./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f8b90978b682a83c8f6f0d2fe75b83e30918fdef6451144e6a40fff2a4b9e706 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 15:10:39,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 15:10:39,774 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 15:10:39,780 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 15:10:39,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 15:10:39,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 15:10:39,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 15:10:39,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 15:10:39,813 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 15:10:39,814 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 15:10:39,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 15:10:39,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 15:10:39,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 15:10:39,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 15:10:39,816 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 15:10:39,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 15:10:39,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 15:10:39,820 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 15:10:39,820 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 15:10:39,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 15:10:39,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 15:10:39,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 15:10:39,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 15:10:39,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 15:10:39,823 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 15:10:39,823 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 15:10:39,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 15:10:39,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 15:10:39,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 15:10:39,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 15:10:39,825 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 15:10:39,825 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 15:10:39,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 15:10:39,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 15:10:39,827 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 15:10:39,827 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 15:10:39,827 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 15:10:39,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 15:10:39,828 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 15:10:39,828 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 15:10:39,828 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 15:10:39,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 15:10:39,829 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8b90978b682a83c8f6f0d2fe75b83e30918fdef6451144e6a40fff2a4b9e706 [2024-11-18 15:10:40,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 15:10:40,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 15:10:40,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 15:10:40,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 15:10:40,154 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 15:10:40,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c [2024-11-18 15:10:41,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 15:10:42,411 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 15:10:42,412 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c [2024-11-18 15:10:42,476 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd41c37c0/cd66890ec111452dbed54ef4ef76cfc6/FLAG4eb79a7c5 [2024-11-18 15:10:42,502 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd41c37c0/cd66890ec111452dbed54ef4ef76cfc6 [2024-11-18 15:10:42,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 15:10:42,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 15:10:42,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 15:10:42,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 15:10:42,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 15:10:42,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:10:42" (1/1) ... [2024-11-18 15:10:42,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1875fcc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:42, skipping insertion in model container [2024-11-18 15:10:42,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:10:42" (1/1) ... [2024-11-18 15:10:42,747 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 15:10:43,940 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[172160,172173] [2024-11-18 15:10:44,087 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[250199,250212] [2024-11-18 15:10:44,204 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[289422,289435] [2024-11-18 15:10:44,249 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[309133,309146] [2024-11-18 15:10:44,271 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[319011,319024] [2024-11-18 15:10:44,283 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[323922,323935] [2024-11-18 15:10:44,294 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[328750,328763] [2024-11-18 15:10:44,431 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[405185,405198] [2024-11-18 15:10:44,498 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[443553,443566] [2024-11-18 15:10:44,535 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[463065,463078] [2024-11-18 15:10:44,555 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[472989,473002] [2024-11-18 15:10:44,565 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[477943,477956] [2024-11-18 15:10:44,576 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[482814,482827] [2024-11-18 15:10:44,648 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[521320,521333] [2024-11-18 15:10:44,685 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[540838,540851] [2024-11-18 15:10:44,705 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[550762,550775] [2024-11-18 15:10:44,716 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[555716,555729] [2024-11-18 15:10:44,727 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[560575,560588] [2024-11-18 15:10:44,768 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[581321,581334] [2024-11-18 15:10:44,788 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[591188,591201] [2024-11-18 15:10:44,799 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[596115,596128] [2024-11-18 15:10:44,810 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[600957,600970] [2024-11-18 15:10:44,822 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[606379,606392] [2024-11-18 15:10:44,832 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[611215,611228] [2024-11-18 15:10:44,842 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[616142,616155] [2024-11-18 15:10:44,853 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[620984,620997] [2024-11-18 15:10:44,864 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[626027,626040] [2024-11-18 15:10:44,877 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[631036,631049] [2024-11-18 15:10:44,890 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[635974,635987] [2024-11-18 15:10:44,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 15:10:45,000 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 15:10:45,562 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[172160,172173] [2024-11-18 15:10:45,684 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[250199,250212] [2024-11-18 15:10:45,744 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[289422,289435] [2024-11-18 15:10:45,773 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[309133,309146] [2024-11-18 15:10:45,789 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[319011,319024] [2024-11-18 15:10:45,797 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[323922,323935] [2024-11-18 15:10:45,805 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[328750,328763] [2024-11-18 15:10:45,909 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[405185,405198] [2024-11-18 15:10:45,962 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[443553,443566] [2024-11-18 15:10:45,990 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[463065,463078] [2024-11-18 15:10:46,005 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[472989,473002] [2024-11-18 15:10:46,014 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[477943,477956] [2024-11-18 15:10:46,022 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[482814,482827] [2024-11-18 15:10:46,075 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[521320,521333] [2024-11-18 15:10:46,103 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[540838,540851] [2024-11-18 15:10:46,118 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[550762,550775] [2024-11-18 15:10:46,126 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[555716,555729] [2024-11-18 15:10:46,134 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[560575,560588] [2024-11-18 15:10:46,165 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[581321,581334] [2024-11-18 15:10:46,181 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[591188,591201] [2024-11-18 15:10:46,190 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[596115,596128] [2024-11-18 15:10:46,200 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[600957,600970] [2024-11-18 15:10:46,211 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[606379,606392] [2024-11-18 15:10:46,307 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[611215,611228] [2024-11-18 15:10:46,317 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[616142,616155] [2024-11-18 15:10:46,325 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[620984,620997] [2024-11-18 15:10:46,333 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[626027,626040] [2024-11-18 15:10:46,342 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.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[631036,631049] [2024-11-18 15:10:46,350 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c[635974,635987] [2024-11-18 15:10:46,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 15:10:46,422 INFO L204 MainTranslator]: Completed translation [2024-11-18 15:10:46,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46 WrapperNode [2024-11-18 15:10:46,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 15:10:46,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 15:10:46,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 15:10:46,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 15:10:46,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:46,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:46,717 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28257 [2024-11-18 15:10:46,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 15:10:46,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 15:10:46,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 15:10:46,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 15:10:46,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:46,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:46,772 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,009 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]. [2024-11-18 15:10:47,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 15:10:47,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 15:10:47,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 15:10:47,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 15:10:47,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (1/1) ... [2024-11-18 15:10:47,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 15:10:47,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 15:10:47,845 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) [2024-11-18 15:10:47,859 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 [2024-11-18 15:10:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 15:10:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 15:10:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 15:10:47,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 15:10:48,594 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 15:10:48,596 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 15:11:00,127 INFO L? ?]: Removed 5967 outVars from TransFormulas that were not future-live. [2024-11-18 15:11:00,127 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 15:11:00,207 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 15:11:00,207 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-18 15:11:00,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:00 BoogieIcfgContainer [2024-11-18 15:11:00,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 15:11:00,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 15:11:00,211 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 15:11:00,213 