407: havoc main_~node3__m3~1#1; [2024-11-16 08:41:52,754 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2588: havoc main_~node5__m5~14#1; [2024-11-16 08:41:52,754 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5495: havoc main_~node5____CPAchecker_TMP_0~15#1;havoc main_~node5__m5~31#1; [2024-11-16 08:41:52,754 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5429: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~54#1; [2024-11-16 08:41:52,754 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2193: havoc main_~node5__m5~11#1; [2024-11-16 08:41:52,754 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4043: havoc main_~node5____CPAchecker_TMP_0~7#1;havoc main_~node5__m5~23#1; [2024-11-16 08:41:52,754 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3977: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~38#1; [2024-11-16 08:41:52,755 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1467: havoc main_~node4__m4~4#1; [2024-11-16 08:41:52,755 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1798: havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~14#1; [2024-11-16 08:41:52,755 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2723: havoc main_~check__tmp~26#1;havoc main_~node5__m5~15#1; [2024-11-16 08:41:52,755 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L543: havoc main_~node4__m4~2#1; [2024-11-16 08:41:52,755 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2658: havoc main_~check__tmp~25#1; [2024-11-16 08:41:52,755 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4641: havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~45#1; [2024-11-16 08:41:52,756 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2264: havoc main_~check__tmp~20#1; [2024-11-16 08:41:52,756 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3189: havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~29#1; [2024-11-16 08:41:52,756 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1341: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-16 08:41:52,756 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4380: havoc main_~node2____CPAchecker_TMP_0~2#1;havoc main_~node2__m2~4#1; [2024-11-16 08:41:52,756 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L682: havoc main_~node5____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:52,756 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1211: havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2024-11-16 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4779: havoc main_~node5____CPAchecker_TMP_0~11#1;havoc main_~node5__m5~27#1; [2024-11-16 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4713: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~46#1; [2024-11-16 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L948: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-16 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L618: 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 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5705: 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 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L288: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__m3~0#1; [2024-11-16 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3327: havoc main_~node5____CPAchecker_TMP_0~3#1;havoc main_~node5__m5~19#1; [2024-11-16 08:41:52,757 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3261: havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~30#1; [2024-11-16 08:41:52,758 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L817: havoc main_~node2____CPAchecker_TMP_0~1#1; [2024-11-16 08:41:52,758 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2337: havoc main_~node5__m5~12#1; [2024-11-16 08:41:52,758 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4253: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~41#1; [2024-11-16 08:41:52,758 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2800: havoc main_~node4__m4~9#1; [2024-11-16 08:41:52,758 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L422: havoc main_~node4__m4~1#1; [2024-11-16 08:41:52,759 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5311: havoc main_~node5____CPAchecker_TMP_0~14#1;havoc main_~node5__m5~30#1; [2024-11-16 08:41:52,759 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5113: havoc main_~node3____CPAchecker_TMP_0~4#1;havoc main_~node3__m3~8#1; [2024-11-16 08:41:52,760 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3859: havoc main_~node5____CPAchecker_TMP_0~6#1;havoc main_~node5__m5~22#1; [2024-11-16 08:41:52,760 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3661: havoc main_~node3____CPAchecker_TMP_0~2#1;havoc main_~node3__m3~6#1; [2024-11-16 08:41:52,760 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2010: havoc main_~node2__m2~3#1; [2024-11-16 08:41:52,760 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1482: havoc main_~node5__m5~6#1; [2024-11-16 08:41:52,760 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2473: havoc main_~check__tmp~23#1;havoc main_~node5__m5~13#1; [2024-11-16 08:41:52,761 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1152: havoc main_~node4__m4~3#1; [2024-11-16 08:41:52,761 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1747: havoc main_~node4__m4~5#1; [2024-11-16 08:41:52,761 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L5777: 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; [2024-11-16 08:41:52,761 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L558: havoc main_~node5__m5~2#1; [2024-11-16 08:41:52,761 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2408: havoc main_~check__tmp~22#1; [2024-11-16 08:41:52,761 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4325: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~42#1; [2024-11-16 08:41:52,762 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1619: havoc main_~node5__m5~7#1; [2024-11-16 08:41:52,763 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L1091: havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-16 08:41:52,763 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L4989: havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~49#1; [2024-11-16 08:41:52,763 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L497: 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 08:41:52,925 INFO L? ?]: Removed 602 outVars from TransFormulas that were not future-live. [2024-11-16 08:41:52,925 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:41:52,963 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:41:52,967 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:41:52,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:41:52 BoogieIcfgContainer [2024-11-16 08:41:52,968 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:41:52,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:41:52,970 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:41:52,974 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:41:52,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:41:49" (1/3) ... [2024-11-16 08:41:52,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352d5ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:41:52, skipping insertion in model container [2024-11-16 08:41:52,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:50" (2/3) ... [2024-11-16 08:41:52,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352d5ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:41:52, skipping insertion in model container [2024-11-16 08:41:52,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:41:52" (3/3) ... [2024-11-16 08:41:52,978 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2024-11-16 08:41:52,994 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:41:52,995 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-11-16 08:41:53,084 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:41:53,092 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;@6048bdce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:41:53,093 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-11-16 08:41:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 648 states, 631 states have (on average 1.8225039619651346) internal successors, (1150), 647 states have internal predecessors, (1150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-16 08:41:53,119 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:53,119 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:41:53,123 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:53,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:53,128 INFO L85 PathProgramCache]: Analyzing trace with hash 472119418, now seen corresponding path program 1 times [2024-11-16 08:41:53,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:53,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752064514] [2024-11-16 08:41:53,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:53,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:53,746 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 08:41:53,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:53,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752064514] [2024-11-16 08:41:53,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752064514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:53,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:53,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:53,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112588307] [2024-11-16 08:41:53,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:53,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:53,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:53,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:53,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:53,783 INFO L87 Difference]: Start difference. First operand has 648 states, 631 states have (on average 1.8225039619651346) internal successors, (1150), 647 states have internal predecessors, (1150), 0 states have call successors, (0), 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 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:54,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:54,271 INFO L93 Difference]: Finished difference Result 998 states and 1714 transitions. [2024-11-16 08:41:54,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:54,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-11-16 08:41:54,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:54,290 INFO L225 Difference]: With dead ends: 998 [2024-11-16 08:41:54,290 INFO L226 Difference]: Without dead ends: 504 [2024-11-16 08:41:54,296 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 08:41:54,301 INFO L432 NwaCegarLoop]: 595 mSDtfsCounter, 2546 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2546 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:54,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2546 Valid, 609 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:41:54,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-11-16 08:41:54,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2024-11-16 08:41:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 488 states have (on average 1.305327868852459) internal successors, (637), 503 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:54,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 637 transitions. [2024-11-16 08:41:54,368 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 637 transitions. Word has length 72 [2024-11-16 08:41:54,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:54,370 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 637 transitions. [2024-11-16 08:41:54,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 637 transitions. [2024-11-16 08:41:54,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-16 08:41:54,373 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:54,373 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 08:41:54,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:41:54,373 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:54,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:54,374 INFO L85 PathProgramCache]: Analyzing trace with hash 896658009, now seen corresponding path program 1 times [2024-11-16 08:41:54,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:54,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279292924] [2024-11-16 08:41:54,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:54,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:41:54,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:54,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279292924] [2024-11-16 08:41:54,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279292924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:54,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:54,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:54,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238528317] [2024-11-16 08:41:54,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:54,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:54,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:54,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:54,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:54,591 INFO L87 Difference]: Start difference. First operand 504 states and 637 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 08:41:54,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:54,919 INFO L93 Difference]: Finished difference Result 845 states and 1096 transitions. [2024-11-16 08:41:54,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:54,919 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 08:41:54,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:54,922 INFO L225 Difference]: With dead ends: 845 [2024-11-16 08:41:54,922 INFO L226 Difference]: Without dead ends: 452 [2024-11-16 08:41:54,927 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 08:41:54,930 INFO L432 NwaCegarLoop]: 318 mSDtfsCounter, 1644 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1644 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:54,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1644 Valid, 346 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:41:54,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2024-11-16 08:41:54,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 452. [2024-11-16 08:41:54,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 436 states have (on average 1.3211009174311927) internal successors, (576), 451 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:54,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 576 transitions. [2024-11-16 08:41:54,944 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 576 transitions. Word has length 73 [2024-11-16 08:41:54,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:54,945 INFO L471 AbstractCegarLoop]: Abstraction has 452 states and 576 transitions. [2024-11-16 08:41:54,945 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 08:41:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 576 transitions. [2024-11-16 08:41:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-16 08:41:54,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:54,947 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:41:54,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:41:54,948 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:54,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:54,948 INFO L85 PathProgramCache]: Analyzing trace with hash 653135202, now seen corresponding path program 1 times [2024-11-16 08:41:54,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:54,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99529030] [2024-11-16 08:41:54,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:54,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:55,158 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 08:41:55,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:55,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99529030] [2024-11-16 08:41:55,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99529030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:55,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:55,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:55,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449411263] [2024-11-16 08:41:55,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:55,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:55,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:55,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:55,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:55,162 INFO L87 Difference]: Start difference. First operand 452 states and 576 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:55,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:55,439 INFO L93 Difference]: Finished difference Result 793 states and 1034 transitions. [2024-11-16 08:41:55,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:55,439 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2024-11-16 08:41:55,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:55,443 INFO L225 Difference]: With dead ends: 793 [2024-11-16 08:41:55,443 INFO L226 Difference]: Without dead ends: 417 [2024-11-16 08:41:55,444 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 08:41:55,446 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 1550 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:55,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1550 Valid, 323 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:41:55,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2024-11-16 08:41:55,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 417. [2024-11-16 08:41:55,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 401 states have (on average 1.3366583541147132) internal successors, (536), 416 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 08:41:55,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 536 transitions. [2024-11-16 08:41:55,464 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 536 transitions. Word has length 74 [2024-11-16 08:41:55,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:55,464 INFO L471 AbstractCegarLoop]: Abstraction has 417 states and 536 transitions. [2024-11-16 08:41:55,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 536 transitions. [2024-11-16 08:41:55,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-16 08:41:55,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:55,469 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 08:41:55,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:41:55,470 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:55,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:55,470 INFO L85 PathProgramCache]: Analyzing trace with hash -964269439, now seen corresponding path program 1 times [2024-11-16 08:41:55,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:55,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364684028] [2024-11-16 08:41:55,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:55,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:55,665 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 08:41:55,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:55,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364684028] [2024-11-16 08:41:55,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364684028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:55,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:55,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:55,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666468490] [2024-11-16 08:41:55,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:55,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:55,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:55,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:55,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:55,668 INFO L87 Difference]: Start difference. First operand 417 states and 536 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 08:41:55,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:55,937 INFO L93 Difference]: Finished difference Result 758 states and 993 transitions. [2024-11-16 08:41:55,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:55,938 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 08:41:55,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:55,940 INFO L225 Difference]: With dead ends: 758 [2024-11-16 08:41:55,941 INFO L226 Difference]: Without dead ends: 401 [2024-11-16 08:41:55,941 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 08:41:55,943 INFO L432 NwaCegarLoop]: 293 mSDtfsCounter, 1480 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:55,946 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1480 Valid, 313 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:41:55,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2024-11-16 08:41:55,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 401. [2024-11-16 08:41:55,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 385 states have (on average 1.3428571428571427) internal successors, (517), 400 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:55,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 517 transitions. [2024-11-16 08:41:55,956 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 517 transitions. Word has length 75 [2024-11-16 08:41:55,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:55,957 INFO L471 AbstractCegarLoop]: Abstraction has 401 states and 517 transitions. [2024-11-16 08:41:55,957 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 08:41:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 517 transitions. [2024-11-16 08:41:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-16 08:41:55,959 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:55,959 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:41:55,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 08:41:55,960 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:55,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:55,961 INFO L85 PathProgramCache]: Analyzing trace with hash 968282058, now seen corresponding path program 1 times [2024-11-16 08:41:55,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:55,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564764610] [2024-11-16 08:41:55,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:55,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:56,119 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 08:41:56,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:56,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564764610] [2024-11-16 08:41:56,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564764610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:56,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:56,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:41:56,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136827379] [2024-11-16 08:41:56,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:56,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:41:56,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:56,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:41:56,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 08:41:56,123 INFO L87 Difference]: Start difference. First operand 401 states and 517 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:56,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:56,439 INFO L93 Difference]: Finished difference Result 742 states and 973 transitions. [2024-11-16 08:41:56,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:41:56,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2024-11-16 08:41:56,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:56,442 INFO L225 Difference]: With dead ends: 742 [2024-11-16 08:41:56,442 INFO L226 Difference]: Without dead ends: 396 [2024-11-16 08:41:56,443 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 08:41:56,444 INFO L432 NwaCegarLoop]: 250 mSDtfsCounter, 1425 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:56,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1425 Valid, 286 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:41:56,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2024-11-16 08:41:56,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 396. [2024-11-16 08:41:56,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3421052631578947) internal successors, (510), 395 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:56,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 510 transitions. [2024-11-16 08:41:56,452 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 510 transitions. Word has length 76 [2024-11-16 08:41:56,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:56,452 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 510 transitions. [2024-11-16 08:41:56,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:56,453 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 510 transitions. [2024-11-16 08:41:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:41:56,454 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:56,455 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] [2024-11-16 08:41:56,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 08:41:56,456 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:56,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:56,458 INFO L85 PathProgramCache]: Analyzing trace with hash -2069261975, now seen corresponding path program 1 times [2024-11-16 08:41:56,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:56,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27668005] [2024-11-16 08:41:56,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:56,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:56,837 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 08:41:56,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:56,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27668005] [2024-11-16 08:41:56,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27668005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:56,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:56,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:41:56,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666297384] [2024-11-16 08:41:56,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:56,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 08:41:56,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:56,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 08:41:56,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:41:56,841 INFO L87 Difference]: Start difference. First operand 396 states and 510 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 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 08:41:57,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:57,520 INFO L93 Difference]: Finished difference Result 769 states and 974 transitions. [2024-11-16 08:41:57,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:41:57,521 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 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 08:41:57,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:57,523 INFO L225 Difference]: With dead ends: 769 [2024-11-16 08:41:57,523 INFO L226 Difference]: Without dead ends: 553 [2024-11-16 08:41:57,524 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 08:41:57,524 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 2455 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 854 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2455 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:57,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2455 Valid, 911 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 854 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:41:57,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2024-11-16 08:41:57,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 396. [2024-11-16 08:41:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3394736842105264) internal successors, (509), 395 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 509 transitions. [2024-11-16 08:41:57,534 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 509 transitions. Word has length 77 [2024-11-16 08:41:57,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:57,534 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 509 transitions. [2024-11-16 08:41:57,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 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 08:41:57,534 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 509 transitions. [2024-11-16 08:41:57,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:41:57,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:57,536 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 08:41:57,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 08:41:57,536 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:57,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:57,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1015041525, now