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 15:11:00,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:10:42" (1/3) ... [2024-11-18 15:11:00,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab32bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:11:00, skipping insertion in model container [2024-11-18 15:11:00,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:10:46" (2/3) ... [2024-11-18 15:11:00,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ab32bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:11:00, skipping insertion in model container [2024-11-18 15:11:00,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:11:00" (3/3) ... [2024-11-18 15:11:00,217 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+sep-reducer.c [2024-11-18 15:11:00,230 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 15:11:00,231 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2024-11-18 15:11:00,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 15:11:00,416 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;@24e381dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 15:11:00,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-11-18 15:11:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 5467 states, 5437 states have (on average 1.7491263564465698) internal successors, (9510), 5466 states have internal predecessors, (9510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-18 15:11:00,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:00,490 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] [2024-11-18 15:11:00,492 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:00,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:00,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1092592849, now seen corresponding path program 1 times [2024-11-18 15:11:00,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:00,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258966764] [2024-11-18 15:11:00,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:00,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:01,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:01,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:01,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258966764] [2024-11-18 15:11:01,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258966764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:01,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:01,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:01,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83223879] [2024-11-18 15:11:01,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:01,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:01,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:01,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:01,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:02,008 INFO L87 Difference]: Start difference. First operand has 5467 states, 5437 states have (on average 1.7491263564465698) internal successors, (9510), 5466 states have internal predecessors, (9510), 0 states have call successors, (0), 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 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:05,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:05,173 INFO L93 Difference]: Finished difference Result 6032 states and 10392 transitions. [2024-11-18 15:11:05,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:05,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2024-11-18 15:11:05,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:05,209 INFO L225 Difference]: With dead ends: 6032 [2024-11-18 15:11:05,210 INFO L226 Difference]: Without dead ends: 3368 [2024-11-18 15:11:05,222 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 [2024-11-18 15:11:05,226 INFO L432 NwaCegarLoop]: 3160 mSDtfsCounter, 17080 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 2600 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17080 SdHoareTripleChecker+Valid, 3238 SdHoareTripleChecker+Invalid, 2651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:05,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17080 Valid, 3238 Invalid, 2651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2600 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-18 15:11:05,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3368 states. [2024-11-18 15:11:05,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3368 to 3368. [2024-11-18 15:11:05,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3339 states have (on average 1.2961964660077867) internal successors, (4328), 3367 states have internal predecessors, (4328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:05,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 4328 transitions. [2024-11-18 15:11:05,368 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 4328 transitions. Word has length 102 [2024-11-18 15:11:05,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:05,369 INFO L471 AbstractCegarLoop]: Abstraction has 3368 states and 4328 transitions. [2024-11-18 15:11:05,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 4328 transitions. [2024-11-18 15:11:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-18 15:11:05,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:05,377 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:11:05,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 15:11:05,379 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:05,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:05,379 INFO L85 PathProgramCache]: Analyzing trace with hash 2083341886, now seen corresponding path program 1 times [2024-11-18 15:11:05,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:05,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088607489] [2024-11-18 15:11:05,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:05,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:05,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:05,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:05,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088607489] [2024-11-18 15:11:05,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088607489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:05,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:05,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:05,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45398821] [2024-11-18 15:11:05,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:05,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:05,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:05,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:05,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:05,865 INFO L87 Difference]: Start difference. First operand 3368 states and 4328 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:08,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:08,525 INFO L93 Difference]: Finished difference Result 4692 states and 6071 transitions. [2024-11-18 15:11:08,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:08,526 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2024-11-18 15:11:08,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:08,540 INFO L225 Difference]: With dead ends: 4692 [2024-11-18 15:11:08,540 INFO L226 Difference]: Without dead ends: 3112 [2024-11-18 15:11:08,543 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 [2024-11-18 15:11:08,544 INFO L432 NwaCegarLoop]: 1752 mSDtfsCounter, 11927 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 2289 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11927 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 2388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:08,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11927 Valid, 1804 Invalid, 2388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2289 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-18 15:11:08,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3112 states. [2024-11-18 15:11:08,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3112 to 3112. [2024-11-18 15:11:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3112 states, 3083 states have (on average 1.3100875770353553) internal successors, (4039), 3111 states have internal predecessors, (4039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 3112 states and 4039 transitions. [2024-11-18 15:11:08,606 INFO L78 Accepts]: Start accepts. Automaton has 3112 states and 4039 transitions. Word has length 102 [2024-11-18 15:11:08,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:08,607 INFO L471 AbstractCegarLoop]: Abstraction has 3112 states and 4039 transitions. [2024-11-18 15:11:08,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:08,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 4039 transitions. [2024-11-18 15:11:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-18 15:11:08,613 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:08,613 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] [2024-11-18 15:11:08,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 15:11:08,614 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:08,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:08,615 INFO L85 PathProgramCache]: Analyzing trace with hash -88773195, now seen corresponding path program 1 times [2024-11-18 15:11:08,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:08,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208691708] [2024-11-18 15:11:08,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:08,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:08,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:08,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208691708] [2024-11-18 15:11:08,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208691708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:08,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:08,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:08,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965811546] [2024-11-18 15:11:08,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:08,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:08,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:08,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:08,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:08,985 INFO L87 Difference]: Start difference. First operand 3112 states and 4039 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:11,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:11,965 INFO L93 Difference]: Finished difference Result 5599 states and 7322 transitions. [2024-11-18 15:11:11,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:11,966 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 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 102 [2024-11-18 15:11:11,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:11,981 INFO L225 Difference]: With dead ends: 5599 [2024-11-18 15:11:11,981 INFO L226 Difference]: Without dead ends: 4031 [2024-11-18 15:11:11,985 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 [2024-11-18 15:11:11,986 INFO L432 NwaCegarLoop]: 1729 mSDtfsCounter, 14110 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 2737 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14110 SdHoareTripleChecker+Valid, 2596 SdHoareTripleChecker+Invalid, 2758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 2737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:11,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14110 Valid, 2596 Invalid, 2758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 2737 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-18 15:11:11,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4031 states. [2024-11-18 15:11:12,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4031 to 3861. [2024-11-18 15:11:12,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3861 states, 3832 states have (on average 1.3457724425887265) internal successors, (5157), 3860 states have internal predecessors, (5157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 5157 transitions. [2024-11-18 15:11:12,078 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 5157 transitions. Word has length 102 [2024-11-18 15:11:12,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:12,079 INFO L471 AbstractCegarLoop]: Abstraction has 3861 states and 5157 transitions. [2024-11-18 15:11:12,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:12,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 5157 transitions. [2024-11-18 15:11:12,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-18 15:11:12,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:12,087 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] [2024-11-18 15:11:12,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 15:11:12,088 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:12,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:12,089 INFO L85 PathProgramCache]: Analyzing trace with hash -2026696452, now seen corresponding path program 1 times [2024-11-18 15:11:12,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:12,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170275891] [2024-11-18 15:11:12,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:12,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:12,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:12,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170275891] [2024-11-18 15:11:12,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170275891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:12,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:12,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:12,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864052775] [2024-11-18 15:11:12,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:12,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:12,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:12,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:12,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:12,605 INFO L87 Difference]: Start difference. First operand 3861 states and 5157 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:14,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:14,166 INFO L93 Difference]: Finished difference Result 4930 states and 6593 transitions. [2024-11-18 15:11:14,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:14,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 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 104 [2024-11-18 15:11:14,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:14,176 INFO L225 Difference]: With dead ends: 4930 [2024-11-18 15:11:14,176 INFO L226 Difference]: Without dead ends: 3001 [2024-11-18 15:11:14,179 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 [2024-11-18 15:11:14,180 INFO L432 NwaCegarLoop]: 1393 mSDtfsCounter, 8268 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1402 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8268 SdHoareTripleChecker+Valid, 1421 SdHoareTripleChecker+Invalid, 1425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 1402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:14,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8268 Valid, 1421 Invalid, 1425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 1402 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 15:11:14,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2024-11-18 15:11:14,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 3001. [2024-11-18 15:11:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3001 states, 2972 states have (on average 1.3617092866756393) internal successors, (4047), 3000 states have internal predecessors, (4047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 3001 states and 4047 transitions. [2024-11-18 15:11:14,237 INFO L78 Accepts]: Start accepts. Automaton has 3001 states and 4047 transitions. Word has length 104 [2024-11-18 15:11:14,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:14,237 INFO L471 AbstractCegarLoop]: Abstraction has 3001 states and 4047 transitions. [2024-11-18 15:11:14,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:14,238 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 4047 transitions. [2024-11-18 15:11:14,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-18 15:11:14,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:14,243 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] [2024-11-18 15:11:14,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 15:11:14,244 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:14,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:14,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1689722247, now seen corresponding path program 1 times [2024-11-18 15:11:14,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:14,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830055026] [2024-11-18 15:11:14,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:14,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:14,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:14,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830055026] [2024-11-18 15:11:14,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830055026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:14,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:14,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:14,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044931052] [2024-11-18 15:11:14,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:14,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:14,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:14,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:14,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:14,571 INFO L87 Difference]: Start difference. First operand 3001 states and 4047 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:15,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:15,934 INFO L93 Difference]: Finished difference Result 4320 states and 5839 transitions. [2024-11-18 15:11:15,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:15,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 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 106 [2024-11-18 15:11:15,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:15,945 INFO L225 Difference]: With dead ends: 4320 [2024-11-18 15:11:15,946 INFO L226 Difference]: Without dead ends: 2772 [2024-11-18 15:11:15,951 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 [2024-11-18 15:11:15,952 INFO L432 NwaCegarLoop]: 1326 mSDtfsCounter, 7654 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7654 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 1267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:15,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7654 Valid, 1338 Invalid, 1267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-18 15:11:15,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2772 states. [2024-11-18 15:11:16,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2772 to 2772. [2024-11-18 15:11:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2772 states, 2743 states have (on average 1.3722201968647467) internal successors, (3764), 2771 states have internal predecessors, (3764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2772 states and 3764 transitions. [2024-11-18 15:11:16,014 INFO L78 Accepts]: Start accepts. Automaton has 2772 states and 3764 transitions. Word has length 106 [2024-11-18 15:11:16,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:16,014 INFO L471 AbstractCegarLoop]: Abstraction has 2772 states and 3764 transitions. [2024-11-18 15:11:16,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:16,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3764 transitions. [2024-11-18 15:11:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-18 15:11:16,020 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:16,020 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] [2024-11-18 15:11:16,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 15:11:16,021 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:16,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:16,022 INFO L85 PathProgramCache]: Analyzing trace with hash 790399219, now seen corresponding path program 1 times [2024-11-18 15:11:16,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:16,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775606575] [2024-11-18 15:11:16,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:16,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:16,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:16,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:16,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775606575] [2024-11-18 15:11:16,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775606575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:16,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:16,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:16,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930841068] [2024-11-18 15:11:16,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:16,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:16,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:16,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:16,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:16,337 INFO L87 Difference]: Start difference. First operand 2772 states and 3764 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:17,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:17,415 INFO L93 Difference]: Finished difference Result 3983 states and 5410 transitions. [2024-11-18 15:11:17,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:17,416 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 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 108 [2024-11-18 15:11:17,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:17,423 INFO L225 Difference]: With dead ends: 3983 [2024-11-18 15:11:17,424 INFO L226 Difference]: Without dead ends: 2551 [2024-11-18 15:11:17,426 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 [2024-11-18 15:11:17,426 INFO L432 NwaCegarLoop]: 1241 mSDtfsCounter, 7037 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7037 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:17,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7037 Valid, 1261 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-18 15:11:17,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2551 states. [2024-11-18 15:11:17,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2551 to 2551. [2024-11-18 15:11:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2551 states, 2522 states have (on average 1.3794607454401269) internal successors, (3479), 2550 states have internal predecessors, (3479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2551 states and 3479 transitions. [2024-11-18 15:11:17,468 INFO L78 Accepts]: Start accepts. Automaton has 2551 states and 3479 transitions. Word has length 108 [2024-11-18 15:11:17,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:17,469 INFO L471 AbstractCegarLoop]: Abstraction has 2551 states and 3479 transitions. [2024-11-18 15:11:17,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3479 transitions. [2024-11-18 15:11:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-18 15:11:17,473 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:17,473 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:11:17,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 15:11:17,474 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:17,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:17,474 INFO L85 PathProgramCache]: Analyzing trace with hash -457820444, now seen corresponding path program 1 times [2024-11-18 15:11:17,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:17,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405968582] [2024-11-18 15:11:17,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:17,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:17,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:17,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405968582] [2024-11-18 15:11:17,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405968582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:17,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:17,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:11:17,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850994372] [2024-11-18 15:11:17,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:17,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:11:17,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:17,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:11:17,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:11:17,688 INFO L87 Difference]: Start difference. First operand 2551 states and 3479 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:18,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:18,490 INFO L93 Difference]: Finished difference Result 2942 states and 3949 transitions. [2024-11-18 15:11:18,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:11:18,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 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 110 [2024-11-18 15:11:18,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:18,497 INFO L225 Difference]: With dead ends: 2942 [2024-11-18 15:11:18,497 INFO L226 Difference]: Without dead ends: 1734 [2024-11-18 15:11:18,498 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 [2024-11-18 15:11:18,499 INFO L432 NwaCegarLoop]: 841 mSDtfsCounter, 4661 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4661 SdHoareTripleChecker+Valid, 885 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:18,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4661 Valid, 885 