seen corresponding path program 1 times [2024-11-16 08:41:57,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:57,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186157041] [2024-11-16 08:41:57,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:57,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:58,005 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 08:41:58,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:58,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186157041] [2024-11-16 08:41:58,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186157041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:58,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:58,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:41:58,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136097745] [2024-11-16 08:41:58,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:58,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:41:58,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:58,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:41:58,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:41:58,009 INFO L87 Difference]: Start difference. First operand 396 states and 509 transitions. Second operand has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 11 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 08:41:59,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:41:59,074 INFO L93 Difference]: Finished difference Result 704 states and 913 transitions. [2024-11-16 08:41:59,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 08:41:59,074 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 11 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 08:41:59,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:41:59,077 INFO L225 Difference]: With dead ends: 704 [2024-11-16 08:41:59,077 INFO L226 Difference]: Without dead ends: 619 [2024-11-16 08:41:59,078 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2024-11-16 08:41:59,078 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 2107 mSDsluCounter, 1640 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2107 SdHoareTripleChecker+Valid, 1925 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:41:59,079 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2107 Valid, 1925 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:41:59,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2024-11-16 08:41:59,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 405. [2024-11-16 08:41:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 389 states have (on average 1.339331619537275) internal successors, (521), 404 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:41:59,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 521 transitions. [2024-11-16 08:41:59,087 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 521 transitions. Word has length 77 [2024-11-16 08:41:59,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:41:59,088 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 521 transitions. [2024-11-16 08:41:59,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 11 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 08:41:59,088 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 521 transitions. [2024-11-16 08:41:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:41:59,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:41:59,089 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 08:41:59,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 08:41:59,090 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:41:59,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:41:59,090 INFO L85 PathProgramCache]: Analyzing trace with hash -589160307, now seen corresponding path program 1 times [2024-11-16 08:41:59,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:41:59,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802697697] [2024-11-16 08:41:59,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:41:59,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:41:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:41:59,481 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 08:41:59,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:41:59,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802697697] [2024-11-16 08:41:59,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802697697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:41:59,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:41:59,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:41:59,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788767581] [2024-11-16 08:41:59,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:41:59,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:41:59,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:41:59,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:41:59,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:41:59,483 INFO L87 Difference]: Start difference. First operand 405 states and 521 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 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 08:42:00,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:00,437 INFO L93 Difference]: Finished difference Result 747 states and 977 transitions. [2024-11-16 08:42:00,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:00,437 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 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 08:42:00,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:00,440 INFO L225 Difference]: With dead ends: 747 [2024-11-16 08:42:00,440 INFO L226 Difference]: Without dead ends: 615 [2024-11-16 08:42:00,440 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 08:42:00,441 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 2071 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2071 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:00,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2071 Valid, 2229 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 08:42:00,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-11-16 08:42:00,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 396. [2024-11-16 08:42:00,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3368421052631578) internal successors, (508), 395 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 508 transitions. [2024-11-16 08:42:00,449 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 508 transitions. Word has length 77 [2024-11-16 08:42:00,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:00,449 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 508 transitions. [2024-11-16 08:42:00,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 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 08:42:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 508 transitions. [2024-11-16 08:42:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-16 08:42:00,451 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:00,451 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 08:42:00,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 08:42:00,453 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:00,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:00,453 INFO L85 PathProgramCache]: Analyzing trace with hash -47853157, now seen corresponding path program 1 times [2024-11-16 08:42:00,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:00,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316968585] [2024-11-16 08:42:00,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:00,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:00,766 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 08:42:00,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:00,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316968585] [2024-11-16 08:42:00,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316968585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:00,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:00,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:00,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805063356] [2024-11-16 08:42:00,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:00,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:00,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:00,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:00,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:00,768 INFO L87 Difference]: Start difference. First operand 396 states and 508 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 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 08:42:01,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:01,468 INFO L93 Difference]: Finished difference Result 683 states and 886 transitions. [2024-11-16 08:42:01,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:01,468 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 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 08:42:01,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:01,470 INFO L225 Difference]: With dead ends: 683 [2024-11-16 08:42:01,470 INFO L226 Difference]: Without dead ends: 603 [2024-11-16 08:42:01,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:01,473 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 2058 mSDsluCounter, 954 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 1242 SdHoareTripleChecker+Invalid, 952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:01,474 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2058 Valid, 1242 Invalid, 952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:01,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-11-16 08:42:01,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 396. [2024-11-16 08:42:01,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3342105263157895) internal successors, (507), 395 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:01,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 507 transitions. [2024-11-16 08:42:01,481 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 507 transitions. Word has length 77 [2024-11-16 08:42:01,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:01,482 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 507 transitions. [2024-11-16 08:42:01,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 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 08:42:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2024-11-16 08:42:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:01,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:01,483 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:01,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 08:42:01,483 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:01,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:01,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1391231639, now seen corresponding path program 1 times [2024-11-16 08:42:01,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:01,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5752701] [2024-11-16 08:42:01,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:01,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:01,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:01,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5752701] [2024-11-16 08:42:01,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5752701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:01,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:01,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:01,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471519078] [2024-11-16 08:42:01,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:01,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:01,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:01,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:01,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:01,889 INFO L87 Difference]: Start difference. First operand 396 states and 507 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 08:42:02,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:02,761 INFO L93 Difference]: Finished difference Result 713 states and 928 transitions. [2024-11-16 08:42:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:02,762 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 08:42:02,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:02,764 INFO L225 Difference]: With dead ends: 713 [2024-11-16 08:42:02,764 INFO L226 Difference]: Without dead ends: 611 [2024-11-16 08:42:02,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-16 08:42:02,765 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 2237 mSDsluCounter, 1472 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2237 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:02,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2237 Valid, 1813 Invalid, 1320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:02,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2024-11-16 08:42:02,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 396. [2024-11-16 08:42:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.331578947368421) internal successors, (506), 395 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 506 transitions. [2024-11-16 08:42:02,774 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 506 transitions. Word has length 79 [2024-11-16 08:42:02,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:02,774 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 506 transitions. [2024-11-16 08:42:02,775 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 08:42:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 506 transitions. [2024-11-16 08:42:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:02,776 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:02,776 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 08:42:02,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 08:42:02,776 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:02,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:02,778 INFO L85 PathProgramCache]: Analyzing trace with hash 354065175, now seen corresponding path program 1 times [2024-11-16 08:42:02,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:02,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433893823] [2024-11-16 08:42:02,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:03,116 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 08:42:03,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:03,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433893823] [2024-11-16 08:42:03,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433893823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:03,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:03,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:03,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251458887] [2024-11-16 08:42:03,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:03,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:03,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:03,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:03,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:03,119 INFO L87 Difference]: Start difference. First operand 396 states and 506 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 08:42:03,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:03,854 INFO L93 Difference]: Finished difference Result 683 states and 883 transitions. [2024-11-16 08:42:03,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:03,855 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 08:42:03,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:03,857 INFO L225 Difference]: With dead ends: 683 [2024-11-16 08:42:03,857 INFO L226 Difference]: Without dead ends: 603 [2024-11-16 08:42:03,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:03,859 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 2722 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2722 SdHoareTripleChecker+Valid, 1341 SdHoareTripleChecker+Invalid, 1006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:03,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2722 Valid, 1341 Invalid, 1006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:03,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-11-16 08:42:03,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 396. [2024-11-16 08:42:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3289473684210527) internal successors, (505), 395 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 505 transitions. [2024-11-16 08:42:03,870 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 505 transitions. Word has length 79 [2024-11-16 08:42:03,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:03,870 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 505 transitions. [2024-11-16 08:42:03,870 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 08:42:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 505 transitions. [2024-11-16 08:42:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:03,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:03,871 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 08:42:03,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 08:42:03,871 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:03,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:03,872 INFO L85 PathProgramCache]: Analyzing trace with hash 501783743, now seen corresponding path program 1 times [2024-11-16 08:42:03,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:03,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214267138] [2024-11-16 08:42:03,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:03,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:04,139 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 08:42:04,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:04,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214267138] [2024-11-16 08:42:04,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214267138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:04,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:04,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:04,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37611048] [2024-11-16 08:42:04,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:04,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:04,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:04,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:04,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:04,141 INFO L87 Difference]: Start difference. First operand 396 states and 505 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 08:42:04,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:04,905 INFO L93 Difference]: Finished difference Result 762 states and 985 transitions. [2024-11-16 08:42:04,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:04,905 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 08:42:04,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:04,909 INFO L225 Difference]: With dead ends: 762 [2024-11-16 08:42:04,909 INFO L226 Difference]: Without dead ends: 615 [2024-11-16 08:42:04,910 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 08:42:04,910 INFO L432 NwaCegarLoop]: 401 mSDtfsCounter, 2014 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2014 SdHoareTripleChecker+Valid, 1703 SdHoareTripleChecker+Invalid, 1246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:04,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2014 Valid, 1703 Invalid, 1246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:04,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-11-16 08:42:04,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 396. [2024-11-16 08:42:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3263157894736841) internal successors, (504), 395 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 504 transitions. [2024-11-16 08:42:04,938 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 504 transitions. Word has length 79 [2024-11-16 08:42:04,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:04,939 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 504 transitions. [2024-11-16 08:42:04,939 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 08:42:04,939 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 504 transitions. [2024-11-16 08:42:04,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:04,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:04,940 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 08:42:04,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 08:42:04,940 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:04,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:04,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1041923371, now seen corresponding path program 1 times [2024-11-16 08:42:04,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:04,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114465583] [2024-11-16 08:42:04,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:04,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:05,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:05,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114465583] [2024-11-16 08:42:05,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114465583] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:05,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:05,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:05,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528029557] [2024-11-16 08:42:05,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:05,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:05,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:05,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:05,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:05,426 INFO L87 Difference]: Start difference. First operand 396 states and 504 transitions. Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 11 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 08:42:06,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:06,630 INFO L93 Difference]: Finished difference Result 967 states and 1293 transitions. [2024-11-16 08:42:06,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:06,631 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 11 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 08:42:06,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:06,633 INFO L225 Difference]: With dead ends: 967 [2024-11-16 08:42:06,633 INFO L226 Difference]: Without dead ends: 865 [2024-11-16 08:42:06,634 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:06,635 INFO L432 NwaCegarLoop]: 442 mSDtfsCounter, 4048 mSDsluCounter, 1847 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4048 SdHoareTripleChecker+Valid, 2289 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:06,635 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4048 Valid, 2289 Invalid, 1902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-16 08:42:06,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2024-11-16 08:42:06,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 400. [2024-11-16 08:42:06,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.3229166666666667) internal successors, (508), 399 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:06,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 508 transitions. [2024-11-16 08:42:06,643 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 508 transitions. Word has length 79 [2024-11-16 08:42:06,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:06,644 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 508 transitions. [2024-11-16 08:42:06,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 11 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 08:42:06,644 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 508 transitions. [2024-11-16 08:42:06,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:06,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:06,645 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 08:42:06,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 08:42:06,646 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:06,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:06,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1507747111, now seen corresponding path program 1 times [2024-11-16 08:42:06,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:06,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237778574] [2024-11-16 08:42:06,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:06,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:07,004 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 08:42:07,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:07,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237778574] [2024-11-16 08:42:07,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237778574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:07,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:07,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:07,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957322683] [2024-11-16 08:42:07,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:07,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:07,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:07,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:07,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:07,006 INFO L87 Difference]: Start difference. First operand 400 states and 508 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 08:42:07,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:07,717 INFO L93 Difference]: Finished difference Result 687 states and 886 transitions. [2024-11-16 08:42:07,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:07,717 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 08:42:07,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:07,719 INFO L225 Difference]: With dead ends: 687 [2024-11-16 08:42:07,719 INFO L226 Difference]: Without dead ends: 607 [2024-11-16 08:42:07,720 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:07,720 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 2713 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 992 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2713 SdHoareTripleChecker+Valid, 1341 SdHoareTripleChecker+Invalid, 999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 992 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:07,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2713 Valid, 1341 Invalid, 999 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 992 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:07,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-16 08:42:07,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 400. [2024-11-16 08:42:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.3203125) internal successors, (507), 399 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 507 transitions. [2024-11-16 08:42:07,731 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 507 transitions. Word has length 79 [2024-11-16 08:42:07,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:07,731 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 507 transitions. [2024-11-16 08:42:07,731 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 08:42:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 507 transitions. [2024-11-16 08:42:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:07,733 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:07,733 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 08:42:07,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 08:42:07,733 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:07,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:07,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1086204626, now seen corresponding path program 1 times [2024-11-16 08:42:07,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:07,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060594422] [2024-11-16 08:42:07,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:07,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:08,088 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 08:42:08,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:08,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060594422] [2024-11-16 08:42:08,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060594422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:08,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:08,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:08,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065944180] [2024-11-16 08:42:08,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:08,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:08,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:08,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:08,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:08,091 INFO L87 Difference]: Start difference. First operand 400 states and 507 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 08:42:08,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:08,931 INFO L93 Difference]: Finished difference Result 704 states and 914 transitions. [2024-11-16 08:42:08,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:08,931 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 08:42:08,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:08,934 INFO L225 Difference]: With dead ends: 704 [2024-11-16 08:42:08,934 INFO L226 Difference]: Without dead ends: 611 [2024-11-16 08:42:08,936 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 08:42:08,937 INFO L432 NwaCegarLoop]: 376 mSDtfsCounter, 2165 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 1363 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2165 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:08,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2165 Valid, 1953 Invalid, 1370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1363 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:08,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2024-11-16 08:42:08,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 400. [2024-11-16 08:42:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.3177083333333333) internal successors, (506), 399 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 506 transitions. [2024-11-16 08:42:08,946 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 506 transitions. Word has length 79 [2024-11-16 08:42:08,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:08,946 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 506 transitions. [2024-11-16 08:42:08,946 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 08:42:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 506 transitions. [2024-11-16 08:42:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-16 08:42:08,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:08,948 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 08:42:08,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 08:42:08,948 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:08,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:08,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1535877103, now seen corresponding path program 1 times [2024-11-16 08:42:08,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:08,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927307157] [2024-11-16 08:42:08,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:08,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:09,222 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 08:42:09,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:09,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927307157] [2024-11-16 08:42:09,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927307157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:09,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:09,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:09,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889195822] [2024-11-16 08:42:09,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:09,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:09,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:09,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:09,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:09,227 INFO L87 Difference]: Start difference. First operand 400 states and 506 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 08:42:09,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:09,842 INFO L93 Difference]: Finished difference Result 683 states and 880 transitions. [2024-11-16 08:42:09,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:09,843 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 08:42:09,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:09,845 INFO L225 Difference]: With dead ends: 683 [2024-11-16 08:42:09,845 INFO L226 Difference]: Without dead ends: 607 [2024-11-16 08:42:09,845 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 08:42:09,846 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 2564 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2564 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 1051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:09,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2564 Valid, 1409 Invalid, 1051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1044 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:09,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-16 08:42:09,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 400. [2024-11-16 08:42:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.3151041666666667) internal successors, (505), 399 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 505 transitions. [2024-11-16 08:42:09,854 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 505 transitions. Word has length 79 [2024-11-16 08:42:09,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:09,854 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 505 transitions. [2024-11-16 08:42:09,855 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 08:42:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 505 transitions. [2024-11-16 08:42:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-16 08:42:09,856 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:09,856 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 08:42:09,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 08:42:09,856 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:09,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:09,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1774382491, now seen corresponding path program 1 times [2024-11-16 08:42:09,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:09,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389998257] [2024-11-16 08:42:09,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:09,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:10,145 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 08:42:10,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:10,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389998257] [2024-11-16 08:42:10,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389998257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:10,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:10,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:10,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022650526] [2024-11-16 08:42:10,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:10,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:10,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:10,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:10,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:10,148 INFO L87 Difference]: Start difference. First operand 400 states and 505 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 08:42:10,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:10,899 INFO L93 Difference]: Finished difference Result 713 states and 922 transitions. [2024-11-16 08:42:10,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:10,900 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 08:42:10,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:10,901 INFO L225 Difference]: With dead ends: 713 [2024-11-16 08:42:10,901 INFO L226 Difference]: Without dead ends: 611 [2024-11-16 08:42:10,902 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 08:42:10,902 INFO L432 NwaCegarLoop]: 443 mSDtfsCounter, 1544 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:10,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1544 Valid, 2045 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:10,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2024-11-16 08:42:10,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 396. [2024-11-16 08:42:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3157894736842106) internal successors, (500), 395 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 500 transitions. [2024-11-16 08:42:10,910 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 500 transitions. Word has length 80 [2024-11-16 08:42:10,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:10,910 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 500 transitions. [2024-11-16 08:42:10,910 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 08:42:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 500 transitions. [2024-11-16 08:42:10,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:10,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:10,911 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 08:42:10,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 08:42:10,912 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:10,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:10,912 INFO L85 PathProgramCache]: Analyzing trace with hash 202366847, now seen corresponding path program 1 times [2024-11-16 08:42:10,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:10,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513063372] [2024-11-16 08:42:10,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:10,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:11,154 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 08:42:11,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:11,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513063372] [2024-11-16 08:42:11,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513063372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:11,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:11,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:11,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57423362] [2024-11-16 08:42:11,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:11,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:11,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:11,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:11,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:11,155 INFO L87 Difference]: Start difference. First operand 396 states and 500 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 08:42:11,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:11,946 INFO L93 Difference]: Finished difference Result 719 states and 926 transitions. [2024-11-16 08:42:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:11,947 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 08:42:11,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:11,949 INFO L225 Difference]: With dead ends: 719 [2024-11-16 08:42:11,949 INFO L226 Difference]: Without dead ends: 611 [2024-11-16 08:42:11,949 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 08:42:11,949 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 1046 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1362 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 1367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:11,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 1853 Invalid, 1367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1362 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:11,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2024-11-16 08:42:11,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 396. [2024-11-16 08:42:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.313157894736842) internal successors, (499), 395 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 499 transitions. [2024-11-16 08:42:11,956 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 499 transitions. Word has length 81 [2024-11-16 08:42:11,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:11,956 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 499 transitions. [2024-11-16 08:42:11,957 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 08:42:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 499 transitions. [2024-11-16 08:42:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:11,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:11,957 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:11,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 08:42:11,958 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:11,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:11,958 INFO L85 PathProgramCache]: Analyzing trace with hash -568198335, now seen corresponding path program 1 times [2024-11-16 08:42:11,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:11,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939668549] [2024-11-16 08:42:11,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:11,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:12,257 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 08:42:12,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:12,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939668549] [2024-11-16 08:42:12,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939668549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:12,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:12,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:12,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030367400] [2024-11-16 08:42:12,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:12,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:12,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:12,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:12,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:12,260 INFO L87 Difference]: Start difference. First operand 396 states and 499 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 08:42:12,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:12,897 INFO L93 Difference]: Finished difference Result 688 states and 881 transitions. [2024-11-16 08:42:12,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:12,898 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 08:42:12,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:12,899 INFO L225 Difference]: With dead ends: 688 [2024-11-16 08:42:12,899 INFO L226 Difference]: Without dead ends: 603 [2024-11-16 08:42:12,900 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 08:42:12,900 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 1635 mSDsluCounter, 1579 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 1373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:12,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1635 Valid, 1966 Invalid, 1373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:12,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2024-11-16 08:42:12,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 396. [2024-11-16 08:42:12,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3105263157894738) internal successors, (498), 395 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 498 transitions. [2024-11-16 08:42:12,908 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 498 transitions. Word has length 81 [2024-11-16 08:42:12,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:12,908 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 498 transitions. [2024-11-16 08:42:12,908 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 08:42:12,908 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 498 transitions. [2024-11-16 08:42:12,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:12,909 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:12,909 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 08:42:12,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 08:42:12,910 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:12,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:12,910 INFO L85 PathProgramCache]: Analyzing trace with hash -142317117, now seen corresponding path program 1 times [2024-11-16 08:42:12,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:12,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781432929] [2024-11-16 08:42:12,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:12,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:13,222 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 08:42:13,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:13,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781432929] [2024-11-16 08:42:13,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781432929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:13,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:13,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:13,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760885410] [2024-11-16 08:42:13,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:13,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:13,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:13,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:13,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:13,225 INFO L87 Difference]: Start difference. First operand 396 states and 498 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 08:42:13,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:13,956 INFO L93 Difference]: Finished difference Result 660 states and 839 transitions. [2024-11-16 08:42:13,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:13,956 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 08:42:13,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:13,958 INFO L225 Difference]: With dead ends: 660 [2024-11-16 08:42:13,958 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:13,959 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 08:42:13,959 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 2213 mSDsluCounter, 1334 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2213 SdHoareTripleChecker+Valid, 1657 SdHoareTripleChecker+Invalid, 1213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:13,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2213 Valid, 1657 Invalid, 1213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1206 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:13,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:13,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 396. [2024-11-16 08:42:13,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.3078947368421052) internal successors, (497), 395 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 497 transitions. [2024-11-16 08:42:13,968 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 497 transitions. Word has length 81 [2024-11-16 08:42:13,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:13,969 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 497 transitions. [2024-11-16 08:42:13,969 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 08:42:13,969 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 497 transitions. [2024-11-16 08:42:13,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:13,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:13,970 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 08:42:13,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 08:42:13,971 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:13,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:13,971 INFO L85 PathProgramCache]: Analyzing trace with hash 405019479, now seen corresponding path program 1 times [2024-11-16 08:42:13,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:13,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420443944] [2024-11-16 08:42:13,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:13,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:14,459 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 08:42:14,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:14,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420443944] [2024-11-16 08:42:14,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420443944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:14,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:14,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:14,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158196529] [2024-11-16 08:42:14,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:14,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:14,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:14,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:14,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:14,461 INFO L87 Difference]: Start difference. First operand 396 states and 497 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 08:42:15,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:15,509 INFO L93 Difference]: Finished difference Result 766 states and 985 transitions. [2024-11-16 08:42:15,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:15,510 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 08:42:15,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:15,511 INFO L225 Difference]: With dead ends: 766 [2024-11-16 08:42:15,512 INFO L226 Difference]: Without dead ends: 761 [2024-11-16 08:42:15,512 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:15,512 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 5012 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5012 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:15,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5012 Valid, 1431 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1108 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:15,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-11-16 08:42:15,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 400. [2024-11-16 08:42:15,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.3046875) internal successors, (501), 399 states have internal predecessors, (501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 501 transitions. [2024-11-16 08:42:15,520 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 501 transitions. Word has length 81 [2024-11-16 08:42:15,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:15,521 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 501 transitions. [2024-11-16 08:42:15,521 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 08:42:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 501 transitions. [2024-11-16 08:42:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:15,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:15,522 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 08:42:15,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 08:42:15,522 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:15,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:15,523 INFO L85 PathProgramCache]: Analyzing trace with hash 782922586, now seen corresponding path program 1 times [2024-11-16 08:42:15,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:15,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297598783] [2024-11-16 08:42:15,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:15,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:15,807 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 08:42:15,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:15,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297598783] [2024-11-16 08:42:15,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297598783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:15,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:15,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:15,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323106773] [2024-11-16 08:42:15,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:15,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:15,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:15,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:15,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:15,810 INFO L87 Difference]: Start difference. First operand 400 states and 501 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 08:42:16,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:16,450 INFO L93 Difference]: Finished difference Result 657 states and 834 transitions. [2024-11-16 08:42:16,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:16,451 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 08:42:16,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:16,453 INFO L225 Difference]: With dead ends: 657 [2024-11-16 08:42:16,453 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:16,454 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 08:42:16,454 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 2214 mSDsluCounter, 1325 mSDsCounter, 0 mSdLazyCounter, 1191 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2214 SdHoareTripleChecker+Valid, 1645 SdHoareTripleChecker+Invalid, 1198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:16,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2214 Valid, 1645 Invalid, 1198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1191 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:16,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:16,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 400. [2024-11-16 08:42:16,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.3020833333333333) internal successors, (500), 399 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 500 transitions. [2024-11-16 08:42:16,461 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 500 transitions. Word has length 81 [2024-11-16 08:42:16,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:16,462 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 500 transitions. [2024-11-16 08:42:16,462 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 08:42:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 500 transitions. [2024-11-16 08:42:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:16,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:16,463 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 08:42:16,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 08:42:16,463 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:16,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:16,464 INFO L85 PathProgramCache]: Analyzing trace with hash -176573655, now seen corresponding path program 1 times [2024-11-16 08:42:16,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:16,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500170188] [2024-11-16 08:42:16,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:16,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:16,683 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 08:42:16,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:16,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500170188] [2024-11-16 08:42:16,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500170188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:16,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:16,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:16,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035763661] [2024-11-16 08:42:16,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:16,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:16,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:16,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:16,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:16,685 INFO L87 Difference]: Start difference. First operand 400 states and 500 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 08:42:17,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:17,277 INFO L93 Difference]: Finished difference Result 624 states and 783 transitions. [2024-11-16 08:42:17,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:17,278 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 08:42:17,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:17,279 INFO L225 Difference]: With dead ends: 624 [2024-11-16 08:42:17,279 INFO L226 Difference]: Without dead ends: 607 [2024-11-16 08:42:17,279 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-16 08:42:17,280 INFO L432 NwaCegarLoop]: 422 mSDtfsCounter, 1530 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:17,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1530 Valid, 1776 Invalid, 1321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:17,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-16 08:42:17,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 400. [2024-11-16 08:42:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.2994791666666667) internal successors, (499), 399 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 499 transitions. [2024-11-16 08:42:17,285 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 499 transitions. Word has length 81 [2024-11-16 08:42:17,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:17,286 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 499 transitions. [2024-11-16 08:42:17,286 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 08:42:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 499 transitions. [2024-11-16 08:42:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:17,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:17,287 