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 15:11:18,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1734 states. [2024-11-18 15:11:18,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1734 to 1734. [2024-11-18 15:11:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3941348973607037) internal successors, (2377), 1733 states have internal predecessors, (2377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:18,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2377 transitions. [2024-11-18 15:11:18,526 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2377 transitions. Word has length 110 [2024-11-18 15:11:18,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:18,526 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2377 transitions. [2024-11-18 15:11:18,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2377 transitions. [2024-11-18 15:11:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-18 15:11:18,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:18,530 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] [2024-11-18 15:11:18,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 15:11:18,531 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:18,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:18,531 INFO L85 PathProgramCache]: Analyzing trace with hash 521947695, now seen corresponding path program 1 times [2024-11-18 15:11:18,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:18,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955186103] [2024-11-18 15:11:18,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:18,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:19,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:19,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:19,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955186103] [2024-11-18 15:11:19,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955186103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:19,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:19,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 15:11:19,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671091255] [2024-11-18 15:11:19,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:19,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-18 15:11:19,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:19,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-18 15:11:19,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-18 15:11:19,464 INFO L87 Difference]: Start difference. First operand 1734 states and 2377 transitions. Second operand has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 11 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:22,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:22,073 INFO L93 Difference]: Finished difference Result 2868 states and 3909 transitions. [2024-11-18 15:11:22,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-18 15:11:22,074 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 11 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2024-11-18 15:11:22,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:22,083 INFO L225 Difference]: With dead ends: 2868 [2024-11-18 15:11:22,083 INFO L226 Difference]: Without dead ends: 2684 [2024-11-18 15:11:22,084 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 [2024-11-18 15:11:22,085 INFO L432 NwaCegarLoop]: 899 mSDtfsCounter, 8351 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 3904 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8351 SdHoareTripleChecker+Valid, 4838 SdHoareTripleChecker+Invalid, 3919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 3904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:22,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8351 Valid, 4838 Invalid, 3919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 3904 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-18 15:11:22,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2024-11-18 15:11:22,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 1756. [2024-11-18 15:11:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1756 states, 1727 states have (on average 1.3943254198031267) internal successors, (2408), 1755 states have internal predecessors, (2408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1756 states and 2408 transitions. [2024-11-18 15:11:22,124 INFO L78 Accepts]: Start accepts. Automaton has 1756 states and 2408 transitions. Word has length 112 [2024-11-18 15:11:22,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:22,125 INFO L471 AbstractCegarLoop]: Abstraction has 1756 states and 2408 transitions. [2024-11-18 15:11:22,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 11 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2408 transitions. [2024-11-18 15:11:22,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-18 15:11:22,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:22,129 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] [2024-11-18 15:11:22,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 15:11:22,131 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:22,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:22,132 INFO L85 PathProgramCache]: Analyzing trace with hash -2141698705, now seen corresponding path program 1 times [2024-11-18 15:11:22,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:22,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197188067] [2024-11-18 15:11:22,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:22,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:23,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:23,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:23,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197188067] [2024-11-18 15:11:23,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197188067] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:23,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:23,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:23,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215131506] [2024-11-18 15:11:23,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:23,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:23,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:23,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:23,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:23,005 INFO L87 Difference]: Start difference. First operand 1756 states and 2408 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:25,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:25,483 INFO L93 Difference]: Finished difference Result 2891 states and 3966 transitions. [2024-11-18 15:11:25,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-18 15:11:25,484 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2024-11-18 15:11:25,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:25,492 INFO L225 Difference]: With dead ends: 2891 [2024-11-18 15:11:25,492 INFO L226 Difference]: Without dead ends: 2472 [2024-11-18 15:11:25,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-18 15:11:25,494 INFO L432 NwaCegarLoop]: 932 mSDtfsCounter, 5839 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 3845 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5839 SdHoareTripleChecker+Valid, 5301 SdHoareTripleChecker+Invalid, 3852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:25,495 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5839 Valid, 5301 Invalid, 3852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3845 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-18 15:11:25,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2472 states. [2024-11-18 15:11:25,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2472 to 1734. [2024-11-18 15:11:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3935483870967742) internal successors, (2376), 1733 states have internal predecessors, (2376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2376 transitions. [2024-11-18 15:11:25,530 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2376 transitions. Word has length 112 [2024-11-18 15:11:25,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:25,530 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2376 transitions. [2024-11-18 15:11:25,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2376 transitions. [2024-11-18 15:11:25,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-18 15:11:25,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:25,534 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] [2024-11-18 15:11:25,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 15:11:25,534 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:25,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:25,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1864219921, now seen corresponding path program 1 times [2024-11-18 15:11:25,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:25,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095143898] [2024-11-18 15:11:25,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:25,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:26,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:26,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095143898] [2024-11-18 15:11:26,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095143898] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:26,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:26,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:26,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674319316] [2024-11-18 15:11:26,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:26,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:26,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:26,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:26,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:26,241 INFO L87 Difference]: Start difference. First operand 1734 states and 2376 transitions. Second operand has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:28,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:28,014 INFO L93 Difference]: Finished difference Result 2987 states and 4120 transitions. [2024-11-18 15:11:28,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:28,014 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2024-11-18 15:11:28,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:28,035 INFO L225 Difference]: With dead ends: 2987 [2024-11-18 15:11:28,036 INFO L226 Difference]: Without dead ends: 2704 [2024-11-18 15:11:28,037 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 [2024-11-18 15:11:28,038 INFO L432 NwaCegarLoop]: 1131 mSDtfsCounter, 8012 mSDsluCounter, 3806 mSDsCounter, 0 mSdLazyCounter, 3561 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8012 SdHoareTripleChecker+Valid, 4937 SdHoareTripleChecker+Invalid, 3568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:28,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8012 Valid, 4937 Invalid, 3568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3561 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 15:11:28,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2704 states. [2024-11-18 15:11:28,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2704 to 1734. [2024-11-18 15:11:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3929618768328447) internal successors, (2375), 1733 states have internal predecessors, (2375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2375 transitions. [2024-11-18 15:11:28,096 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2375 transitions. Word has length 112 [2024-11-18 15:11:28,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:28,097 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2375 transitions. [2024-11-18 15:11:28,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.444444444444445) internal successors, (112), 8 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2375 transitions. [2024-11-18 15:11:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-18 15:11:28,105 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:28,105 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] [2024-11-18 15:11:28,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 15:11:28,105 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:28,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:28,105 INFO L85 PathProgramCache]: Analyzing trace with hash -326667601, now seen corresponding path program 1 times [2024-11-18 15:11:28,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:28,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086555161] [2024-11-18 15:11:28,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:28,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:28,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:28,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086555161] [2024-11-18 15:11:28,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086555161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:28,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:28,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-18 15:11:28,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440935297] [2024-11-18 15:11:28,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:28,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 15:11:28,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:28,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 15:11:28,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-18 15:11:28,888 INFO L87 Difference]: Start difference. First operand 1734 states and 2375 transitions. Second operand has 11 states, 11 states have (on average 10.181818181818182) internal successors, (112), 10 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:31,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:31,567 INFO L93 Difference]: Finished difference Result 2866 states and 3932 transitions. [2024-11-18 15:11:31,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:31,568 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.181818181818182) internal successors, (112), 10 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2024-11-18 15:11:31,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:31,579 INFO L225 Difference]: With dead ends: 2866 [2024-11-18 15:11:31,580 INFO L226 Difference]: Without dead ends: 2645 [2024-11-18 15:11:31,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2024-11-18 15:11:31,582 INFO L432 NwaCegarLoop]: 918 mSDtfsCounter, 6972 mSDsluCounter, 3916 mSDsCounter, 0 mSdLazyCounter, 3572 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6972 SdHoareTripleChecker+Valid, 4834 SdHoareTripleChecker+Invalid, 3582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 3572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:31,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6972 Valid, 4834 Invalid, 3582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 3572 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-18 15:11:31,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2024-11-18 15:11:31,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 1734. [2024-11-18 15:11:31,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3917888563049854) internal successors, (2373), 1733 states have internal predecessors, (2373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2373 transitions. [2024-11-18 15:11:31,626 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2373 transitions. Word has length 112 [2024-11-18 15:11:31,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:31,627 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2373 transitions. [2024-11-18 15:11:31,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.181818181818182) internal successors, (112), 10 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2373 transitions. [2024-11-18 15:11:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-18 15:11:31,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:31,629 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] [2024-11-18 15:11:31,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-18 15:11:31,629 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:31,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:31,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1796458449, now seen corresponding path program 1 times [2024-11-18 15:11:31,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:31,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014902944] [2024-11-18 15:11:31,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:31,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:32,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:32,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014902944] [2024-11-18 15:11:32,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014902944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:32,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:32,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 15:11:32,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55791686] [2024-11-18 15:11:32,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:32,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 15:11:32,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:32,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 15:11:32,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-18 15:11:32,171 INFO L87 Difference]: Start difference. First operand 1734 states and 2373 transitions. Second operand has 8 states, 8 states have (on average 14.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:34,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:34,037 INFO L93 Difference]: Finished difference Result 3007 states and 3982 transitions. [2024-11-18 15:11:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 15:11:34,038 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2024-11-18 15:11:34,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:34,043 INFO L225 Difference]: With dead ends: 3007 [2024-11-18 15:11:34,043 INFO L226 Difference]: Without dead ends: 2276 [2024-11-18 15:11:34,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-18 15:11:34,044 INFO L432 NwaCegarLoop]: 781 mSDtfsCounter, 6462 mSDsluCounter, 2471 mSDsCounter, 0 mSdLazyCounter, 3127 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6462 SdHoareTripleChecker+Valid, 3252 SdHoareTripleChecker+Invalid, 3131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:34,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6462 Valid, 3252 Invalid, 3131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 3127 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-18 15:11:34,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2276 states. [2024-11-18 15:11:34,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2276 to 1734. [2024-11-18 15:11:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3912023460410556) internal successors, (2372), 1733 states have internal predecessors, (2372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2372 transitions. [2024-11-18 15:11:34,063 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2372 transitions. Word has length 112 [2024-11-18 15:11:34,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:34,064 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2372 transitions. [2024-11-18 15:11:34,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2372 transitions. [2024-11-18 15:11:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-18 15:11:34,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:34,067 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] [2024-11-18 15:11:34,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-18 15:11:34,067 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:34,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:34,067 INFO L85 PathProgramCache]: Analyzing trace with hash 551994640, now seen corresponding path program 1 times [2024-11-18 15:11:34,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:34,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372398886] [2024-11-18 15:11:34,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:34,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:34,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:34,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372398886] [2024-11-18 15:11:34,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372398886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:34,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:34,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:34,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342189005] [2024-11-18 15:11:34,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:34,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:34,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:34,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:34,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:34,459 INFO L87 Difference]: Start difference. First operand 1734 states and 2372 transitions. Second operand has 9 states, 9 states have (on average 12.555555555555555) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:36,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:36,408 INFO L93 Difference]: Finished difference Result 2893 states and 3978 transitions. [2024-11-18 15:11:36,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:36,408 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.555555555555555) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 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 113 [2024-11-18 15:11:36,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:36,414 INFO L225 Difference]: With dead ends: 2893 [2024-11-18 15:11:36,414 INFO L226 Difference]: Without dead ends: 2673 [2024-11-18 15:11:36,415 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 [2024-11-18 15:11:36,416 INFO L432 NwaCegarLoop]: 1012 mSDtfsCounter, 8463 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 3279 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8463 SdHoareTripleChecker+Valid, 4437 SdHoareTripleChecker+Invalid, 3286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:36,416 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8463 Valid, 4437 Invalid, 3286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3279 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-18 15:11:36,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2673 states. [2024-11-18 15:11:36,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2673 to 1734. [2024-11-18 15:11:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.390615835777126) internal successors, (2371), 1733 states have internal predecessors, (2371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2371 transitions. [2024-11-18 15:11:36,442 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2371 transitions. Word has length 113 [2024-11-18 15:11:36,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:36,442 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2371 transitions. [2024-11-18 15:11:36,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.555555555555555) internal successors, (113), 8 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2371 transitions. [2024-11-18 15:11:36,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 15:11:36,445 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:36,445 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] [2024-11-18 15:11:36,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-18 15:11:36,446 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:36,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:36,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1400819156, now seen corresponding path program 1 times [2024-11-18 15:11:36,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:36,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544116290] [2024-11-18 15:11:36,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:36,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:36,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:36,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544116290] [2024-11-18 15:11:36,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544116290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:36,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:36,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:36,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232616496] [2024-11-18 15:11:36,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:36,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:36,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:36,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:36,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:36,951 INFO L87 Difference]: Start difference. First operand 1734 states and 2371 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:39,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:39,045 INFO L93 Difference]: Finished difference Result 3103 states and 4269 transitions. [2024-11-18 15:11:39,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:39,046 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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 [2024-11-18 15:11:39,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:39,053 INFO L225 Difference]: With dead ends: 3103 [2024-11-18 15:11:39,053 INFO L226 Difference]: Without dead ends: 2704 [2024-11-18 15:11:39,055 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 [2024-11-18 15:11:39,055 INFO L432 NwaCegarLoop]: 1131 mSDtfsCounter, 7993 mSDsluCounter, 3806 mSDsCounter, 0 mSdLazyCounter, 3546 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7993 SdHoareTripleChecker+Valid, 4937 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:39,056 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7993 Valid, 4937 Invalid, 3553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3546 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-18 