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 08:42:17,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-16 08:42:17,287 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:17,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:17,288 INFO L85 PathProgramCache]: Analyzing trace with hash 249307563, now seen corresponding path program 1 times [2024-11-16 08:42:17,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:17,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979652293] [2024-11-16 08:42:17,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:17,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:17,551 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 08:42:17,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:17,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979652293] [2024-11-16 08:42:17,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979652293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:17,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:17,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:17,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070749441] [2024-11-16 08:42:17,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:17,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:17,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:17,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:17,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:17,554 INFO L87 Difference]: Start difference. First operand 400 states and 499 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 08:42:18,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:18,169 INFO L93 Difference]: Finished difference Result 592 states and 736 transitions. [2024-11-16 08:42:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:18,169 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 08:42:18,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:18,171 INFO L225 Difference]: With dead ends: 592 [2024-11-16 08:42:18,171 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:18,171 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 08:42:18,172 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 2185 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2185 SdHoareTripleChecker+Valid, 1693 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 08:42:18,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2185 Valid, 1693 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:18,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:18,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 400. [2024-11-16 08:42:18,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.296875) internal successors, (498), 399 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 498 transitions. [2024-11-16 08:42:18,180 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 498 transitions. Word has length 81 [2024-11-16 08:42:18,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:18,180 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 498 transitions. [2024-11-16 08:42:18,180 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 08:42:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 498 transitions. [2024-11-16 08:42:18,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:18,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:18,182 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 08:42:18,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-16 08:42:18,182 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:18,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:18,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1623187915, now seen corresponding path program 1 times [2024-11-16 08:42:18,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:18,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901738511] [2024-11-16 08:42:18,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:18,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:18,400 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 08:42:18,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:18,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901738511] [2024-11-16 08:42:18,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901738511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:18,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:18,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:18,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47070123] [2024-11-16 08:42:18,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:18,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:18,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:18,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:18,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:18,403 INFO L87 Difference]: Start difference. First operand 400 states and 498 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 08:42:18,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:18,993 INFO L93 Difference]: Finished difference Result 692 states and 878 transitions. [2024-11-16 08:42:18,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:18,993 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 08:42:18,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:18,995 INFO L225 Difference]: With dead ends: 692 [2024-11-16 08:42:18,995 INFO L226 Difference]: Without dead ends: 607 [2024-11-16 08:42:18,995 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 08:42:18,996 INFO L432 NwaCegarLoop]: 422 mSDtfsCounter, 1054 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 1298 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1054 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:18,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1054 Valid, 1776 Invalid, 1303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1298 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:18,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-16 08:42:19,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 400. [2024-11-16 08:42:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.2942708333333333) internal successors, (497), 399 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 497 transitions. [2024-11-16 08:42:19,003 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 497 transitions. Word has length 81 [2024-11-16 08:42:19,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:19,004 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 497 transitions. [2024-11-16 08:42:19,004 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 08:42:19,004 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 497 transitions. [2024-11-16 08:42:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:19,005 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:19,005 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:19,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-16 08:42:19,005 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:19,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:19,006 INFO L85 PathProgramCache]: Analyzing trace with hash 2049069133, now seen corresponding path program 1 times [2024-11-16 08:42:19,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:19,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112926457] [2024-11-16 08:42:19,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:19,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:19,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:19,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:19,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112926457] [2024-11-16 08:42:19,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112926457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:19,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:19,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:19,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416729835] [2024-11-16 08:42:19,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:19,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:19,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:19,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:19,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:19,264 INFO L87 Difference]: Start difference. First operand 400 states and 497 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 08:42:19,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:19,838 INFO L93 Difference]: Finished difference Result 660 states and 833 transitions. [2024-11-16 08:42:19,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:19,838 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 08:42:19,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:19,840 INFO L225 Difference]: With dead ends: 660 [2024-11-16 08:42:19,840 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:19,840 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 08:42:19,841 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 2156 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2156 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:19,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2156 Valid, 1745 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:19,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:19,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 400. [2024-11-16 08:42:19,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.2916666666666667) internal successors, (496), 399 states have internal predecessors, (496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 496 transitions. [2024-11-16 08:42:19,848 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 496 transitions. Word has length 81 [2024-11-16 08:42:19,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:19,848 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 496 transitions. [2024-11-16 08:42:19,848 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 08:42:19,848 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 496 transitions. [2024-11-16 08:42:19,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:19,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:19,849 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] [2024-11-16 08:42:19,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-16 08:42:19,850 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:19,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:19,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1712468831, now seen corresponding path program 1 times [2024-11-16 08:42:19,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:19,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364468507] [2024-11-16 08:42:19,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:19,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:20,149 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 08:42:20,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:20,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364468507] [2024-11-16 08:42:20,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364468507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:20,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:20,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:20,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169457680] [2024-11-16 08:42:20,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:20,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:20,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:20,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:20,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:20,151 INFO L87 Difference]: Start difference. First operand 400 states and 496 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 08:42:20,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:20,816 INFO L93 Difference]: Finished difference Result 657 states and 829 transitions. [2024-11-16 08:42:20,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:20,816 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 08:42:20,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:20,818 INFO L225 Difference]: With dead ends: 657 [2024-11-16 08:42:20,818 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:20,818 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 08:42:20,819 INFO L432 NwaCegarLoop]: 391 mSDtfsCounter, 2070 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1370 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2070 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:20,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2070 Valid, 1927 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1370 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:20,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:20,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 400. [2024-11-16 08:42:20,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.2890625) internal successors, (495), 399 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:20,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 495 transitions. [2024-11-16 08:42:20,829 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 495 transitions. Word has length 81 [2024-11-16 08:42:20,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:20,830 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 495 transitions. [2024-11-16 08:42:20,830 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 08:42:20,830 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 495 transitions. [2024-11-16 08:42:20,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:20,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:20,831 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 08:42:20,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-16 08:42:20,831 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:20,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:20,832 INFO L85 PathProgramCache]: Analyzing trace with hash -2090186247, now seen corresponding path program 1 times [2024-11-16 08:42:20,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:20,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005538296] [2024-11-16 08:42:20,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:20,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:21,199 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 08:42:21,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:21,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005538296] [2024-11-16 08:42:21,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005538296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:21,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:21,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:21,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534149108] [2024-11-16 08:42:21,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:21,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:21,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:21,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:21,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:21,200 INFO L87 Difference]: Start difference. First operand 400 states and 495 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 08:42:22,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:22,149 INFO L93 Difference]: Finished difference Result 834 states and 1077 transitions. [2024-11-16 08:42:22,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:22,149 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 08:42:22,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:22,151 INFO L225 Difference]: With dead ends: 834 [2024-11-16 08:42:22,151 INFO L226 Difference]: Without dead ends: 761 [2024-11-16 08:42:22,151 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 08:42:22,152 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 3305 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 1302 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3305 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:22,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3305 Valid, 1695 Invalid, 1439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1302 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:22,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-11-16 08:42:22,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 404. [2024-11-16 08:42:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 388 states have (on average 1.2860824742268042) internal successors, (499), 403 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 499 transitions. [2024-11-16 08:42:22,158 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 499 transitions. Word has length 81 [2024-11-16 08:42:22,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:22,159 INFO L471 AbstractCegarLoop]: Abstraction has 404 states and 499 transitions. [2024-11-16 08:42:22,159 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 08:42:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 499 transitions. [2024-11-16 08:42:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:22,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:22,160 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 08:42:22,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-16 08:42:22,160 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 08:42:22,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:22,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1356730063, now seen corresponding path program 1 times [2024-11-16 08:42:22,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:22,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382577398] [2024-11-16 08:42:22,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:22,535 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 08:42:22,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:22,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382577398] [2024-11-16 08:42:22,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382577398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:22,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:22,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:22,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694599861] [2024-11-16 08:42:22,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:22,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:22,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:22,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:22,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:22,538 INFO L87 Difference]: Start difference. First operand 404 states and 499 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 08:42:23,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:23,568 INFO L93 Difference]: Finished difference Result 831 states and 1073 transitions. [2024-11-16 08:42:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:23,569 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 08:42:23,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:23,571 INFO L225 Difference]: With dead ends: 831 [2024-11-16 08:42:23,571 INFO L226 Difference]: Without dead ends: 761 [2024-11-16 08:42:23,571 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 08:42:23,572 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 3994 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 1110 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3994 SdHoareTripleChecker+Valid, 1499 SdHoareTripleChecker+Invalid, 1258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:23,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3994 Valid, 1499 Invalid, 1258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1110 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 08:42:23,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-11-16 08:42:23,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 408. [2024-11-16 08:42:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 392 states have (on average 1.2831632653061225) internal successors, (503), 407 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 503 transitions. [2024-11-16 08:42:23,579 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 503 transitions. Word has length 81 [2024-11-16 08:42:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:23,579 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 503 transitions. [2024-11-16 08:42:23,579 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 08:42:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 503 transitions. [2024-11-16 08:42:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:23,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:23,582 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 08:42:23,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-16 08:42:23,582 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:23,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:23,582 INFO L85 PathProgramCache]: Analyzing trace with hash 31312529, now seen corresponding path program 1 times [2024-11-16 08:42:23,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:23,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394721382] [2024-11-16 08:42:23,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:23,791 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 08:42:23,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:23,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394721382] [2024-11-16 08:42:23,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394721382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:23,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:23,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:23,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408586107] [2024-11-16 08:42:23,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:23,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:23,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:23,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:23,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:23,795 INFO L87 Difference]: Start difference. First operand 408 states and 503 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 08:42:24,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:24,375 INFO L93 Difference]: Finished difference Result 655 states and 824 transitions. [2024-11-16 08:42:24,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:24,375 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 08:42:24,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:24,377 INFO L225 Difference]: With dead ends: 655 [2024-11-16 08:42:24,377 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:24,377 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 08:42:24,378 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 1784 mSDsluCounter, 1083 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1784 SdHoareTripleChecker+Valid, 1422 SdHoareTripleChecker+Invalid, 1018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:24,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1784 Valid, 1422 Invalid, 1018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:24,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:24,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 408. [2024-11-16 08:42:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 392 states have (on average 1.280612244897959) internal successors, (502), 407 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:24,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 502 transitions. [2024-11-16 08:42:24,383 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 502 transitions. Word has length 81 [2024-11-16 08:42:24,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:24,384 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 502 transitions. [2024-11-16 08:42:24,384 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 08:42:24,384 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 502 transitions. [2024-11-16 08:42:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:24,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:24,385 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 08:42:24,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-16 08:42:24,385 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:24,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:24,385 INFO L85 PathProgramCache]: Analyzing trace with hash 216881106, now seen corresponding path program 1 times [2024-11-16 08:42:24,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:24,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22556528] [2024-11-16 08:42:24,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:24,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:24,609 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 08:42:24,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:24,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22556528] [2024-11-16 08:42:24,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22556528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:24,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:24,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:24,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005692468] [2024-11-16 08:42:24,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:24,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:24,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:24,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:24,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:24,612 INFO L87 Difference]: Start difference. First operand 408 states and 502 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 08:42:25,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:25,174 INFO L93 Difference]: Finished difference Result 657 states and 825 transitions. [2024-11-16 08:42:25,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:25,174 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 08:42:25,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:25,176 INFO L225 Difference]: With dead ends: 657 [2024-11-16 08:42:25,176 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:25,176 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 08:42:25,177 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 2152 mSDsluCounter, 1385 mSDsCounter, 0 mSdLazyCounter, 1189 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2152 SdHoareTripleChecker+Valid, 1725 SdHoareTripleChecker+Invalid, 1196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:25,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2152 Valid, 1725 Invalid, 1196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1189 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:25,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:25,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 408. [2024-11-16 08:42:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 392 states have (on average 1.278061224489796) internal successors, (501), 407 states have internal predecessors, (501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 501 transitions. [2024-11-16 08:42:25,183 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 501 transitions. Word has length 81 [2024-11-16 08:42:25,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:25,183 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 501 transitions. [2024-11-16 08:42:25,183 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 08:42:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 501 transitions. [2024-11-16 08:42:25,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-16 08:42:25,184 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:25,184 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 08:42:25,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-16 08:42:25,185 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:25,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:25,185 INFO L85 PathProgramCache]: Analyzing trace with hash -160755877, now seen corresponding path program 1 times [2024-11-16 08:42:25,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:25,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403475655] [2024-11-16 08:42:25,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:25,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:25,566 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 08:42:25,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:25,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403475655] [2024-11-16 08:42:25,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403475655] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:25,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:25,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:25,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074011886] [2024-11-16 08:42:25,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:25,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:25,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:25,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:25,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:25,567 INFO L87 Difference]: Start difference. First operand 408 states and 501 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 