15:11:39,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2704 states. [2024-11-18 15:11:39,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2704 to 1734. [2024-11-18 15:11:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3894428152492668) internal successors, (2369), 1733 states have internal predecessors, (2369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2369 transitions. [2024-11-18 15:11:39,088 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2369 transitions. Word has length 114 [2024-11-18 15:11:39,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:39,092 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2369 transitions. [2024-11-18 15:11:39,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2369 transitions. [2024-11-18 15:11:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 15:11:39,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:39,101 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] [2024-11-18 15:11:39,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-18 15:11:39,101 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:39,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:39,102 INFO L85 PathProgramCache]: Analyzing trace with hash 265165076, now seen corresponding path program 1 times [2024-11-18 15:11:39,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:39,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954250839] [2024-11-18 15:11:39,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:39,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:39,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:39,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954250839] [2024-11-18 15:11:39,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954250839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:39,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:39,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:39,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373803260] [2024-11-18 15:11:39,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:39,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:39,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:39,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:39,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:39,655 INFO L87 Difference]: Start difference. First operand 1734 states and 2369 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:41,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:41,176 INFO L93 Difference]: Finished difference Result 2538 states and 3486 transitions. [2024-11-18 15:11:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:41,177 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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 [2024-11-18 15:11:41,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:41,179 INFO L225 Difference]: With dead ends: 2538 [2024-11-18 15:11:41,179 INFO L226 Difference]: Without dead ends: 1824 [2024-11-18 15:11:41,181 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2024-11-18 15:11:41,182 INFO L432 NwaCegarLoop]: 931 mSDtfsCounter, 2627 mSDsluCounter, 3196 mSDsCounter, 0 mSdLazyCounter, 2996 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2627 SdHoareTripleChecker+Valid, 4127 SdHoareTripleChecker+Invalid, 3002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:41,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2627 Valid, 4127 Invalid, 3002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2996 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 15:11:41,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1824 states. [2024-11-18 15:11:41,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1824 to 1734. [2024-11-18 15:11:41,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3882697947214075) internal successors, (2367), 1733 states have internal predecessors, (2367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:41,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2367 transitions. [2024-11-18 15:11:41,197 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2367 transitions. Word has length 114 [2024-11-18 15:11:41,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:41,198 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2367 transitions. [2024-11-18 15:11:41,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:41,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2367 transitions. [2024-11-18 15:11:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 15:11:41,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:41,200 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] [2024-11-18 15:11:41,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-18 15:11:41,200 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:41,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:41,201 INFO L85 PathProgramCache]: Analyzing trace with hash -13080044, now seen corresponding path program 1 times [2024-11-18 15:11:41,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:41,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551477258] [2024-11-18 15:11:41,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:41,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:41,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:41,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:41,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551477258] [2024-11-18 15:11:41,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551477258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:41,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:41,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:41,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049531151] [2024-11-18 15:11:41,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:41,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:41,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:41,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:41,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:41,529 INFO L87 Difference]: Start difference. First operand 1734 states and 2367 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:43,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:43,531 INFO L93 Difference]: Finished difference Result 3008 states and 4132 transitions. [2024-11-18 15:11:43,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-18 15:11:43,531 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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 [2024-11-18 15:11:43,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:43,535 INFO L225 Difference]: With dead ends: 3008 [2024-11-18 15:11:43,536 INFO L226 Difference]: Without dead ends: 2704 [2024-11-18 15:11:43,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-18 15:11:43,537 INFO L432 NwaCegarLoop]: 1416 mSDtfsCounter, 3277 mSDsluCounter, 4655 mSDsCounter, 0 mSdLazyCounter, 4334 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3277 SdHoareTripleChecker+Valid, 6071 SdHoareTripleChecker+Invalid, 4339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 4334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:43,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3277 Valid, 6071 Invalid, 4339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 4334 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-18 15:11:43,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2704 states. [2024-11-18 15:11:43,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2704 to 1734. [2024-11-18 15:11:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.387683284457478) internal successors, (2366), 1733 states have internal predecessors, (2366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:43,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2366 transitions. [2024-11-18 15:11:43,557 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2366 transitions. Word has length 114 [2024-11-18 15:11:43,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:43,557 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2366 transitions. [2024-11-18 15:11:43,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2366 transitions. [2024-11-18 15:11:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 15:11:43,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:43,559 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:11:43,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-18 15:11:43,560 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:43,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:43,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1189391956, now seen corresponding path program 1 times [2024-11-18 15:11:43,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:43,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6786840] [2024-11-18 15:11:43,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:43,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:43,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6786840] [2024-11-18 15:11:43,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6786840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:43,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:43,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:43,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594054220] [2024-11-18 15:11:43,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:43,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:43,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:43,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:43,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:43,868 INFO L87 Difference]: Start difference. First operand 1734 states and 2366 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:45,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:45,637 INFO L93 Difference]: Finished difference Result 2900 states and 3979 transitions. [2024-11-18 15:11:45,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:45,638 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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 [2024-11-18 15:11:45,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:45,641 INFO L225 Difference]: With dead ends: 2900 [2024-11-18 15:11:45,641 INFO L226 Difference]: Without dead ends: 2673 [2024-11-18 15:11:45,642 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 [2024-11-18 15:11:45,643 INFO L432 NwaCegarLoop]: 1219 mSDtfsCounter, 4451 mSDsluCounter, 4044 mSDsCounter, 0 mSdLazyCounter, 3848 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4451 SdHoareTripleChecker+Valid, 5263 SdHoareTripleChecker+Invalid, 3854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:45,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4451 Valid, 5263 Invalid, 3854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3848 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 15:11:45,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2673 states. [2024-11-18 15:11:45,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2673 to 1734. [2024-11-18 15:11:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3870967741935485) internal successors, (2365), 1733 states have internal predecessors, (2365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:45,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2365 transitions. [2024-11-18 15:11:45,667 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2365 transitions. Word has length 114 [2024-11-18 15:11:45,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:45,667 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2365 transitions. [2024-11-18 15:11:45,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2365 transitions. [2024-11-18 15:11:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 15:11:45,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:45,670 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] [2024-11-18 15:11:45,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-18 15:11:45,671 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:45,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:45,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1486418668, now seen corresponding path program 1 times [2024-11-18 15:11:45,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:45,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406093862] [2024-11-18 15:11:45,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:45,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:46,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:46,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406093862] [2024-11-18 15:11:46,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406093862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:46,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:46,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:46,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293571162] [2024-11-18 