08:42:26,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:26,449 INFO L93 Difference]: Finished difference Result 766 states and 974 transitions. [2024-11-16 08:42:26,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:26,449 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 08:42:26,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:26,451 INFO L225 Difference]: With dead ends: 766 [2024-11-16 08:42:26,452 INFO L226 Difference]: Without dead ends: 761 [2024-11-16 08:42:26,452 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 08:42:26,453 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 4819 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 1272 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4819 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:26,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4819 Valid, 1700 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1272 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 08:42:26,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-11-16 08:42:26,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 412. [2024-11-16 08:42:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 396 states have (on average 1.2752525252525253) internal successors, (505), 411 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 505 transitions. [2024-11-16 08:42:26,459 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 505 transitions. Word has length 81 [2024-11-16 08:42:26,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:26,460 INFO L471 AbstractCegarLoop]: Abstraction has 412 states and 505 transitions. [2024-11-16 08:42:26,460 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 08:42:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 505 transitions. [2024-11-16 08:42:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:26,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:26,461 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 08:42:26,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-16 08:42:26,462 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:26,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:26,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1290789624, now seen corresponding path program 1 times [2024-11-16 08:42:26,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:26,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928147839] [2024-11-16 08:42:26,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:26,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:26,684 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 08:42:26,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:26,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928147839] [2024-11-16 08:42:26,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928147839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:26,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:26,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:26,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559662962] [2024-11-16 08:42:26,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:26,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:26,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:26,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:26,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:26,686 INFO L87 Difference]: Start difference. First operand 412 states and 505 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 08:42:27,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:27,347 INFO L93 Difference]: Finished difference Result 592 states and 727 transitions. [2024-11-16 08:42:27,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:27,347 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 08:42:27,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:27,349 INFO L225 Difference]: With dead ends: 592 [2024-11-16 08:42:27,349 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:27,350 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 08:42:27,350 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 1804 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1804 SdHoareTripleChecker+Valid, 1411 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:27,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1804 Valid, 1411 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:27,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:27,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 408. [2024-11-16 08:42:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 392 states have (on average 1.2755102040816326) internal successors, (500), 407 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 500 transitions. [2024-11-16 08:42:27,356 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 500 transitions. Word has length 82 [2024-11-16 08:42:27,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:27,356 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 500 transitions. [2024-11-16 08:42:27,356 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 08:42:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 500 transitions. [2024-11-16 08:42:27,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:27,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:27,358 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 08:42:27,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-16 08:42:27,358 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:27,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:27,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1248823633, now seen corresponding path program 1 times [2024-11-16 08:42:27,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:27,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998229590] [2024-11-16 08:42:27,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:27,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:27,559 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 08:42:27,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:27,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998229590] [2024-11-16 08:42:27,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998229590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:27,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:27,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:27,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536673089] [2024-11-16 08:42:27,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:27,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:27,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:27,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:27,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:27,561 INFO L87 Difference]: Start difference. First operand 408 states and 500 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 08:42:28,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:28,100 INFO L93 Difference]: Finished difference Result 660 states and 825 transitions. [2024-11-16 08:42:28,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:28,101 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 08:42:28,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:28,102 INFO L225 Difference]: With dead ends: 660 [2024-11-16 08:42:28,102 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:28,103 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 08:42:28,103 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 1674 mSDsluCounter, 1384 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1674 SdHoareTripleChecker+Valid, 1726 SdHoareTripleChecker+Invalid, 1196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:28,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1674 Valid, 1726 Invalid, 1196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:28,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:28,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 404. [2024-11-16 08:42:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 388 states have (on average 1.2757731958762886) internal successors, (495), 403 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 495 transitions. [2024-11-16 08:42:28,109 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 495 transitions. Word has length 82 [2024-11-16 08:42:28,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:28,109 INFO L471 AbstractCegarLoop]: Abstraction has 404 states and 495 transitions. [2024-11-16 08:42:28,110 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 08:42:28,110 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 495 transitions. [2024-11-16 08:42:28,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:28,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:28,111 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 08:42:28,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-16 08:42:28,111 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:28,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:28,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1692419109, now seen corresponding path program 1 times [2024-11-16 08:42:28,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:28,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897329137] [2024-11-16 08:42:28,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:28,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:28,296 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 08:42:28,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:28,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897329137] [2024-11-16 08:42:28,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897329137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:28,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:28,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:28,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152400547] [2024-11-16 08:42:28,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:28,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:28,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:28,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:28,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:28,297 INFO L87 Difference]: Start difference. First operand 404 states and 495 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 08:42:28,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:28,784 INFO L93 Difference]: Finished difference Result 657 states and 821 transitions. [2024-11-16 08:42:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:28,785 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 08:42:28,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:28,786 INFO L225 Difference]: With dead ends: 657 [2024-11-16 08:42:28,786 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:28,787 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 08:42:28,787 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 1194 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 1013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:28,787 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1194 Valid, 1431 Invalid, 1013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:28,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:28,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 400. [2024-11-16 08:42:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 384 states have (on average 1.2760416666666667) internal successors, (490), 399 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 490 transitions. [2024-11-16 08:42:28,793 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 490 transitions. Word has length 82 [2024-11-16 08:42:28,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:28,793 INFO L471 AbstractCegarLoop]: Abstraction has 400 states and 490 transitions. [2024-11-16 08:42:28,793 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 08:42:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 490 transitions. [2024-11-16 08:42:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-16 08:42:28,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:28,795 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 08:42:28,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-16 08:42:28,795 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:28,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:28,795 INFO L85 PathProgramCache]: Analyzing trace with hash 931623040, now seen corresponding path program 1 times [2024-11-16 08:42:28,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:28,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099189442] [2024-11-16 08:42:28,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:28,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:28,993 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 08:42:28,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:28,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099189442] [2024-11-16 08:42:28,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099189442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:28,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:28,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:28,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472902459] [2024-11-16 08:42:28,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:28,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:28,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:28,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:28,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:28,995 INFO L87 Difference]: Start difference. First operand 400 states and 490 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 08:42:29,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:29,546 INFO L93 Difference]: Finished difference Result 592 states and 724 transitions. [2024-11-16 08:42:29,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:29,546 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 08:42:29,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:29,548 INFO L225 Difference]: With dead ends: 592 [2024-11-16 08:42:29,548 INFO L226 Difference]: Without dead ends: 587 [2024-11-16 08:42:29,548 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 08:42:29,549 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 2330 mSDsluCounter, 1098 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2330 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:29,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2330 Valid, 1443 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 08:42:29,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-16 08:42:29,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 396. [2024-11-16 08:42:29,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 380 states have (on average 1.2763157894736843) internal successors, (485), 395 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:29,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 485 transitions. [2024-11-16 08:42:29,557 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 485 transitions. Word has length 82 [2024-11-16 08:42:29,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:29,558 INFO L471 AbstractCegarLoop]: Abstraction has 396 states and 485 transitions. [2024-11-16 08:42:29,558 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 08:42:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 485 transitions. [2024-11-16 08:42:29,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:29,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:29,559 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:29,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-16 08:42:29,559 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:29,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:29,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1116237215, now seen corresponding path program 1 times [2024-11-16 08:42:29,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:29,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999992086] [2024-11-16 08:42:29,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:30,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:30,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999992086] [2024-11-16 08:42:30,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999992086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:30,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:30,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:30,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953703955] [2024-11-16 08:42:30,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:30,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:30,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:30,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:30,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:30,126 INFO L87 Difference]: Start difference. First operand 396 states and 485 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:30,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:30,984 INFO L93 Difference]: Finished difference Result 978 states and 1226 transitions. [2024-11-16 08:42:30,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:42:30,984 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-16 08:42:30,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:30,987 INFO L225 Difference]: With dead ends: 978 [2024-11-16 08:42:30,987 INFO L226 Difference]: Without dead ends: 894 [2024-11-16 08:42:30,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2024-11-16 08:42:30,988 INFO L432 NwaCegarLoop]: 819 mSDtfsCounter, 1869 mSDsluCounter, 5012 mSDsCounter, 0 mSdLazyCounter, 1056 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1869 SdHoareTripleChecker+Valid, 5831 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1056 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:30,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1869 Valid, 5831 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1056 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 08:42:30,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2024-11-16 08:42:30,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 380. [2024-11-16 08:42:30,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 366 states have (on average 1.273224043715847) internal successors, (466), 379 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:30,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 466 transitions. [2024-11-16 08:42:30,994 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 466 transitions. Word has length 83 [2024-11-16 08:42:30,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:30,995 INFO L471 AbstractCegarLoop]: Abstraction has 380 states and 466 transitions. [2024-11-16 08:42:30,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:30,995 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 466 transitions. [2024-11-16 08:42:30,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:30,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:30,996 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 08:42:30,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-16 08:42:30,998 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:30,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:30,999 INFO L85 PathProgramCache]: Analyzing trace with hash 700203169, now seen corresponding path program 1 times [2024-11-16 08:42:30,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:30,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542084617] [2024-11-16 08:42:31,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:31,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:31,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:31,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542084617] [2024-11-16 08:42:31,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542084617] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:31,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:31,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:31,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611134238] [2024-11-16 08:42:31,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:31,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:31,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:31,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:31,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:31,538 INFO L87 Difference]: Start difference. First operand 380 states and 466 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:32,064 INFO L93 Difference]: Finished difference Result 612 states and 778 transitions. [2024-11-16 08:42:32,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 08:42:32,064 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-16 08:42:32,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:32,066 INFO L225 Difference]: With dead ends: 612 [2024-11-16 08:42:32,066 INFO L226 Difference]: Without dead ends: 511 [2024-11-16 08:42:32,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-16 08:42:32,067 INFO L432 NwaCegarLoop]: 549 mSDtfsCounter, 2071 mSDsluCounter, 2426 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2071 SdHoareTripleChecker+Valid, 2975 SdHoareTripleChecker+Invalid, 514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:32,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2071 Valid, 2975 Invalid, 514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 510 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:32,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2024-11-16 08:42:32,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 347. [2024-11-16 08:42:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 336 states have (on average 1.2678571428571428) internal successors, (426), 346 states have internal predecessors, (426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 426 transitions. [2024-11-16 08:42:32,072 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 426 transitions. Word has length 83 [2024-11-16 08:42:32,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:32,072 INFO L471 AbstractCegarLoop]: Abstraction has 347 states and 426 transitions. [2024-11-16 08:42:32,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 426 transitions. [2024-11-16 08:42:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:32,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:32,073 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 08:42:32,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-16 08:42:32,074 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:32,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:32,074 INFO L85 PathProgramCache]: Analyzing trace with hash -406787428, now seen corresponding path program 1 times [2024-11-16 08:42:32,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:32,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325742000] [2024-11-16 08:42:32,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:32,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:32,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:32,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:32,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325742000] [2024-11-16 08:42:32,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325742000] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:32,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:32,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:42:32,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068892237] [2024-11-16 08:42:32,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:32,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:32,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:32,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:32,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:32,607 INFO L87 Difference]: Start difference. First operand 347 states and 426 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:33,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:33,205 INFO L93 Difference]: Finished difference Result 579 states and 737 transitions. [2024-11-16 08:42:33,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:42:33,206 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-16 08:42:33,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:33,208 INFO L225 Difference]: With dead ends: 579 [2024-11-16 08:42:33,208 INFO L226 Difference]: Without dead ends: 487 [2024-11-16 08:42:33,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-16 08:42:33,209 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 1582 mSDsluCounter, 2589 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 3110 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:33,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1582 Valid, 3110 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:33,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2024-11-16 08:42:33,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 323. [2024-11-16 08:42:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 313 states have (on average 1.2651757188498403) internal successors, (396), 322 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 396 transitions. [2024-11-16 08:42:33,213 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 396 transitions. Word has length 83 [2024-11-16 08:42:33,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:33,213 INFO L471 AbstractCegarLoop]: Abstraction has 323 states and 396 transitions. [2024-11-16 08:42:33,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 396 transitions. [2024-11-16 08:42:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:33,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:33,214 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 08:42:33,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-16 08:42:33,214 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:33,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:33,215 INFO L85 PathProgramCache]: Analyzing trace with hash 14040427, now seen corresponding path program 1 times [2024-11-16 08:42:33,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:33,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638764133] [2024-11-16 08:42:33,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:33,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:33,724 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 08:42:33,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:33,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638764133] [2024-11-16 08:42:33,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638764133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:33,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:33,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-16 08:42:33,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235924347] [2024-11-16 08:42:33,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:33,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 08:42:33,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:33,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 08:42:33,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:33,727 INFO L87 Difference]: Start difference. First operand 323 states and 396 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:34,416 INFO L93 Difference]: Finished difference Result 759 states and 983 transitions. [2024-11-16 08:42:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 08:42:34,417 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-16 08:42:34,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:34,419 INFO L225 Difference]: With dead ends: 759 [2024-11-16 08:42:34,419 INFO L226 Difference]: Without dead ends: 652 [2024-11-16 08:42:34,419 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 08:42:34,419 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 1555 mSDsluCounter, 4450 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 5098 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:34,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1555 Valid, 5098 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:34,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2024-11-16 08:42:34,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 284. [2024-11-16 08:42:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 277 states have (on average 1.2671480144404332) internal successors, (351), 283 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 351 transitions. [2024-11-16 08:42:34,424 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 351 transitions. Word has length 83 [2024-11-16 08:42:34,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:34,424 INFO L471 AbstractCegarLoop]: Abstraction has 284 states and 351 transitions. [2024-11-16 08:42:34,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 351 transitions. [2024-11-16 08:42:34,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-16 08:42:34,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:34,425 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 08:42:34,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-16 08:42:34,426 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:34,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:34,426 INFO L85 PathProgramCache]: Analyzing trace with hash 2088423755, now seen corresponding path program 1 times [2024-11-16 08:42:34,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:34,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574126518] [2024-11-16 08:42:34,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:34,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:34,840 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 08:42:34,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:34,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574126518] [2024-11-16 08:42:34,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574126518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:34,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:34,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:34,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356797430] [2024-11-16 08:42:34,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:34,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 08:42:34,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:34,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 08:42:34,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:34,843 INFO L87 Difference]: Start difference. First operand 284 states and 351 transitions. Second operand has 11 states, 11 states have (on average 7.545454545454546) 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 08:42:35,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:35,228 INFO L93 Difference]: Finished difference Result 607 states and 800 transitions. [2024-11-16 08:42:35,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:35,229 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.545454545454546) 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 08:42:35,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:35,234 INFO L225 Difference]: With dead ends: 607 [2024-11-16 08:42:35,234 INFO L226 Difference]: Without dead ends: 421 [2024-11-16 08:42:35,234 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2024-11-16 08:42:35,235 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 1297 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1297 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:35,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1297 Valid, 1220 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:35,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2024-11-16 08:42:35,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 166. [2024-11-16 08:42:35,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.2378048780487805) internal successors, (203), 165 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 203 transitions. [2024-11-16 08:42:35,238 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 203 transitions. Word has length 83 [2024-11-16 08:42:35,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:35,239 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 203 transitions. [2024-11-16 08:42:35,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.545454545454546) 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 08:42:35,239 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 203 transitions. [2024-11-16 08:42:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-16 08:42:35,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:35,240 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 08:42:35,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-16 08:42:35,240 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:35,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:35,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1483548051, now seen corresponding path program 1 times [2024-11-16 08:42:35,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:35,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605588309] [2024-11-16 08:42:35,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:35,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:35,566 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 08:42:35,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:35,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605588309] [2024-11-16 08:42:35,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605588309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:35,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:35,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:35,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484652528] [2024-11-16 08:42:35,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:35,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:42:35,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:35,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:42:35,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:35,568 INFO L87 Difference]: Start difference. First operand 166 states and 203 transitions. Second operand has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,150 INFO L93 Difference]: Finished difference Result 561 states and 756 transitions. [2024-11-16 08:42:36,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 08:42:36,150 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-16 08:42:36,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,152 INFO L225 Difference]: With dead ends: 561 [2024-11-16 08:42:36,152 INFO L226 Difference]: Without dead ends: 475 [2024-11-16 08:42:36,153 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 08:42:36,153 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 2928 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2928 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2928 Valid, 778 Invalid, 649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 08:42:36,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2024-11-16 08:42:36,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 170. [2024-11-16 08:42:36,156 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 08:42:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 207 transitions. [2024-11-16 08:42:36,157 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 207 transitions. Word has length 84 [2024-11-16 08:42:36,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,157 INFO L471 AbstractCegarLoop]: Abstraction has 170 states and 207 transitions. [2024-11-16 08:42:36,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.0) internal successors, (84), 11 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 207 transitions. [2024-11-16 08:42:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-16 08:42:36,158 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,158 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 08:42:36,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-16 08:42:36,158 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:36,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1850073409, now seen corresponding path program 1 times [2024-11-16 08:42:36,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521365947] [2024-11-16 08:42:36,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:36,378 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 08:42:36,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:36,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521365947] [2024-11-16 08:42:36,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521365947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:36,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:36,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:42:36,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096043081] [2024-11-16 08:42:36,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:36,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:42:36,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:36,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:42:36,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:42:36,381 INFO L87 Difference]: Start difference. First operand 170 states and 207 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:36,712 INFO L93 Difference]: Finished difference Result 347 states and 449 transitions. [2024-11-16 08:42:36,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:36,713 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-11-16 08:42:36,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:36,713 INFO L225 Difference]: With dead ends: 347 [2024-11-16 08:42:36,713 INFO L226 Difference]: Without dead ends: 261 [2024-11-16 08:42:36,714 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 08:42:36,714 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 418 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:36,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [418 Valid, 791 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:36,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-11-16 08:42:36,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 166. [2024-11-16 08:42:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.2317073170731707) internal successors, (202), 165 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 202 transitions. [2024-11-16 08:42:36,716 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 202 transitions. Word has length 85 [2024-11-16 08:42:36,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:36,717 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 202 transitions. [2024-11-16 08:42:36,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2024-11-16 08:42:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-16 08:42:36,717 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:36,717 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 08:42:36,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-16 08:42:36,718 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:36,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:36,718 INFO L85 PathProgramCache]: Analyzing trace with hash -437089133, now seen corresponding path program 1 times [2024-11-16 08:42:36,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:36,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241394730] [2024-11-16 08:42:36,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:36,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:38,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:38,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:38,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241394730] [2024-11-16 08:42:38,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241394730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:38,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:38,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-16 08:42:38,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999911686] [2024-11-16 08:42:38,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:38,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-16 08:42:38,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:38,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-16 08:42:38,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2024-11-16 08:42:38,145 INFO L87 Difference]: Start difference. First operand 166 states and 202 transitions. Second operand has 28 states, 28 states have (on average 3.0714285714285716) internal successors, (86), 28 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 08:42:41,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:41,464 INFO L93 Difference]: Finished difference Result 649 states and 853 transitions. [2024-11-16 08:42:41,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-16 08:42:41,465 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.0714285714285716) internal successors, (86), 28 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 08:42:41,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:41,466 INFO L225 Difference]: With dead ends: 649 [2024-11-16 08:42:41,466 INFO L226 Difference]: Without dead ends: 643 [2024-11-16 08:42:41,467 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=374, Invalid=2176, Unknown=0, NotChecked=0, Total=2550 [2024-11-16 08:42:41,467 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 1593 mSDsluCounter, 8901 mSDsCounter, 0 mSdLazyCounter, 4619 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 9446 SdHoareTripleChecker+Invalid, 4632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 4619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:41,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 9446 Invalid, 4632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 4619 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-16 08:42:41,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-11-16 08:42:41,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 187. [2024-11-16 08:42:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2324324324324325) internal successors, (228), 186 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 228 transitions. [2024-11-16 08:42:41,471 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 228 transitions. Word has length 86 [2024-11-16 08:42:41,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:41,471 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 228 transitions. [2024-11-16 08:42:41,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.0714285714285716) internal successors, (86), 28 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 08:42:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 228 transitions. [2024-11-16 08:42:41,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-16 08:42:41,472 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:41,472 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 08:42:41,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-16 08:42:41,472 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:41,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:41,473 INFO L85 PathProgramCache]: Analyzing trace with hash -828852692, now seen corresponding path program 1 times [2024-11-16 08:42:41,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:41,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362658880] [2024-11-16 08:42:41,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:41,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:41,905 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 08:42:41,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:41,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362658880] [2024-11-16 08:42:41,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362658880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:41,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:41,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 08:42:41,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651620087] [2024-11-16 08:42:41,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:41,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 08:42:41,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:41,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 08:42:41,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:42:41,907 INFO L87 Difference]: Start difference. First operand 187 states and 228 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) 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 08:42:42,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,194 INFO L93 Difference]: Finished difference Result 268 states and 342 transitions. [2024-11-16 08:42:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 08:42:42,195 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) 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 08:42:42,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,196 INFO L225 Difference]: With dead ends: 268 [2024-11-16 08:42:42,196 INFO L226 Difference]: Without dead ends: 262 [2024-11-16 08:42:42,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2024-11-16 08:42:42,196 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 656 mSDsluCounter, 1444 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [656 Valid, 1714 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:42,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-16 08:42:42,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 160. [2024-11-16 08:42:42,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 159 states have (on average 1.2327044025157232) internal successors, (196), 159 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 196 transitions. [2024-11-16 08:42:42,203 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 196 transitions. Word has length 87 [2024-11-16 08:42:42,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:42,203 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 196 transitions. [2024-11-16 08:42:42,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) 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 08:42:42,203 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2024-11-16 08:42:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-16 08:42:42,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:42,204 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] [2024-11-16 08:42:42,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-16 08:42:42,204 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:42,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:42,204 INFO L85 PathProgramCache]: Analyzing trace with hash 2126711621, now seen corresponding path program 1 times [2024-11-16 08:42:42,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:42,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418804625] [2024-11-16 08:42:42,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:42,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:42,359 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 08:42:42,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:42,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418804625] [2024-11-16 08:42:42,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418804625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:42,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:42,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:42,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112114626] [2024-11-16 08:42:42,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:42,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:42,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:42,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:42,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:42,361 INFO L87 Difference]: Start difference. First operand 160 states and 196 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,522 INFO L93 Difference]: Finished difference Result 840 states and 1176 transitions. [2024-11-16 08:42:42,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-16 08:42:42,523 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 0 states have call successors, (0), 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 114 [2024-11-16 08:42:42,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,525 INFO L225 Difference]: With dead ends: 840 [2024-11-16 08:42:42,525 INFO L226 Difference]: Without dead ends: 772 [2024-11-16 08:42:42,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-11-16 08:42:42,526 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 1296 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1296 Valid, 2068 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:42,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2024-11-16 08:42:42,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 226. [2024-11-16 08:42:42,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 225 states have (on average 1.2933333333333332) internal successors, (291), 225 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 291 transitions. [2024-11-16 08:42:42,536 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 291 transitions. Word has length 114 [2024-11-16 08:42:42,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:42,536 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 291 transitions. [2024-11-16 08:42:42,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,536 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 291 transitions. [2024-11-16 08:42:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-16 08:42:42,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:42,537 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] [2024-11-16 08:42:42,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-16 08:42:42,537 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:42,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:42,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1116515639, now seen corresponding path program 1 times [2024-11-16 08:42:42,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:42,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840454333] [2024-11-16 08:42:42,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:42,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:42,650 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 08:42:42,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:42,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840454333] [2024-11-16 08:42:42,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840454333] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:42,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:42,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:42,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556556623] [2024-11-16 08:42:42,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:42,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:42,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:42,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:42,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:42,652 INFO L87 Difference]: Start difference. First operand 226 states and 291 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,733 INFO L93 Difference]: Finished difference Result 964 states and 1352 transitions. [2024-11-16 08:42:42,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:42,734 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2024-11-16 08:42:42,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,736 INFO L225 Difference]: With dead ends: 964 [2024-11-16 08:42:42,736 INFO L226 Difference]: Without dead ends: 830 [2024-11-16 08:42:42,736 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 08:42:42,737 INFO L432 NwaCegarLoop]: 296 mSDtfsCounter, 973 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 1163 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [973 Valid, 1163 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:42,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2024-11-16 08:42:42,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 358. [2024-11-16 08:42:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 357 states have (on average 1.350140056022409) internal successors, (482), 357 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 482 transitions. [2024-11-16 08:42:42,744 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 482 transitions. Word has length 116 [2024-11-16 08:42:42,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:42,744 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 482 transitions. [2024-11-16 08:42:42,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 482 transitions. [2024-11-16 08:42:42,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-16 08:42:42,745 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:42,745 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] [2024-11-16 08:42:42,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-16 08:42:42,746 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:42,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:42,746 INFO L85 PathProgramCache]: Analyzing trace with hash -2070662263, now seen corresponding path program 1 times [2024-11-16 08:42:42,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:42,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350676703] [2024-11-16 08:42:42,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:42,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:42,868 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 08:42:42,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:42,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350676703] [2024-11-16 08:42:42,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350676703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:42,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:42,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:42,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532381839] [2024-11-16 08:42:42,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:42,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:42,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:42,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:42,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:42,870 INFO L87 Difference]: Start difference. First operand 358 states and 482 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:42,962 INFO L93 Difference]: Finished difference Result 1096 states and 1543 transitions. [2024-11-16 08:42:42,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:42,963 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2024-11-16 08:42:42,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:42,964 INFO L225 Difference]: With dead ends: 1096 [2024-11-16 08:42:42,965 INFO L226 Difference]: Without dead ends: 962 [2024-11-16 08:42:42,965 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 08:42:42,965 INFO L432 NwaCegarLoop]: 291 mSDtfsCounter, 1043 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 1222 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:42,966 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 1222 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:42,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2024-11-16 08:42:42,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 556. [2024-11-16 08:42:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 555 states have (on average 1.3837837837837839) internal successors, (768), 555 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 768 transitions. [2024-11-16 08:42:42,974 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 768 transitions. Word has length 116 [2024-11-16 08:42:42,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:42,975 INFO L471 AbstractCegarLoop]: Abstraction has 556 states and 768 transitions. [2024-11-16 08:42:42,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 768 transitions. [2024-11-16 08:42:42,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-16 08:42:42,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:42,976 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:42,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-16 08:42:42,976 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:42,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:42,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1723165673, now seen corresponding path program 1 times [2024-11-16 08:42:42,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:42,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256385857] [2024-11-16 08:42:42,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:42,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:43,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:43,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256385857] [2024-11-16 08:42:43,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256385857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:43,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:43,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:43,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541610989] [2024-11-16 08:42:43,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:43,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:43,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:43,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:43,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:43,106 INFO L87 Difference]: Start difference. First operand 556 states and 768 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:43,192 INFO L93 Difference]: Finished difference Result 1228 states and 1734 transitions. [2024-11-16 08:42:43,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:43,193 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2024-11-16 08:42:43,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:43,194 INFO L225 Difference]: With dead ends: 1228 [2024-11-16 08:42:43,194 INFO L226 Difference]: Without dead ends: 1094 [2024-11-16 08:42:43,195 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 08:42:43,195 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1111 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1142 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:43,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 1142 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:43,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1094 states. [2024-11-16 08:42:43,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1094 to 688. [2024-11-16 08:42:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 687 states have (on average 1.3959243085880642) internal successors, (959), 687 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 959 transitions. [2024-11-16 08:42:43,205 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 959 transitions. Word has length 116 [2024-11-16 08:42:43,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:43,205 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 959 transitions. [2024-11-16 08:42:43,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 959 transitions. [2024-11-16 08:42:43,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-16 08:42:43,206 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:43,206 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] [2024-11-16 08:42:43,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-16 08:42:43,207 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:43,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:43,207 INFO L85 PathProgramCache]: Analyzing trace with hash 268555337, now seen corresponding path program 1 times [2024-11-16 08:42:43,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:43,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238434239] [2024-11-16 08:42:43,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:43,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:43,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238434239] [2024-11-16 08:42:43,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238434239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:43,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:43,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:43,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063588206] [2024-11-16 08:42:43,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:43,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:43,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:43,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:43,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:43,338 INFO L87 Difference]: Start difference. First operand 688 states and 959 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:43,434 INFO L93 Difference]: Finished difference Result 1360 states and 1925 transitions. [2024-11-16 08:42:43,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:43,434 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2024-11-16 08:42:43,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:43,436 INFO L225 Difference]: With dead ends: 1360 [2024-11-16 08:42:43,436 INFO L226 Difference]: Without dead ends: 1226 [2024-11-16 08:42:43,436 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 08:42:43,437 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1040 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:43,437 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 1223 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:43,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2024-11-16 08:42:43,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 820. [2024-11-16 08:42:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 820 states, 819 states have (on average 1.404151404151404) internal successors, (1150), 819 states have internal predecessors, (1150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1150 transitions. [2024-11-16 08:42:43,448 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1150 transitions. Word has length 116 [2024-11-16 08:42:43,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:43,449 INFO L471 AbstractCegarLoop]: Abstraction has 820 states and 1150 transitions. [2024-11-16 08:42:43,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1150 transitions. [2024-11-16 08:42:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-16 08:42:43,450 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:43,450 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] [2024-11-16 08:42:43,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-16 08:42:43,450 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:43,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:43,450 INFO L85 PathProgramCache]: Analyzing trace with hash -2138690775, now seen corresponding path program 1 times [2024-11-16 08:42:43,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:43,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498634925] [2024-11-16 08:42:43,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:43,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:43,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498634925] [2024-11-16 08:42:43,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498634925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:43,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:43,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:43,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363917336] [2024-11-16 08:42:43,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:43,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:43,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:43,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:43,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:43,570 INFO L87 Difference]: Start difference. First operand 820 states and 1150 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:43,660 INFO L93 Difference]: Finished difference Result 1492 states and 2116 transitions. [2024-11-16 08:42:43,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:43,661 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2024-11-16 08:42:43,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:43,663 INFO L225 Difference]: With dead ends: 1492 [2024-11-16 08:42:43,663 INFO L226 Difference]: Without dead ends: 1358 [2024-11-16 08:42:43,663 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 08:42:43,663 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 988 mSDsluCounter, 1088 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 988 SdHoareTripleChecker+Valid, 1368 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:43,664 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [988 Valid, 1368 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:43,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2024-11-16 08:42:43,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 952. [2024-11-16 08:42:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 951 states have (on average 1.4100946372239747) internal successors, (1341), 951 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1341 transitions. [2024-11-16 08:42:43,673 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1341 transitions. Word has length 116 [2024-11-16 08:42:43,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:43,674 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1341 transitions. [2024-11-16 08:42:43,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1341 transitions. [2024-11-16 08:42:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-16 08:42:43,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:43,675 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] [2024-11-16 08:42:43,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-16 08:42:43,675 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:43,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:43,676 INFO L85 PathProgramCache]: Analyzing trace with hash 54983181, now seen corresponding path program 1 times [2024-11-16 08:42:43,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:43,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492186881] [2024-11-16 08:42:43,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:43,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:43,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492186881] [2024-11-16 08:42:43,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492186881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:43,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:43,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 08:42:43,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919393159] [2024-11-16 08:42:43,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:43,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:43,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:43,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:43,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:43,860 INFO L87 Difference]: Start difference. First operand 952 states and 1341 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:43,959 INFO L93 Difference]: Finished difference Result 1814 states and 2585 transitions. [2024-11-16 08:42:43,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 08:42:43,959 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 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 117 [2024-11-16 08:42:43,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:43,961 INFO L225 Difference]: With dead ends: 1814 [2024-11-16 08:42:43,961 INFO L226 Difference]: Without dead ends: 954 [2024-11-16 08:42:43,962 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 08:42:43,962 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 178 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:43,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 575 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:43,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2024-11-16 08:42:43,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 952. [2024-11-16 08:42:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 951 states have (on average 1.4027339642481598) internal successors, (1334), 951 states have internal predecessors, (1334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1334 transitions. [2024-11-16 08:42:43,975 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1334 transitions. Word has length 117 [2024-11-16 08:42:43,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:43,975 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1334 transitions. [2024-11-16 08:42:43,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:43,976 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1334 transitions. [2024-11-16 08:42:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-16 08:42:43,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:43,977 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 08:42:43,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-16 08:42:43,977 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:43,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:43,978 INFO L85 PathProgramCache]: Analyzing trace with hash -665802227, now seen corresponding path program 1 times [2024-11-16 08:42:43,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:43,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525269484] [2024-11-16 08:42:43,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:43,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:44,120 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 08:42:44,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:44,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525269484] [2024-11-16 08:42:44,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525269484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:44,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:44,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:44,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686124296] [2024-11-16 08:42:44,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:44,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:44,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:44,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:44,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:44,123 INFO L87 Difference]: Start difference. First operand 952 states and 1334 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:44,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:44,326 INFO L93 Difference]: Finished difference Result 2711 states and 3845 transitions. [2024-11-16 08:42:44,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:42:44,326 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:44,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:44,328 INFO L225 Difference]: With dead ends: 2711 [2024-11-16 08:42:44,328 INFO L226 Difference]: Without dead ends: 1851 [2024-11-16 08:42:44,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:42:44,331 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 908 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 908 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:44,331 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [908 Valid, 347 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:44,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2024-11-16 08:42:44,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1225. [2024-11-16 08:42:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1225 states, 1224 states have (on average 1.3766339869281046) internal successors, (1685), 1224 states have internal predecessors, (1685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:44,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1685 transitions. [2024-11-16 08:42:44,348 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1685 transitions. Word has length 118 [2024-11-16 08:42:44,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:44,348 INFO L471 AbstractCegarLoop]: Abstraction has 1225 states and 1685 transitions. [2024-11-16 08:42:44,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:44,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1685 transitions. [2024-11-16 08:42:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-16 08:42:44,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:44,349 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 08:42:44,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-16 08:42:44,349 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:44,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:44,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1021154093, now seen corresponding path program 1 times [2024-11-16 08:42:44,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:44,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057796100] [2024-11-16 08:42:44,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:44,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:44,452 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 08:42:44,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:44,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057796100] [2024-11-16 08:42:44,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057796100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:44,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:44,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:44,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182098700] [2024-11-16 08:42:44,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:44,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:44,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:44,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:44,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:44,453 INFO L87 Difference]: Start difference. First operand 1225 states and 1685 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:44,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:44,641 INFO L93 Difference]: Finished difference Result 4349 states and 6107 transitions. [2024-11-16 08:42:44,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:44,642 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:44,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:44,646 INFO L225 Difference]: With dead ends: 4349 [2024-11-16 08:42:44,646 INFO L226 Difference]: Without dead ends: 3216 [2024-11-16 08:42:44,647 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 08:42:44,648 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 1090 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 386 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 08:42:44,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1090 Valid, 386 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:44,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3216 states. [2024-11-16 08:42:44,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3216 to 2486. [2024-11-16 08:42:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2486 states, 2485 states have (on average 1.3895372233400403) internal successors, (3453), 2485 states have internal predecessors, (3453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:44,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2486 states and 3453 transitions. [2024-11-16 08:42:44,677 INFO L78 Accepts]: Start accepts. Automaton has 2486 states and 3453 transitions. Word has length 118 [2024-11-16 08:42:44,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:44,677 INFO L471 AbstractCegarLoop]: Abstraction has 2486 states and 3453 transitions. [2024-11-16 08:42:44,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 3453 transitions. [2024-11-16 08:42:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-16 08:42:44,678 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:44,678 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:44,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-16 08:42:44,679 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:44,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:44,679 INFO L85 PathProgramCache]: Analyzing trace with hash -992044051, now seen corresponding path program 1 times [2024-11-16 08:42:44,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:44,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751614111] [2024-11-16 08:42:44,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:44,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:44,801 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 08:42:44,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:44,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751614111] [2024-11-16 08:42:44,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751614111] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:44,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:44,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:44,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587733179] [2024-11-16 08:42:44,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:44,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:44,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:44,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:44,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:44,802 INFO L87 Difference]: Start difference. First operand 2486 states and 3453 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:45,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:45,005 INFO L93 Difference]: Finished difference Result 8470 states and 11879 transitions. [2024-11-16 08:42:45,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:45,005 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:45,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:45,015 INFO L225 Difference]: With dead ends: 8470 [2024-11-16 08:42:45,015 INFO L226 Difference]: Without dead ends: 6076 [2024-11-16 08:42:45,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:45,019 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 1003 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 385 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 08:42:45,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1003 Valid, 385 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:45,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6076 states. [2024-11-16 08:42:45,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6076 to 5138. [2024-11-16 08:42:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5138 states, 5137 states have (on average 1.3959509441308156) internal successors, (7171), 5137 states have internal predecessors, (7171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:45,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5138 states to 5138 states and 7171 transitions. [2024-11-16 08:42:45,079 INFO L78 Accepts]: Start accepts. Automaton has 5138 states and 7171 transitions. Word has length 118 [2024-11-16 08:42:45,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:45,079 INFO L471 AbstractCegarLoop]: Abstraction has 5138 states and 7171 transitions. [2024-11-16 08:42:45,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:45,079 INFO L276 IsEmpty]: Start isEmpty. Operand 5138 states and 7171 transitions. [2024-11-16 08:42:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-16 08:42:45,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:45,081 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:42:45,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-16 08:42:45,081 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:45,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:45,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1384346835, now seen corresponding path program 1 times [2024-11-16 08:42:45,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:45,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507942183] [2024-11-16 08:42:45,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:45,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:45,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:45,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507942183] [2024-11-16 08:42:45,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507942183] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:45,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:45,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:45,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883465937] [2024-11-16 08:42:45,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:45,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:45,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:45,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:45,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:45,250 INFO L87 Difference]: Start difference. First operand 5138 states and 7171 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:45,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:45,471 INFO L93 Difference]: Finished difference Result 18454 states and 26049 transitions. [2024-11-16 08:42:45,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:45,474 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:45,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:45,496 INFO L225 Difference]: With dead ends: 18454 [2024-11-16 08:42:45,497 INFO L226 Difference]: Without dead ends: 13408 [2024-11-16 08:42:45,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:45,505 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 1177 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 387 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 08:42:45,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1177 Valid, 387 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:45,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13408 states. [2024-11-16 08:42:45,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13408 to 10702. [2024-11-16 08:42:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10702 states, 10701 states have (on average 1.3990281282123167) internal successors, (14971), 10701 states have internal predecessors, (14971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:45,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10702 states to 10702 states and 14971 transitions. [2024-11-16 08:42:45,640 INFO L78 Accepts]: Start accepts. Automaton has 10702 states and 14971 transitions. Word has length 118 [2024-11-16 08:42:45,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:45,641 INFO L471 AbstractCegarLoop]: Abstraction has 10702 states and 14971 transitions. [2024-11-16 08:42:45,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 6 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 08:42:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 10702 states and 14971 transitions. [2024-11-16 08:42:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-16 08:42:45,642 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:45,642 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] [2024-11-16 08:42:45,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-16 08:42:45,643 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:45,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:45,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1554604681, now seen corresponding path program 1 times [2024-11-16 08:42:45,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:45,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736373265] [2024-11-16 08:42:45,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:45,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:45,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:45,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736373265] [2024-11-16 08:42:45,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736373265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:45,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:45,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:45,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644498684] [2024-11-16 08:42:45,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:45,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 08:42:45,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:45,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 08:42:45,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-16 08:42:45,775 INFO L87 Difference]: Start difference. First operand 10702 states and 14971 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:46,048 INFO L93 Difference]: Finished difference Result 34210 states and 48045 transitions. [2024-11-16 08:42:46,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 08:42:46,049 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2024-11-16 08:42:46,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:46,080 INFO L225 Difference]: With dead ends: 34210 [2024-11-16 08:42:46,080 INFO L226 Difference]: Without dead ends: 23600 [2024-11-16 08:42:46,097 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-16 08:42:46,098 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 916 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 916 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:46,098 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [916 Valid, 384 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 08:42:46,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23600 states. [2024-11-16 08:42:46,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23600 to 22350. [2024-11-16 08:42:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22350 states, 22349 states have (on average 1.400465345205602) internal successors, (31299), 22349 states have internal predecessors, (31299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22350 states to 22350 states and 31299 transitions. [2024-11-16 08:42:46,372 INFO L78 Accepts]: Start accepts. Automaton has 22350 states and 31299 transitions. Word has length 119 [2024-11-16 08:42:46,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:46,372 INFO L471 AbstractCegarLoop]: Abstraction has 22350 states and 31299 transitions. [2024-11-16 08:42:46,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,373 INFO L276 IsEmpty]: Start isEmpty. Operand 22350 states and 31299 transitions. [2024-11-16 08:42:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-16 08:42:46,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:46,375 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] [2024-11-16 08:42:46,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-16 08:42:46,375 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:46,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:46,375 INFO L85 PathProgramCache]: Analyzing trace with hash -287536560, now seen corresponding path program 1 times [2024-11-16 08:42:46,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:46,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217233053] [2024-11-16 08:42:46,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:46,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:46,432 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 08:42:46,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:46,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217233053] [2024-11-16 08:42:46,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217233053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:46,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:46,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:46,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748154865] [2024-11-16 08:42:46,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:46,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:46,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:46,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:46,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:46,433 INFO L87 Difference]: Start difference. First operand 22350 states and 31299 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:46,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:46,565 INFO L93 Difference]: Finished difference Result 56722 states and 79013 transitions. [2024-11-16 08:42:46,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:46,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2024-11-16 08:42:46,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:46,611 INFO L225 Difference]: With dead ends: 56722 [2024-11-16 08:42:46,611 INFO L226 Difference]: Without dead ends: 34464 [2024-11-16 08:42:46,643 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 08:42:46,643 INFO L432 NwaCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 449 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 08:42:46,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 449 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:46,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34464 states. [2024-11-16 08:42:47,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34464 to 34462. [2024-11-16 08:42:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34462 states, 34461 states have (on average 1.3692870201096892) internal successors, (47187), 34461 states have internal predecessors, (47187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34462 states to 34462 states and 47187 transitions. [2024-11-16 08:42:47,165 INFO L78 Accepts]: Start accepts. Automaton has 34462 states and 47187 transitions. Word has length 119 [2024-11-16 08:42:47,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:47,166 INFO L471 AbstractCegarLoop]: Abstraction has 34462 states and 47187 transitions. [2024-11-16 08:42:47,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 34462 states and 47187 transitions. [2024-11-16 08:42:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-16 08:42:47,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:47,168 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:47,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-16 08:42:47,169 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:47,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:47,170 INFO L85 PathProgramCache]: Analyzing trace with hash -27445985, now seen corresponding path program 1 times [2024-11-16 08:42:47,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:47,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315097282] [2024-11-16 08:42:47,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:47,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:47,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:47,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:47,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315097282] [2024-11-16 08:42:47,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315097282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:47,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:47,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:47,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514999536] [2024-11-16 08:42:47,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:47,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:47,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:47,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:47,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:47,277 INFO L87 Difference]: Start difference. First operand 34462 states and 47187 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 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 08:42:47,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:47,584 INFO L93 Difference]: Finished difference Result 67586 states and 92405 transitions. [2024-11-16 08:42:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:47,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 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 08:42:47,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:47,621 INFO L225 Difference]: With dead ends: 67586 [2024-11-16 08:42:47,621 INFO L226 Difference]: Without dead ends: 33216 [2024-11-16 08:42:47,652 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 08:42:47,652 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 98 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 416 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 08:42:47,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 416 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:47,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33216 states. [2024-11-16 08:42:48,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33216 to 30342. [2024-11-16 08:42:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30342 states, 30341 states have (on average 1.3695988925875877) internal successors, (41555), 30341 states have internal predecessors, (41555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30342 states to 30342 states and 41555 transitions. [2024-11-16 08:42:48,143 INFO L78 Accepts]: Start accepts. Automaton has 30342 states and 41555 transitions. Word has length 120 [2024-11-16 08:42:48,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:48,143 INFO L471 AbstractCegarLoop]: Abstraction has 30342 states and 41555 transitions. [2024-11-16 08:42:48,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 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 08:42:48,144 INFO L276 IsEmpty]: Start isEmpty. Operand 30342 states and 41555 transitions. [2024-11-16 08:42:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-16 08:42:48,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:48,145 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 08:42:48,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-16 08:42:48,147 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:48,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:48,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1375185531, now seen corresponding path program 1 times [2024-11-16 08:42:48,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:48,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110044021] [2024-11-16 08:42:48,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:48,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:48,210 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 08:42:48,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:48,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110044021] [2024-11-16 08:42:48,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110044021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:48,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:48,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:48,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582862305] [2024-11-16 08:42:48,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:48,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:48,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:48,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:48,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:48,212 INFO L87 Difference]: Start difference. First operand 30342 states and 41555 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 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 08:42:48,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:48,357 INFO L93 Difference]: Finished difference Result 61386 states and 84117 transitions. [2024-11-16 08:42:48,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:48,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 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 08:42:48,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:48,397 INFO L225 Difference]: With dead ends: 61386 [2024-11-16 08:42:48,398 INFO L226 Difference]: Without dead ends: 31136 [2024-11-16 08:42:48,424 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 08:42:48,424 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 114 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 325 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 08:42:48,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 325 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:48,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31136 states. [2024-11-16 08:42:49,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31136 to 31134. [2024-11-16 08:42:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31134 states, 31133 states have (on average 1.3581408794526708) internal successors, (42283), 31133 states have internal predecessors, (42283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31134 states to 31134 states and 42283 transitions. [2024-11-16 08:42:49,149 INFO L78 Accepts]: Start accepts. Automaton has 31134 states and 42283 transitions. Word has length 121 [2024-11-16 08:42:49,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:49,149 INFO L471 AbstractCegarLoop]: Abstraction has 31134 states and 42283 transitions. [2024-11-16 08:42:49,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 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 08:42:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 31134 states and 42283 transitions. [2024-11-16 08:42:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-16 08:42:49,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:49,150 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 08:42:49,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-16 08:42:49,150 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:49,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:49,151 INFO L85 PathProgramCache]: Analyzing trace with hash -2018786685, now seen corresponding path program 1 times [2024-11-16 08:42:49,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:49,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289429790] [2024-11-16 08:42:49,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:49,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:49,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:49,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289429790] [2024-11-16 08:42:49,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289429790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:49,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:49,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:49,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289195086] [2024-11-16 08:42:49,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:49,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:49,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:49,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:49,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:49,265 INFO L87 Difference]: Start difference. First operand 31134 states and 42283 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 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 08:42:49,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:49,512 INFO L93 Difference]: Finished difference Result 60414 states and 81797 transitions. [2024-11-16 08:42:49,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:49,513 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 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 08:42:49,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:49,542 INFO L225 Difference]: With dead ends: 60414 [2024-11-16 08:42:49,542 INFO L226 Difference]: Without dead ends: 29372 [2024-11-16 08:42:49,558 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 08:42:49,558 INFO L432 NwaCegarLoop]: 258 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, 415 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 08:42:49,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 415 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:49,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29372 states. [2024-11-16 08:42:49,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29372 to 28722. [2024-11-16 08:42:49,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28722 states, 28721 states have (on average 1.3435117161658716) internal successors, (38587), 28721 states have internal predecessors, (38587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28722 states to 28722 states and 38587 transitions. [2024-11-16 08:42:50,027 INFO L78 Accepts]: Start accepts. Automaton has 28722 states and 38587 transitions. Word has length 121 [2024-11-16 08:42:50,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:50,028 INFO L471 AbstractCegarLoop]: Abstraction has 28722 states and 38587 transitions. [2024-11-16 08:42:50,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 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 08:42:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 28722 states and 38587 transitions. [2024-11-16 08:42:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-16 08:42:50,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:50,029 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 08:42:50,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-16 08:42:50,029 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:50,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:50,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1148136624, now seen corresponding path program 1 times [2024-11-16 08:42:50,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:50,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124601631] [2024-11-16 08:42:50,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:50,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:50,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:50,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124601631] [2024-11-16 08:42:50,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124601631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:50,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:50,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:50,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585194842] [2024-11-16 08:42:50,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:50,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:50,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:50,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:50,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:50,160 INFO L87 Difference]: Start difference. First operand 28722 states and 38587 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 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 08:42:50,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:50,387 INFO L93 Difference]: Finished difference Result 55674 states and 74517 transitions. [2024-11-16 08:42:50,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:50,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 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 08:42:50,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:50,414 INFO L225 Difference]: With dead ends: 55674 [2024-11-16 08:42:50,415 INFO L226 Difference]: Without dead ends: 27044 [2024-11-16 08:42:50,437 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 08:42:50,437 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 84 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:42:50,438 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 417 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 08:42:50,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27044 states. [2024-11-16 08:42:50,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27044 to 26562. [2024-11-16 08:42:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26562 states, 26561 states have (on average 1.326267836301344) internal successors, (35227), 26561 states have internal predecessors, (35227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:50,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26562 states to 26562 states and 35227 transitions. [2024-11-16 08:42:50,755 INFO L78 Accepts]: Start accepts. Automaton has 26562 states and 35227 transitions. Word has length 122 [2024-11-16 08:42:50,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:50,755 INFO L471 AbstractCegarLoop]: Abstraction has 26562 states and 35227 transitions. [2024-11-16 08:42:50,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 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 08:42:50,755 INFO L276 IsEmpty]: Start isEmpty. Operand 26562 states and 35227 transitions. [2024-11-16 08:42:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-16 08:42:50,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:50,756 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 08:42:50,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-16 08:42:50,756 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:50,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:50,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1716269590, now seen corresponding path program 1 times [2024-11-16 08:42:50,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:50,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539917360] [2024-11-16 08:42:50,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:50,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:50,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:50,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539917360] [2024-11-16 08:42:50,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539917360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:50,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:50,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:50,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619164188] [2024-11-16 08:42:50,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:50,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:50,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:50,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:50,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:50,972 INFO L87 Difference]: Start difference. First operand 26562 states and 35227 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 08:42:51,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:51,091 INFO L93 Difference]: Finished difference Result 51354 states and 67797 transitions. [2024-11-16 08:42:51,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:51,092 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 08:42:51,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:51,118 INFO L225 Difference]: With dead ends: 51354 [2024-11-16 08:42:51,119 INFO L226 Difference]: Without dead ends: 24884 [2024-11-16 08:42:51,135 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 08:42:51,135 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 77 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 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 08:42:51,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 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 08:42:51,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24884 states. [2024-11-16 08:42:51,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24884 to 24402. [2024-11-16 08:42:51,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24402 states, 24401 states have (on average 1.305971066759559) internal successors, (31867), 24401 states have internal predecessors, (31867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24402 states to 24402 states and 31867 transitions. [2024-11-16 08:42:51,467 INFO L78 Accepts]: Start accepts. Automaton has 24402 states and 31867 transitions. Word has length 123 [2024-11-16 08:42:51,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:51,467 INFO L471 AbstractCegarLoop]: Abstraction has 24402 states and 31867 transitions. [2024-11-16 08:42:51,467 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 08:42:51,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24402 states and 31867 transitions. [2024-11-16 08:42:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-16 08:42:51,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:51,468 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 08:42:51,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-16 08:42:51,469 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:51,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:51,469 INFO L85 PathProgramCache]: Analyzing trace with hash -526257277, now seen corresponding path program 1 times [2024-11-16 08:42:51,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:51,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595528648] [2024-11-16 08:42:51,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:51,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:51,614 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 08:42:51,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:51,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595528648] [2024-11-16 08:42:51,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595528648] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:51,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:51,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 08:42:51,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226465164] [2024-11-16 08:42:51,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:51,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 08:42:51,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:51,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 08:42:51,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 08:42:51,616 INFO L87 Difference]: Start difference. First operand 24402 states and 31867 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 08:42:51,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:51,747 INFO L93 Difference]: Finished difference Result 63662 states and 83389 transitions. [2024-11-16 08:42:51,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:42:51,748 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 08:42:51,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:51,786 INFO L225 Difference]: With dead ends: 63662 [2024-11-16 08:42:51,786 INFO L226 Difference]: Without dead ends: 39352 [2024-11-16 08:42:51,807 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 08:42:51,807 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 65 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 419 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 08:42:51,807 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 419 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:51,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39352 states. [2024-11-16 08:42:52,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39352 to 37110. [2024-11-16 08:42:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37110 states, 37109 states have (on average 1.3047778167021478) internal successors, (48419), 37109 states have internal predecessors, (48419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37110 states to 37110 states and 48419 transitions. [2024-11-16 08:42:52,254 INFO L78 Accepts]: Start accepts. Automaton has 37110 states and 48419 transitions. Word has length 124 [2024-11-16 08:42:52,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:52,254 INFO L471 AbstractCegarLoop]: Abstraction has 37110 states and 48419 transitions. [2024-11-16 08:42:52,254 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 08:42:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand 37110 states and 48419 transitions. [2024-11-16 08:42:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-16 08:42:52,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:52,255 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 08:42:52,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-16 08:42:52,255 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:52,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:52,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1970972503, now seen corresponding path program 1 times [2024-11-16 08:42:52,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:52,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058420408] [2024-11-16 08:42:52,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:52,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:52,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:52,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058420408] [2024-11-16 08:42:52,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058420408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:42:52,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:42:52,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 08:42:52,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174128095] [2024-11-16 08:42:52,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:42:52,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 08:42:52,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:42:52,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 08:42:52,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 08:42:52,615 INFO L87 Difference]: Start difference. First operand 37110 states and 48419 transitions. Second operand has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 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 08:42:52,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:42:52,724 INFO L93 Difference]: Finished difference Result 38072 states and 49572 transitions. [2024-11-16 08:42:52,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 08:42:52,725 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 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 08:42:52,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:42:52,768 INFO L225 Difference]: With dead ends: 38072 [2024-11-16 08:42:52,769 INFO L226 Difference]: Without dead ends: 38070 [2024-11-16 08:42:52,782 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 08:42:52,783 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 0 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 943 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 08:42:52,783 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 943 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:42:52,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38070 states. [2024-11-16 08:42:53,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38070 to 38070. [2024-11-16 08:42:53,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38070 states, 38069 states have (on average 1.291208069557908) internal successors, (49155), 38069 states have internal predecessors, (49155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 08:42:53,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38070 states to 38070 states and 49155 transitions. [2024-11-16 08:42:53,196 INFO L78 Accepts]: Start accepts. Automaton has 38070 states and 49155 transitions. Word has length 125 [2024-11-16 08:42:53,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:42:53,196 INFO L471 AbstractCegarLoop]: Abstraction has 38070 states and 49155 transitions. [2024-11-16 08:42:53,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 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 08:42:53,196 INFO L276 IsEmpty]: Start isEmpty. Operand 38070 states and 49155 transitions. [2024-11-16 08:42:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-16 08:42:53,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:42:53,200 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] [2024-11-16 08:42:53,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-16 08:42:53,201 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-11-16 08:42:53,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:42:53,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1115814256, now seen corresponding path program 1 times [2024-11-16 08:42:53,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:42:53,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289584254] [2024-11-16 08:42:53,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:53,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:42:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:42:53,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:42:53,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289584254] [2024-11-16 08:42:53,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289584254] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 08:42:53,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901012642] [2024-11-16 08:42:53,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:42:53,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:42:53,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:42:53,899 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 08:42:53,900 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 08:42:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:42:54,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-16 08:42:54,280 INFO L278 TraceCheckSpWp]: Computing forward predicates...