15:11:46,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:46,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:46,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:46,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:46,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:46,064 INFO L87 Difference]: Start difference. First operand 1734 states and 2365 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:47,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:47,985 INFO L93 Difference]: Finished difference Result 2848 states and 3893 transitions. [2024-11-18 15:11:47,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-18 15:11:47,986 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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 [2024-11-18 15:11:47,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:47,990 INFO L225 Difference]: With dead ends: 2848 [2024-11-18 15:11:47,991 INFO L226 Difference]: Without dead ends: 2649 [2024-11-18 15:11:47,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-18 15:11:47,992 INFO L432 NwaCegarLoop]: 1003 mSDtfsCounter, 8422 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 3222 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8422 SdHoareTripleChecker+Valid, 4362 SdHoareTripleChecker+Invalid, 3229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:47,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8422 Valid, 4362 Invalid, 3229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3222 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-18 15:11:47,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2649 states. [2024-11-18 15:11:48,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2649 to 1734. [2024-11-18 15:11:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3865102639296187) internal successors, (2364), 1733 states have internal predecessors, (2364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:48,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2364 transitions. [2024-11-18 15:11:48,012 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2364 transitions. Word has length 114 [2024-11-18 15:11:48,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:48,012 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2364 transitions. [2024-11-18 15:11:48,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:48,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2364 transitions. [2024-11-18 15:11:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 15:11:48,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:48,016 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:11:48,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-18 15:11:48,017 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:48,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:48,018 INFO L85 PathProgramCache]: Analyzing trace with hash -404323814, now seen corresponding path program 1 times [2024-11-18 15:11:48,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:48,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664636425] [2024-11-18 15:11:48,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:48,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:48,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:48,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664636425] [2024-11-18 15:11:48,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664636425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:48,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:48,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:48,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557524370] [2024-11-18 15:11:48,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:48,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:48,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:48,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:48,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:48,412 INFO L87 Difference]: Start difference. First operand 1734 states and 2364 transitions. Second operand has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:50,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:50,324 INFO L93 Difference]: Finished difference Result 2840 states and 3884 transitions. [2024-11-18 15:11:50,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:50,325 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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 [2024-11-18 15:11:50,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:50,329 INFO L225 Difference]: With dead ends: 2840 [2024-11-18 15:11:50,329 INFO L226 Difference]: Without dead ends: 2649 [2024-11-18 15:11:50,330 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 [2024-11-18 15:11:50,331 INFO L432 NwaCegarLoop]: 1003 mSDtfsCounter, 6233 mSDsluCounter, 3362 mSDsCounter, 0 mSdLazyCounter, 3215 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6233 SdHoareTripleChecker+Valid, 4365 SdHoareTripleChecker+Invalid, 3222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:50,331 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6233 Valid, 4365 Invalid, 3222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3215 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-18 15:11:50,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2649 states. [2024-11-18 15:11:50,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2649 to 1734. [2024-11-18 15:11:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3859237536656892) internal successors, (2363), 1733 states have internal predecessors, (2363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:50,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2363 transitions. [2024-11-18 15:11:50,350 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2363 transitions. Word has length 114 [2024-11-18 15:11:50,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:50,350 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2363 transitions. [2024-11-18 15:11:50,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 8 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) [2024-11-18 15:11:50,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2363 transitions. [2024-11-18 15:11:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-18 15:11:50,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:50,352 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] [2024-11-18 15:11:50,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-18 15:11:50,352 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:50,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:50,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1589275381, now seen corresponding path program 1 times [2024-11-18 15:11:50,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:50,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076664710] [2024-11-18 15:11:50,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:50,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:50,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:50,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:50,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076664710] [2024-11-18 15:11:50,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076664710] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:50,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:50,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:50,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685295798] [2024-11-18 15:11:50,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:50,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:50,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:50,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:50,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:50,791 INFO L87 Difference]: Start difference. First operand 1734 states and 2363 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:52,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:52,602 INFO L93 Difference]: Finished difference Result 2952 states and 4045 transitions. [2024-11-18 15:11:52,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:52,603 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 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 115 [2024-11-18 15:11:52,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:52,607 INFO L225 Difference]: With dead ends: 2952 [2024-11-18 15:11:52,607 INFO L226 Difference]: Without dead ends: 2673 [2024-11-18 15:11:52,608 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 [2024-11-18 15:11:52,609 INFO L432 NwaCegarLoop]: 1219 mSDtfsCounter, 7430 mSDsluCounter, 4044 mSDsCounter, 0 mSdLazyCounter, 3831 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7430 SdHoareTripleChecker+Valid, 5263 SdHoareTripleChecker+Invalid, 3838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 3831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:52,609 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7430 Valid, 5263 Invalid, 3838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 3831 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 15:11:52,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2673 states. [2024-11-18 15:11:52,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2673 to 1734. [2024-11-18 15:11:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.38475073313783) internal successors, (2361), 1733 states have internal predecessors, (2361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:52,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2361 transitions. [2024-11-18 15:11:52,633 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2361 transitions. Word has length 115 [2024-11-18 15:11:52,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:52,633 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2361 transitions. [2024-11-18 15:11:52,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2361 transitions. [2024-11-18 15:11:52,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-18 15:11:52,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:52,636 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:11:52,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-18 15:11:52,636 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:52,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:52,637 INFO L85 PathProgramCache]: Analyzing trace with hash 519576363, now seen corresponding path program 1 times [2024-11-18 15:11:52,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:52,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969011873] [2024-11-18 15:11:52,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:52,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:53,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:53,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:53,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969011873] [2024-11-18 15:11:53,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969011873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:53,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:53,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:53,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395120855] [2024-11-18 15:11:53,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:53,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:53,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:53,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:53,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:53,106 INFO L87 Difference]: Start difference. First operand 1734 states and 2361 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:55,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:55,390 INFO L93 Difference]: Finished difference Result 2867 states and 3917 transitions. [2024-11-18 15:11:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:55,391 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 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 115 [2024-11-18 15:11:55,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:55,395 INFO L225 Difference]: With dead ends: 2867 [2024-11-18 15:11:55,395 INFO L226 Difference]: Without dead ends: 2649 [2024-11-18 15:11:55,396 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 [2024-11-18 15:11:55,397 INFO L432 NwaCegarLoop]: 1046 mSDtfsCounter, 7060 mSDsluCounter, 4467 mSDsCounter, 0 mSdLazyCounter, 4016 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7060 SdHoareTripleChecker+Valid, 5513 SdHoareTripleChecker+Invalid, 4023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:55,397 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7060 Valid, 5513 Invalid, 4023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4016 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-18 15:11:55,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2649 states. [2024-11-18 15:11:55,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2649 to 1734. [2024-11-18 15:11:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3835777126099706) internal successors, (2359), 1733 states have internal predecessors, (2359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2359 transitions. [2024-11-18 15:11:55,419 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2359 transitions. Word has length 115 [2024-11-18 15:11:55,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:55,419 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2359 transitions. [2024-11-18 15:11:55,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:55,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2359 transitions. [2024-11-18 15:11:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-18 15:11:55,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:55,422 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] [2024-11-18 15:11:55,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-18 15:11:55,422 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:55,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:55,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1088967413, now seen corresponding path program 1 times [2024-11-18 15:11:55,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:55,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211216820] [2024-11-18 15:11:55,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:55,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:55,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:55,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211216820] [2024-11-18 15:11:55,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211216820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:55,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:55,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:55,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409482550] [2024-11-18 15:11:55,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:55,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:55,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:55,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:55,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:55,871 INFO L87 Difference]: Start difference. First operand 1734 states and 2359 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:58,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:11:58,146 INFO L93 Difference]: Finished difference Result 2842 states and 3881 transitions. [2024-11-18 15:11:58,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:11:58,147 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 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 115 [2024-11-18 15:11:58,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:11:58,150 INFO L225 Difference]: With dead ends: 2842 [2024-11-18 15:11:58,150 INFO L226 Difference]: Without dead ends: 2649 [2024-11-18 15:11:58,151 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 [2024-11-18 15:11:58,152 INFO L432 NwaCegarLoop]: 1046 mSDtfsCounter, 7056 mSDsluCounter, 4467 mSDsCounter, 0 mSdLazyCounter, 4012 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7056 SdHoareTripleChecker+Valid, 5513 SdHoareTripleChecker+Invalid, 4019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-18 15:11:58,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7056 Valid, 5513 Invalid, 4019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4012 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-18 15:11:58,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2649 states. [2024-11-18 15:11:58,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2649 to 1734. [2024-11-18 15:11:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3829912023460411) internal successors, (2358), 1733 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:58,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2358 transitions. [2024-11-18 15:11:58,170 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2358 transitions. Word has length 115 [2024-11-18 15:11:58,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:11:58,170 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2358 transitions. [2024-11-18 15:11:58,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:11:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2358 transitions. [2024-11-18 15:11:58,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-18 15:11:58,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:11:58,173 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] [2024-11-18 15:11:58,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-18 15:11:58,173 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:11:58,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:11:58,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1614159349, now seen corresponding path program 1 times [2024-11-18 15:11:58,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:11:58,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044971687] [2024-11-18 15:11:58,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:11:58,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:11:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:11:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:11:58,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:11:58,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044971687] [2024-11-18 15:11:58,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044971687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:11:58,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:11:58,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:11:58,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468717256] [2024-11-18 15:11:58,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:11:58,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:11:58,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:11:58,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:11:58,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:11:58,733 INFO L87 Difference]: Start difference. First operand 1734 states and 2358 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:12:00,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:12:00,899 INFO L93 Difference]: Finished difference Result 2843 states and 3881 transitions. [2024-11-18 15:12:00,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:12:00,900 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 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 115 [2024-11-18 15:12:00,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:12:00,903 INFO L225 Difference]: With dead ends: 2843 [2024-11-18 15:12:00,903 INFO L226 Difference]: Without dead ends: 2649 [2024-11-18 15:12:00,904 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 [2024-11-18 15:12:00,904 INFO L432 NwaCegarLoop]: 1046 mSDtfsCounter, 7052 mSDsluCounter, 4467 mSDsCounter, 0 mSdLazyCounter, 4008 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7052 SdHoareTripleChecker+Valid, 5513 SdHoareTripleChecker+Invalid, 4015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-18 15:12:00,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7052 Valid, 5513 Invalid, 4015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4008 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-18 15:12:00,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2649 states. [2024-11-18 15:12:00,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2649 to 1734. [2024-11-18 15:12:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3824046920821114) internal successors, (2357), 1733 states have internal predecessors, (2357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:12:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2357 transitions. [2024-11-18 15:12:00,924 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2357 transitions. Word has length 115 [2024-11-18 15:12:00,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:12:00,924 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2357 transitions. [2024-11-18 15:12:00,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:12:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2357 transitions. [2024-11-18 15:12:00,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-18 15:12:00,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:12:00,927 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] [2024-11-18 15:12:00,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-18 15:12:00,927 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:12:00,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:12:00,928 INFO L85 PathProgramCache]: Analyzing trace with hash -171173269, now seen corresponding path program 1 times [2024-11-18 15:12:00,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:12:00,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946581068] [2024-11-18 15:12:00,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:12:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:12:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:12:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:12:01,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:12:01,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946581068] [2024-11-18 15:12:01,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946581068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:12:01,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:12:01,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:12:01,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784433545] [2024-11-18 15:12:01,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:12:01,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:12:01,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:12:01,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:12:01,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:12:01,313 INFO L87 Difference]: Start difference. First operand 1734 states and 2357 transitions. Second operand has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:12:03,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:12:03,485 INFO L93 Difference]: Finished difference Result 2901 states and 3967 transitions. [2024-11-18 15:12:03,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-18 15:12:03,486 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 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 115 [2024-11-18 15:12:03,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:12:03,489 INFO L225 Difference]: With dead ends: 2901 [2024-11-18 15:12:03,489 INFO L226 Difference]: Without dead ends: 2673 [2024-11-18 15:12:03,490 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 [2024-11-18 15:12:03,490 INFO L432 NwaCegarLoop]: 1216 mSDtfsCounter, 5444 mSDsluCounter, 4032 mSDsCounter, 0 mSdLazyCounter, 3817 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5444 SdHoareTripleChecker+Valid, 5248 SdHoareTripleChecker+Invalid, 3823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 3817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-18 15:12:03,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5444 Valid, 5248 Invalid, 3823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 3817 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-18 15:12:03,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2673 states. [2024-11-18 15:12:03,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2673 to 1734. [2024-11-18 15:12:03,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1705 states have (on average 1.3818181818181818) internal successors, (2356), 1733 states have internal predecessors, (2356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:12:03,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 2356 transitions. [2024-11-18 15:12:03,506 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 2356 transitions. Word has length 115 [2024-11-18 15:12:03,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:12:03,506 INFO L471 AbstractCegarLoop]: Abstraction has 1734 states and 2356 transitions. [2024-11-18 15:12:03,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.777777777777779) internal successors, (115), 8 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:12:03,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2356 transitions. [2024-11-18 15:12:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-18 15:12:03,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:12:03,508 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] [2024-11-18 15:12:03,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-18 15:12:03,509 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2024-11-18 15:12:03,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:12:03,509 INFO L85 PathProgramCache]: Analyzing trace with hash -31670965, now seen corresponding path program 1 times [2024-11-18 15:12:03,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:12:03,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889518800] [2024-11-18 15:12:03,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:12:03,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:12:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat