./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB --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 92ab77284c41e8949aa8a67882902909eedb25047f32a3303bcd08767adce507 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:24:23,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:24:23,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:24:23,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:24:23,297 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:24:23,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:24:23,330 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:24:23,330 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:24:23,331 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:24:23,331 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:24:23,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:24:23,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:24:23,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:24:23,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:24:23,332 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:24:23,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:24:23,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:24:23,333 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:24:23,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:24:23,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:24:23,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:24:23,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:24:23,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:24:23,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:24:23,334 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:24:23,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:24:23,335 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:24:23,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:24:23,335 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:24:23,335 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:23,335 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:24:23,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:23,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:23,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:24:23,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:24:23,337 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 92ab77284c41e8949aa8a67882902909eedb25047f32a3303bcd08767adce507 [2024-11-28 03:24:23,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:24:23,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:24:23,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:24:23,730 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:24:23,730 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:24:23,732 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-28 03:24:27,139 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/data/d54950f42/e5e278935af64a94bc4369665a84fca0/FLAG095bd6e78 [2024-11-28 03:24:27,940 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:24:27,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-28 03:24:27,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/data/d54950f42/e5e278935af64a94bc4369665a84fca0/FLAG095bd6e78 [2024-11-28 03:24:28,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/data/d54950f42/e5e278935af64a94bc4369665a84fca0 [2024-11-28 03:24:28,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:24:28,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:24:28,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:28,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:24:28,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:24:28,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:28" (1/1) ... [2024-11-28 03:24:28,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0127e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:28, skipping insertion in model container [2024-11-28 03:24:28,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:28" (1/1) ... [2024-11-28 03:24:28,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:24:29,015 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26799,26812] [2024-11-28 03:24:29,067 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33129,33142] [2024-11-28 03:24:29,211 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[57661,57674] [2024-11-28 03:24:29,244 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[65696,65709] [2024-11-28 03:24:29,308 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[71499,71512] [2024-11-28 03:24:29,346 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[82182,82195] [2024-11-28 03:24:29,374 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[90107,90120] [2024-11-28 03:24:29,398 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[97295,97308] [2024-11-28 03:24:29,508 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[131822,131835] [2024-11-28 03:24:29,519 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[134930,134943] [2024-11-28 03:24:29,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[142923,142936] [2024-11-28 03:24:29,564 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[148707,148720] [2024-11-28 03:24:29,629 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[171333,171346] [2024-11-28 03:24:29,715 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[199069,199082] [2024-11-28 03:24:29,792 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[225502,225515] [2024-11-28 03:24:29,869 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[252663,252676] [2024-11-28 03:24:30,012 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[283670,283683] [2024-11-28 03:24:30,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:30,377 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:24:30,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26799,26812] [2024-11-28 03:24:30,577 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33129,33142] [2024-11-28 03:24:30,657 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[57661,57674] [2024-11-28 03:24:30,687 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[65696,65709] [2024-11-28 03:24:30,707 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[71499,71512] [2024-11-28 03:24:30,747 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[82182,82195] [2024-11-28 03:24:30,774 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[90107,90120] [2024-11-28 03:24:30,800 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[97295,97308] [2024-11-28 03:24:30,910 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[131822,131835] [2024-11-28 03:24:30,921 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[134930,134943] [2024-11-28 03:24:30,947 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[142923,142936] [2024-11-28 03:24:30,966 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[148707,148720] [2024-11-28 03:24:31,036 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[171333,171346] [2024-11-28 03:24:31,123 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[199069,199082] [2024-11-28 03:24:31,200 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[225502,225515] [2024-11-28 03:24:31,285 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[252663,252676] [2024-11-28 03:24:31,454 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[283670,283683] [2024-11-28 03:24:31,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:31,732 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:24:31,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31 WrapperNode [2024-11-28 03:24:31,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:31,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:31,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:24:31,735 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:24:31,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:31,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,376 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 17942 [2024-11-28 03:24:32,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:32,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:24:32,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:24:32,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:24:32,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,452 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,670 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]. [2024-11-28 03:24:32,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,828 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:32,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:33,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:33,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:24:33,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:24:33,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:24:33,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:24:33,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (1/1) ... [2024-11-28 03:24:33,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:33,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:33,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:33,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55450ec9-c308-49c6-902e-08895a81823f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:24:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:24:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:24:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:24:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:24:33,886 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:24:33,889 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:24:44,763 INFO L? ?]: Removed 3204 outVars from TransFormulas that were not future-live. [2024-11-28 03:24:44,764 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:24:44,844 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:24:44,844 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 03:24:44,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:44 BoogieIcfgContainer [2024-11-28 03:24:44,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:24:44,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:24:44,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:24:44,857 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:24:44,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:24:28" (1/3) ... [2024-11-28 03:24:44,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c50b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:24:44, skipping insertion in model container [2024-11-28 03:24:44,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:31" (2/3) ... [2024-11-28 03:24:44,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c50b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:24:44, skipping insertion in model container [2024-11-28 03:24:44,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:44" (3/3) ... [2024-11-28 03:24:44,863 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-28 03:24:44,881 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:24:44,887 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c that has 1 procedures, 3532 locations, 1 initial locations, 0 loop locations, and 17 error locations. [2024-11-28 03:24:45,085 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:24:45,101 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;@4f5ff66c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:24:45,102 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-11-28 03:24:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand has 3532 states, 3514 states have (on average 1.8264086511098463) internal successors, (6418), 3531 states have internal predecessors, (6418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:45,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-28 03:24:45,168 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:45,169 INFO L218 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] [2024-11-28 03:24:45,169 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:24:45,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:45,175 INFO L85 PathProgramCache]: Analyzing trace with hash -912153875, now seen corresponding path program 1 times [2024-11-28 03:24:45,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:45,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129981466] [2024-11-28 03:24:45,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:45,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:24:46,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:46,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129981466] [2024-11-28 03:24:46,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129981466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:46,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:46,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:24:46,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928901198] [2024-11-28 03:24:46,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:46,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:24:46,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:46,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:24:46,185 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:24:46,195 INFO L87 Difference]: Start difference. First operand has 3532 states, 3514 states have (on average 1.8264086511098463) internal successors, (6418), 3531 states have internal predecessors, (6418), 0 states have call successors, (0), 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 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:51,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:51,889 INFO L93 Difference]: Finished difference Result 6625 states and 11820 transitions. [2024-11-28 03:24:51,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:24:51,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2024-11-28 03:24:51,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:51,932 INFO L225 Difference]: With dead ends: 6625 [2024-11-28 03:24:51,932 INFO L226 Difference]: Without dead ends: 4205 [2024-11-28 03:24:51,942 INFO L434 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 [2024-11-28 03:24:51,946 INFO L435 NwaCegarLoop]: 2778 mSDtfsCounter, 19742 mSDsluCounter, 1150 mSDsCounter, 0 mSdLazyCounter, 3575 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19742 SdHoareTripleChecker+Valid, 3928 SdHoareTripleChecker+Invalid, 3712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 3575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:51,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19742 Valid, 3928 Invalid, 3712 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [137 Valid, 3575 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 03:24:51,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4205 states. [2024-11-28 03:24:52,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4205 to 4181. [2024-11-28 03:24:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4181 states, 4164 states have (on average 1.340537944284342) internal successors, (5582), 4180 states have internal predecessors, (5582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:52,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 4181 states and 5582 transitions. [2024-11-28 03:24:52,191 INFO L78 Accepts]: Start accepts. Automaton has 4181 states and 5582 transitions. Word has length 64 [2024-11-28 03:24:52,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:52,192 INFO L471 AbstractCegarLoop]: Abstraction has 4181 states and 5582 transitions. [2024-11-28 03:24:52,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 5582 transitions. [2024-11-28 03:24:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-28 03:24:52,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:52,209 INFO L218 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] [2024-11-28 03:24:52,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:24:52,210 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:24:52,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:52,211 INFO L85 PathProgramCache]: Analyzing trace with hash -919069742, now seen corresponding path program 1 times [2024-11-28 03:24:52,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:52,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762059577] [2024-11-28 03:24:52,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:52,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:24:52,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:52,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762059577] [2024-11-28 03:24:52,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762059577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:52,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:52,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:24:52,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910442736] [2024-11-28 03:24:52,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:52,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:24:52,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:52,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:24:52,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:24:52,584 INFO L87 Difference]: Start difference. First operand 4181 states and 5582 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:55,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:55,574 INFO L93 Difference]: Finished difference Result 7784 states and 10420 transitions. [2024-11-28 03:24:55,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:24:55,574 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2024-11-28 03:24:55,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:55,592 INFO L225 Difference]: With dead ends: 7784 [2024-11-28 03:24:55,592 INFO L226 Difference]: Without dead ends: 4765 [2024-11-28 03:24:55,596 INFO L434 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 [2024-11-28 03:24:55,597 INFO L435 NwaCegarLoop]: 1520 mSDtfsCounter, 11477 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 2210 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11477 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 2270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:55,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11477 Valid, 2077 Invalid, 2270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2210 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-28 03:24:55,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2024-11-28 03:24:55,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 4745. [2024-11-28 03:24:55,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4745 states, 4728 states have (on average 1.3517343485617597) internal successors, (6391), 4744 states have internal predecessors, (6391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4745 states to 4745 states and 6391 transitions. [2024-11-28 03:24:55,726 INFO L78 Accepts]: Start accepts. Automaton has 4745 states and 6391 transitions. Word has length 65 [2024-11-28 03:24:55,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:55,727 INFO L471 AbstractCegarLoop]: Abstraction has 4745 states and 6391 transitions. [2024-11-28 03:24:55,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 4745 states and 6391 transitions. [2024-11-28 03:24:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-28 03:24:55,734 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:55,734 INFO L218 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] [2024-11-28 03:24:55,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:24:55,738 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:24:55,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:55,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1793005613, now seen corresponding path program 1 times [2024-11-28 03:24:55,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:55,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081578604] [2024-11-28 03:24:55,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:55,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:56,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:24:56,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:56,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081578604] [2024-11-28 03:24:56,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081578604] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:56,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:56,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:24:56,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562260776] [2024-11-28 03:24:56,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:56,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:24:56,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:56,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:24:56,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:24:56,132 INFO L87 Difference]: Start difference. First operand 4745 states and 6391 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:58,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:58,463 INFO L93 Difference]: Finished difference Result 9719 states and 13133 transitions. [2024-11-28 03:24:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:24:58,463 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2024-11-28 03:24:58,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:58,484 INFO L225 Difference]: With dead ends: 9719 [2024-11-28 03:24:58,484 INFO L226 Difference]: Without dead ends: 6620 [2024-11-28 03:24:58,488 INFO L434 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 [2024-11-28 03:24:58,489 INFO L435 NwaCegarLoop]: 1493 mSDtfsCounter, 10937 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 1983 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10937 SdHoareTripleChecker+Valid, 2132 SdHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:58,490 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10937 Valid, 2132 Invalid, 2042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1983 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-28 03:24:58,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6620 states. [2024-11-28 03:24:58,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6620 to 6593. [2024-11-28 03:24:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6593 states, 6576 states have (on average 1.3585766423357664) internal successors, (8934), 6592 states have internal predecessors, (8934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:58,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6593 states to 6593 states and 8934 transitions. [2024-11-28 03:24:58,637 INFO L78 Accepts]: Start accepts. Automaton has 6593 states and 8934 transitions. Word has length 65 [2024-11-28 03:24:58,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:58,637 INFO L471 AbstractCegarLoop]: Abstraction has 6593 states and 8934 transitions. [2024-11-28 03:24:58,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 6593 states and 8934 transitions. [2024-11-28 03:24:58,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-28 03:24:58,645 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:58,645 INFO L218 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] [2024-11-28 03:24:58,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:24:58,645 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:24:58,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:58,646 INFO L85 PathProgramCache]: Analyzing trace with hash -958325289, now seen corresponding path program 1 times [2024-11-28 03:24:58,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:58,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756110658] [2024-11-28 03:24:58,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:58,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:24:58,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:58,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756110658] [2024-11-28 03:24:58,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756110658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:58,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:58,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:24:58,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827818741] [2024-11-28 03:24:58,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:58,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:24:58,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:58,890 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:24:58,890 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:24:58,890 INFO L87 Difference]: Start difference. First operand 6593 states and 8934 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:00,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:00,610 INFO L93 Difference]: Finished difference Result 12889 states and 17643 transitions. [2024-11-28 03:25:00,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:25:00,610 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2024-11-28 03:25:00,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:00,627 INFO L225 Difference]: With dead ends: 12889 [2024-11-28 03:25:00,627 INFO L226 Difference]: Without dead ends: 8503 [2024-11-28 03:25:00,633 INFO L434 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 [2024-11-28 03:25:00,633 INFO L435 NwaCegarLoop]: 1364 mSDtfsCounter, 9341 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 1630 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9341 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 1630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:00,634 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9341 Valid, 1841 Invalid, 1654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 1630 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 03:25:00,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8503 states. [2024-11-28 03:25:00,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8503 to 8468. [2024-11-28 03:25:00,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8468 states, 8451 states have (on average 1.3742752337001538) internal successors, (11614), 8467 states have internal predecessors, (11614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8468 states to 8468 states and 11614 transitions. [2024-11-28 03:25:00,794 INFO L78 Accepts]: Start accepts. Automaton has 8468 states and 11614 transitions. Word has length 66 [2024-11-28 03:25:00,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:00,795 INFO L471 AbstractCegarLoop]: Abstraction has 8468 states and 11614 transitions. [2024-11-28 03:25:00,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:00,795 INFO L276 IsEmpty]: Start isEmpty. Operand 8468 states and 11614 transitions. [2024-11-28 03:25:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-28 03:25:00,802 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:00,802 INFO L218 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] [2024-11-28 03:25:00,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:25:00,803 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:00,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:00,803 INFO L85 PathProgramCache]: Analyzing trace with hash 215811001, now seen corresponding path program 1 times [2024-11-28 03:25:00,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:00,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865090080] [2024-11-28 03:25:00,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:00,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:01,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:01,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:01,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865090080] [2024-11-28 03:25:01,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865090080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:01,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:01,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:01,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153377453] [2024-11-28 03:25:01,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:01,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:01,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:01,468 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:01,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:01,468 INFO L87 Difference]: Start difference. First operand 8468 states and 11614 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:05,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:05,874 INFO L93 Difference]: Finished difference Result 14362 states and 20046 transitions. [2024-11-28 03:25:05,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:05,875 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2024-11-28 03:25:05,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:05,908 INFO L225 Difference]: With dead ends: 14362 [2024-11-28 03:25:05,909 INFO L226 Difference]: Without dead ends: 13003 [2024-11-28 03:25:05,912 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-28 03:25:05,913 INFO L435 NwaCegarLoop]: 1377 mSDtfsCounter, 7247 mSDsluCounter, 4526 mSDsCounter, 0 mSdLazyCounter, 6615 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7247 SdHoareTripleChecker+Valid, 5903 SdHoareTripleChecker+Invalid, 6751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 6615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:05,913 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7247 Valid, 5903 Invalid, 6751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 6615 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-28 03:25:05,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13003 states. [2024-11-28 03:25:06,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13003 to 8411. [2024-11-28 03:25:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8411 states, 8394 states have (on average 1.3738384560400285) internal successors, (11532), 8410 states have internal predecessors, (11532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8411 states to 8411 states and 11532 transitions. [2024-11-28 03:25:06,083 INFO L78 Accepts]: Start accepts. Automaton has 8411 states and 11532 transitions. Word has length 66 [2024-11-28 03:25:06,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:06,084 INFO L471 AbstractCegarLoop]: Abstraction has 8411 states and 11532 transitions. [2024-11-28 03:25:06,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 8411 states and 11532 transitions. [2024-11-28 03:25:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-28 03:25:06,092 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:06,092 INFO L218 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] [2024-11-28 03:25:06,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:25:06,092 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:06,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:06,093 INFO L85 PathProgramCache]: Analyzing trace with hash -531315301, now seen corresponding path program 1 times [2024-11-28 03:25:06,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:06,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232000850] [2024-11-28 03:25:06,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:06,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:06,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:06,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232000850] [2024-11-28 03:25:06,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232000850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:06,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:06,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:25:06,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028571266] [2024-11-28 03:25:06,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:06,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:25:06,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:06,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:25:06,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:25:06,685 INFO L87 Difference]: Start difference. First operand 8411 states and 11532 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:10,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:10,118 INFO L93 Difference]: Finished difference Result 11393 states and 15871 transitions. [2024-11-28 03:25:10,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:25:10,118 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2024-11-28 03:25:10,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:10,140 INFO L225 Difference]: With dead ends: 11393 [2024-11-28 03:25:10,140 INFO L226 Difference]: Without dead ends: 9928 [2024-11-28 03:25:10,144 INFO L434 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 [2024-11-28 03:25:10,145 INFO L435 NwaCegarLoop]: 1348 mSDtfsCounter, 11242 mSDsluCounter, 4559 mSDsCounter, 0 mSdLazyCounter, 5233 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11242 SdHoareTripleChecker+Valid, 5907 SdHoareTripleChecker+Invalid, 5248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 5233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:10,145 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11242 Valid, 5907 Invalid, 5248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 5233 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-28 03:25:10,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9928 states. [2024-11-28 03:25:10,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9928 to 8260. [2024-11-28 03:25:10,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8260 states, 8243 states have (on average 1.3732864248453234) internal successors, (11320), 8259 states have internal predecessors, (11320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8260 states to 8260 states and 11320 transitions. [2024-11-28 03:25:10,284 INFO L78 Accepts]: Start accepts. Automaton has 8260 states and 11320 transitions. Word has length 66 [2024-11-28 03:25:10,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:10,284 INFO L471 AbstractCegarLoop]: Abstraction has 8260 states and 11320 transitions. [2024-11-28 03:25:10,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 8260 states and 11320 transitions. [2024-11-28 03:25:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-28 03:25:10,290 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:10,290 INFO L218 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] [2024-11-28 03:25:10,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:25:10,290 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:10,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:10,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1567621872, now seen corresponding path program 1 times [2024-11-28 03:25:10,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:10,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742922029] [2024-11-28 03:25:10,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:10,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:10,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:10,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:10,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742922029] [2024-11-28 03:25:10,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742922029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:10,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:10,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:10,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177606072] [2024-11-28 03:25:10,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:10,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:10,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:10,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:10,781 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:10,781 INFO L87 Difference]: Start difference. First operand 8260 states and 11320 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:14,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:14,686 INFO L93 Difference]: Finished difference Result 13213 states and 18419 transitions. [2024-11-28 03:25:14,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:25:14,686 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2024-11-28 03:25:14,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:14,713 INFO L225 Difference]: With dead ends: 13213 [2024-11-28 03:25:14,713 INFO L226 Difference]: Without dead ends: 13205 [2024-11-28 03:25:14,716 INFO L434 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 [2024-11-28 03:25:14,717 INFO L435 NwaCegarLoop]: 1428 mSDtfsCounter, 9354 mSDsluCounter, 5246 mSDsCounter, 0 mSdLazyCounter, 6511 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9354 SdHoareTripleChecker+Valid, 6674 SdHoareTripleChecker+Invalid, 6579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 6511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:14,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9354 Valid, 6674 Invalid, 6579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 6511 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-28 03:25:14,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13205 states. [2024-11-28 03:25:14,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13205 to 8260. [2024-11-28 03:25:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8260 states, 8243 states have (on average 1.373165109790125) internal successors, (11319), 8259 states have internal predecessors, (11319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8260 states to 8260 states and 11319 transitions. [2024-11-28 03:25:14,898 INFO L78 Accepts]: Start accepts. Automaton has 8260 states and 11319 transitions. Word has length 67 [2024-11-28 03:25:14,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:14,898 INFO L471 AbstractCegarLoop]: Abstraction has 8260 states and 11319 transitions. [2024-11-28 03:25:14,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:14,898 INFO L276 IsEmpty]: Start isEmpty. Operand 8260 states and 11319 transitions. [2024-11-28 03:25:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-28 03:25:14,903 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:14,903 INFO L218 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] [2024-11-28 03:25:14,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:25:14,904 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:14,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:14,904 INFO L85 PathProgramCache]: Analyzing trace with hash 435988824, now seen corresponding path program 1 times [2024-11-28 03:25:14,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:14,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612743812] [2024-11-28 03:25:14,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:14,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:15,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:15,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:15,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612743812] [2024-11-28 03:25:15,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612743812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:15,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:15,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:15,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850592412] [2024-11-28 03:25:15,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:15,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:15,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:15,372 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:15,372 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:15,372 INFO L87 Difference]: Start difference. First operand 8260 states and 11319 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:18,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:18,563 INFO L93 Difference]: Finished difference Result 9700 states and 13330 transitions. [2024-11-28 03:25:18,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:18,564 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2024-11-28 03:25:18,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:18,580 INFO L225 Difference]: With dead ends: 9700 [2024-11-28 03:25:18,580 INFO L226 Difference]: Without dead ends: 9695 [2024-11-28 03:25:18,583 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:25:18,584 INFO L435 NwaCegarLoop]: 1375 mSDtfsCounter, 13102 mSDsluCounter, 4417 mSDsCounter, 0 mSdLazyCounter, 5178 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13102 SdHoareTripleChecker+Valid, 5792 SdHoareTripleChecker+Invalid, 5202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 5178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:18,584 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13102 Valid, 5792 Invalid, 5202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 5178 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-28 03:25:18,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9695 states. [2024-11-28 03:25:18,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9695 to 8260. [2024-11-28 03:25:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8260 states, 8243 states have (on average 1.3730437947349265) internal successors, (11318), 8259 states have internal predecessors, (11318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:18,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8260 states to 8260 states and 11318 transitions. [2024-11-28 03:25:18,855 INFO L78 Accepts]: Start accepts. Automaton has 8260 states and 11318 transitions. Word has length 67 [2024-11-28 03:25:18,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:18,855 INFO L471 AbstractCegarLoop]: Abstraction has 8260 states and 11318 transitions. [2024-11-28 03:25:18,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:18,856 INFO L276 IsEmpty]: Start isEmpty. Operand 8260 states and 11318 transitions. [2024-11-28 03:25:18,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-28 03:25:18,862 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:18,863 INFO L218 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] [2024-11-28 03:25:18,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:25:18,863 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:18,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:18,864 INFO L85 PathProgramCache]: Analyzing trace with hash -2090357239, now seen corresponding path program 1 times [2024-11-28 03:25:18,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:18,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135262971] [2024-11-28 03:25:18,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:18,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:19,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:19,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135262971] [2024-11-28 03:25:19,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135262971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:19,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:19,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 03:25:19,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759539565] [2024-11-28 03:25:19,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:19,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:25:19,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:19,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:25:19,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:25:19,845 INFO L87 Difference]: Start difference. First operand 8260 states and 11318 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:21,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:21,785 INFO L93 Difference]: Finished difference Result 10281 states and 14262 transitions. [2024-11-28 03:25:21,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:21,785 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2024-11-28 03:25:21,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:21,800 INFO L225 Difference]: With dead ends: 10281 [2024-11-28 03:25:21,800 INFO L226 Difference]: Without dead ends: 10277 [2024-11-28 03:25:21,803 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2024-11-28 03:25:21,804 INFO L435 NwaCegarLoop]: 2389 mSDtfsCounter, 14841 mSDsluCounter, 11578 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14841 SdHoareTripleChecker+Valid, 13967 SdHoareTripleChecker+Invalid, 1665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:21,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14841 Valid, 13967 Invalid, 1665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 03:25:21,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10277 states. [2024-11-28 03:25:21,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10277 to 8256. [2024-11-28 03:25:21,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8256 states, 8240 states have (on average 1.3730582524271844) internal successors, (11314), 8255 states have internal predecessors, (11314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8256 states to 8256 states and 11314 transitions. [2024-11-28 03:25:21,947 INFO L78 Accepts]: Start accepts. Automaton has 8256 states and 11314 transitions. Word has length 67 [2024-11-28 03:25:21,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:21,947 INFO L471 AbstractCegarLoop]: Abstraction has 8256 states and 11314 transitions. [2024-11-28 03:25:21,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 11 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 8256 states and 11314 transitions. [2024-11-28 03:25:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-28 03:25:21,953 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:21,953 INFO L218 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] [2024-11-28 03:25:21,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:25:21,953 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:21,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:21,959 INFO L85 PathProgramCache]: Analyzing trace with hash 822338575, now seen corresponding path program 1 times [2024-11-28 03:25:21,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:21,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576843750] [2024-11-28 03:25:21,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:21,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:23,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:23,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:23,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576843750] [2024-11-28 03:25:23,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576843750] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:23,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:23,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 03:25:23,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843896394] [2024-11-28 03:25:23,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:23,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:25:23,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:23,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:25:23,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:25:23,193 INFO L87 Difference]: Start difference. First operand 8256 states and 11314 transitions. Second operand has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:25,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:25,151 INFO L93 Difference]: Finished difference Result 10277 states and 14258 transitions. [2024-11-28 03:25:25,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:25,152 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2024-11-28 03:25:25,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:25,162 INFO L225 Difference]: With dead ends: 10277 [2024-11-28 03:25:25,162 INFO L226 Difference]: Without dead ends: 10273 [2024-11-28 03:25:25,166 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:25:25,166 INFO L435 NwaCegarLoop]: 2386 mSDtfsCounter, 14808 mSDsluCounter, 10324 mSDsCounter, 0 mSdLazyCounter, 1559 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14808 SdHoareTripleChecker+Valid, 12710 SdHoareTripleChecker+Invalid, 1578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:25,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14808 Valid, 12710 Invalid, 1578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1559 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 03:25:25,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10273 states. [2024-11-28 03:25:25,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10273 to 8252. [2024-11-28 03:25:25,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8252 states, 8237 states have (on average 1.3730727206507223) internal successors, (11310), 8251 states have internal predecessors, (11310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8252 states to 8252 states and 11310 transitions. [2024-11-28 03:25:25,375 INFO L78 Accepts]: Start accepts. Automaton has 8252 states and 11310 transitions. Word has length 67 [2024-11-28 03:25:25,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:25,375 INFO L471 AbstractCegarLoop]: Abstraction has 8252 states and 11310 transitions. [2024-11-28 03:25:25,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 8252 states and 11310 transitions. [2024-11-28 03:25:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:25:25,381 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:25,381 INFO L218 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] [2024-11-28 03:25:25,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:25:25,381 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:25,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:25,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1877034391, now seen corresponding path program 1 times [2024-11-28 03:25:25,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:25,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263271842] [2024-11-28 03:25:25,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:25,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:26,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:26,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263271842] [2024-11-28 03:25:26,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263271842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:26,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:26,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 03:25:26,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988989955] [2024-11-28 03:25:26,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:26,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:25:26,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:26,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:25:26,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:25:26,209 INFO L87 Difference]: Start difference. First operand 8252 states and 11310 transitions. Second operand has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:29,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:29,703 INFO L93 Difference]: Finished difference Result 13525 states and 18899 transitions. [2024-11-28 03:25:29,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:29,704 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-11-28 03:25:29,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:29,714 INFO L225 Difference]: With dead ends: 13525 [2024-11-28 03:25:29,714 INFO L226 Difference]: Without dead ends: 13514 [2024-11-28 03:25:29,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:25:29,718 INFO L435 NwaCegarLoop]: 2355 mSDtfsCounter, 16430 mSDsluCounter, 11249 mSDsCounter, 0 mSdLazyCounter, 3320 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16430 SdHoareTripleChecker+Valid, 13604 SdHoareTripleChecker+Invalid, 3411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 3320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:29,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16430 Valid, 13604 Invalid, 3411 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [91 Valid, 3320 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-28 03:25:29,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13514 states. [2024-11-28 03:25:29,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13514 to 8246. [2024-11-28 03:25:29,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8246 states, 8231 states have (on average 1.3732231806584863) internal successors, (11303), 8245 states have internal predecessors, (11303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8246 states to 8246 states and 11303 transitions. [2024-11-28 03:25:29,864 INFO L78 Accepts]: Start accepts. Automaton has 8246 states and 11303 transitions. Word has length 68 [2024-11-28 03:25:29,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:29,864 INFO L471 AbstractCegarLoop]: Abstraction has 8246 states and 11303 transitions. [2024-11-28 03:25:29,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 8246 states and 11303 transitions. [2024-11-28 03:25:29,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:25:29,870 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:29,870 INFO L218 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] [2024-11-28 03:25:29,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:25:29,870 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:29,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:29,871 INFO L85 PathProgramCache]: Analyzing trace with hash 702049040, now seen corresponding path program 1 times [2024-11-28 03:25:29,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:29,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140975434] [2024-11-28 03:25:29,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:29,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:30,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:30,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140975434] [2024-11-28 03:25:30,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140975434] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:30,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:30,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:25:30,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351853398] [2024-11-28 03:25:30,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:30,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:25:30,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:30,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:25:30,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:25:30,209 INFO L87 Difference]: Start difference. First operand 8246 states and 11303 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:33,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:33,148 INFO L93 Difference]: Finished difference Result 11490 states and 15996 transitions. [2024-11-28 03:25:33,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:25:33,148 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-11-28 03:25:33,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:33,156 INFO L225 Difference]: With dead ends: 11490 [2024-11-28 03:25:33,156 INFO L226 Difference]: Without dead ends: 9909 [2024-11-28 03:25:33,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:25:33,159 INFO L435 NwaCegarLoop]: 1338 mSDtfsCounter, 6122 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 4292 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6122 SdHoareTripleChecker+Valid, 4613 SdHoareTripleChecker+Invalid, 4307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 4292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:33,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6122 Valid, 4613 Invalid, 4307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 4292 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-28 03:25:33,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9909 states. [2024-11-28 03:25:33,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9909 to 8246. [2024-11-28 03:25:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8246 states, 8231 states have (on average 1.373101688737699) internal successors, (11302), 8245 states have internal predecessors, (11302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8246 states to 8246 states and 11302 transitions. [2024-11-28 03:25:33,277 INFO L78 Accepts]: Start accepts. Automaton has 8246 states and 11302 transitions. Word has length 68 [2024-11-28 03:25:33,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:33,277 INFO L471 AbstractCegarLoop]: Abstraction has 8246 states and 11302 transitions. [2024-11-28 03:25:33,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:33,277 INFO L276 IsEmpty]: Start isEmpty. Operand 8246 states and 11302 transitions. [2024-11-28 03:25:33,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:25:33,282 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:33,283 INFO L218 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] [2024-11-28 03:25:33,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:25:33,283 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:33,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:33,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1625518918, now seen corresponding path program 1 times [2024-11-28 03:25:33,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:33,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563760261] [2024-11-28 03:25:33,284 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:33,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:33,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:33,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563760261] [2024-11-28 03:25:33,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563760261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:33,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:33,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:33,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739608677] [2024-11-28 03:25:33,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:33,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:33,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:33,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:33,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:33,982 INFO L87 Difference]: Start difference. First operand 8246 states and 11302 transitions. Second operand has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:37,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:37,933 INFO L93 Difference]: Finished difference Result 14508 states and 20438 transitions. [2024-11-28 03:25:37,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:25:37,933 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-11-28 03:25:37,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:37,942 INFO L225 Difference]: With dead ends: 14508 [2024-11-28 03:25:37,942 INFO L226 Difference]: Without dead ends: 13191 [2024-11-28 03:25:37,945 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-28 03:25:37,945 INFO L435 NwaCegarLoop]: 1418 mSDtfsCounter, 9307 mSDsluCounter, 5218 mSDsCounter, 0 mSdLazyCounter, 6469 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9307 SdHoareTripleChecker+Valid, 6636 SdHoareTripleChecker+Invalid, 6537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 6469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:37,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9307 Valid, 6636 Invalid, 6537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 6469 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-28 03:25:37,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13191 states. [2024-11-28 03:25:38,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13191 to 8246. [2024-11-28 03:25:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8246 states, 8231 states have (on average 1.3729801968169117) internal successors, (11301), 8245 states have internal predecessors, (11301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8246 states to 8246 states and 11301 transitions. [2024-11-28 03:25:38,076 INFO L78 Accepts]: Start accepts. Automaton has 8246 states and 11301 transitions. Word has length 68 [2024-11-28 03:25:38,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:38,077 INFO L471 AbstractCegarLoop]: Abstraction has 8246 states and 11301 transitions. [2024-11-28 03:25:38,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 8246 states and 11301 transitions. [2024-11-28 03:25:38,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:25:38,083 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:38,083 INFO L218 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] [2024-11-28 03:25:38,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:25:38,084 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:38,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:38,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1023482213, now seen corresponding path program 1 times [2024-11-28 03:25:38,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:38,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696634080] [2024-11-28 03:25:38,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:38,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:38,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:38,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696634080] [2024-11-28 03:25:38,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696634080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:38,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:38,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:38,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458247628] [2024-11-28 03:25:38,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:38,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:38,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:38,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:38,439 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:38,439 INFO L87 Difference]: Start difference. First operand 8246 states and 11301 transitions. Second operand has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:43,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:43,904 INFO L93 Difference]: Finished difference Result 14599 states and 20360 transitions. [2024-11-28 03:25:43,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:43,904 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-11-28 03:25:43,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:43,913 INFO L225 Difference]: With dead ends: 14599 [2024-11-28 03:25:43,913 INFO L226 Difference]: Without dead ends: 13240 [2024-11-28 03:25:43,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-28 03:25:43,916 INFO L435 NwaCegarLoop]: 1471 mSDtfsCounter, 11554 mSDsluCounter, 6361 mSDsCounter, 0 mSdLazyCounter, 8496 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11554 SdHoareTripleChecker+Valid, 7832 SdHoareTripleChecker+Invalid, 8597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 8496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:43,916 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11554 Valid, 7832 Invalid, 8597 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [101 Valid, 8496 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 03:25:43,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13240 states. [2024-11-28 03:25:43,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13240 to 8246. [2024-11-28 03:25:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8246 states, 8231 states have (on average 1.3728587048961245) internal successors, (11300), 8245 states have internal predecessors, (11300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8246 states to 8246 states and 11300 transitions. [2024-11-28 03:25:44,020 INFO L78 Accepts]: Start accepts. Automaton has 8246 states and 11300 transitions. Word has length 68 [2024-11-28 03:25:44,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:44,020 INFO L471 AbstractCegarLoop]: Abstraction has 8246 states and 11300 transitions. [2024-11-28 03:25:44,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:44,021 INFO L276 IsEmpty]: Start isEmpty. Operand 8246 states and 11300 transitions. [2024-11-28 03:25:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:25:44,026 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:44,026 INFO L218 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] [2024-11-28 03:25:44,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:25:44,026 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:44,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:44,027 INFO L85 PathProgramCache]: Analyzing trace with hash -53728106, now seen corresponding path program 1 times [2024-11-28 03:25:44,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:44,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116158542] [2024-11-28 03:25:44,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:44,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:44,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:44,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116158542] [2024-11-28 03:25:44,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116158542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:44,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:44,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 03:25:44,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549769135] [2024-11-28 03:25:44,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:44,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:25:44,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:44,558 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:25:44,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:25:44,559 INFO L87 Difference]: Start difference. First operand 8246 states and 11300 transitions. Second operand has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:47,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:47,679 INFO L93 Difference]: Finished difference Result 14694 states and 20739 transitions. [2024-11-28 03:25:47,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:25:47,679 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-11-28 03:25:47,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:47,693 INFO L225 Difference]: With dead ends: 14694 [2024-11-28 03:25:47,693 INFO L226 Difference]: Without dead ends: 13176 [2024-11-28 03:25:47,697 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:25:47,698 INFO L435 NwaCegarLoop]: 2425 mSDtfsCounter, 17635 mSDsluCounter, 12722 mSDsCounter, 0 mSdLazyCounter, 3685 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17635 SdHoareTripleChecker+Valid, 15147 SdHoareTripleChecker+Invalid, 3757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 3685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:47,698 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17635 Valid, 15147 Invalid, 3757 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [72 Valid, 3685 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-28 03:25:47,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13176 states. [2024-11-28 03:25:47,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13176 to 8026. [2024-11-28 03:25:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8026 states, 8012 states have (on average 1.3703195207189216) internal successors, (10979), 8025 states have internal predecessors, (10979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:47,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 8026 states and 10979 transitions. [2024-11-28 03:25:47,887 INFO L78 Accepts]: Start accepts. Automaton has 8026 states and 10979 transitions. Word has length 68 [2024-11-28 03:25:47,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:47,887 INFO L471 AbstractCegarLoop]: Abstraction has 8026 states and 10979 transitions. [2024-11-28 03:25:47,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 10979 transitions. [2024-11-28 03:25:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-28 03:25:47,893 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:47,893 INFO L218 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] [2024-11-28 03:25:47,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 03:25:47,893 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:47,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:47,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1836776824, now seen corresponding path program 1 times [2024-11-28 03:25:47,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:47,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434372836] [2024-11-28 03:25:47,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:47,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:47,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:47,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434372836] [2024-11-28 03:25:47,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434372836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:47,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:47,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:47,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137317208] [2024-11-28 03:25:47,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:47,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:47,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:47,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:47,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:47,979 INFO L87 Difference]: Start difference. First operand 8026 states and 10979 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:48,162 INFO L93 Difference]: Finished difference Result 11782 states and 16397 transitions. [2024-11-28 03:25:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:48,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-11-28 03:25:48,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:48,171 INFO L225 Difference]: With dead ends: 11782 [2024-11-28 03:25:48,171 INFO L226 Difference]: Without dead ends: 7107 [2024-11-28 03:25:48,176 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:48,177 INFO L435 NwaCegarLoop]: 1981 mSDtfsCounter, 1932 mSDsluCounter, 631 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 2612 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:48,177 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1932 Valid, 2612 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:25:48,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7107 states. [2024-11-28 03:25:48,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7107 to 7089. [2024-11-28 03:25:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7089 states, 7079 states have (on average 1.384376324339596) internal successors, (9800), 7088 states have internal predecessors, (9800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7089 states to 7089 states and 9800 transitions. [2024-11-28 03:25:48,271 INFO L78 Accepts]: Start accepts. Automaton has 7089 states and 9800 transitions. Word has length 68 [2024-11-28 03:25:48,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:48,271 INFO L471 AbstractCegarLoop]: Abstraction has 7089 states and 9800 transitions. [2024-11-28 03:25:48,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 7089 states and 9800 transitions. [2024-11-28 03:25:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-28 03:25:48,278 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:48,279 INFO L218 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] [2024-11-28 03:25:48,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:25:48,280 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:48,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:48,280 INFO L85 PathProgramCache]: Analyzing trace with hash 837543786, now seen corresponding path program 1 times [2024-11-28 03:25:48,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:48,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262458474] [2024-11-28 03:25:48,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:48,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:48,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:48,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:48,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262458474] [2024-11-28 03:25:48,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262458474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:48,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:48,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:48,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516562647] [2024-11-28 03:25:48,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:48,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:48,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:48,362 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:48,362 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:48,362 INFO L87 Difference]: Start difference. First operand 7089 states and 9800 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:48,572 INFO L93 Difference]: Finished difference Result 11409 states and 16067 transitions. [2024-11-28 03:25:48,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:48,573 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2024-11-28 03:25:48,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:48,580 INFO L225 Difference]: With dead ends: 11409 [2024-11-28 03:25:48,581 INFO L226 Difference]: Without dead ends: 6937 [2024-11-28 03:25:48,585 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:48,586 INFO L435 NwaCegarLoop]: 1573 mSDtfsCounter, 1552 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1552 SdHoareTripleChecker+Valid, 2054 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:48,586 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1552 Valid, 2054 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:25:48,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6937 states. [2024-11-28 03:25:48,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6937 to 6929. [2024-11-28 03:25:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6929 states, 6922 states have (on average 1.4045073678127709) internal successors, (9722), 6928 states have internal predecessors, (9722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6929 states to 6929 states and 9722 transitions. [2024-11-28 03:25:48,670 INFO L78 Accepts]: Start accepts. Automaton has 6929 states and 9722 transitions. Word has length 69 [2024-11-28 03:25:48,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:48,670 INFO L471 AbstractCegarLoop]: Abstraction has 6929 states and 9722 transitions. [2024-11-28 03:25:48,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,670 INFO L276 IsEmpty]: Start isEmpty. Operand 6929 states and 9722 transitions. [2024-11-28 03:25:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-28 03:25:48,674 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:48,674 INFO L218 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] [2024-11-28 03:25:48,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 03:25:48,675 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:48,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:48,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1076361939, now seen corresponding path program 1 times [2024-11-28 03:25:48,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:48,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789561947] [2024-11-28 03:25:48,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:48,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:48,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:48,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:48,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789561947] [2024-11-28 03:25:48,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789561947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:48,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:48,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:48,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460909117] [2024-11-28 03:25:48,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:48,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:48,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:48,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:48,773 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:48,773 INFO L87 Difference]: Start difference. First operand 6929 states and 9722 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:48,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:48,916 INFO L93 Difference]: Finished difference Result 11347 states and 16571 transitions. [2024-11-28 03:25:48,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:48,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2024-11-28 03:25:48,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:48,934 INFO L225 Difference]: With dead ends: 11347 [2024-11-28 03:25:48,938 INFO L226 Difference]: Without dead ends: 7996 [2024-11-28 03:25:48,942 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:48,945 INFO L435 NwaCegarLoop]: 1650 mSDtfsCounter, 948 mSDsluCounter, 746 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:48,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 2396 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:25:48,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7996 states. [2024-11-28 03:25:49,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7996 to 6562. [2024-11-28 03:25:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6562 states, 6555 states have (on average 1.4297482837528603) internal successors, (9372), 6561 states have internal predecessors, (9372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6562 states to 6562 states and 9372 transitions. [2024-11-28 03:25:49,078 INFO L78 Accepts]: Start accepts. Automaton has 6562 states and 9372 transitions. Word has length 69 [2024-11-28 03:25:49,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:49,084 INFO L471 AbstractCegarLoop]: Abstraction has 6562 states and 9372 transitions. [2024-11-28 03:25:49,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 6562 states and 9372 transitions. [2024-11-28 03:25:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-28 03:25:49,090 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:49,090 INFO L218 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] [2024-11-28 03:25:49,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 03:25:49,091 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:49,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:49,092 INFO L85 PathProgramCache]: Analyzing trace with hash 208509551, now seen corresponding path program 1 times [2024-11-28 03:25:49,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:49,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458953056] [2024-11-28 03:25:49,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:49,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:49,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:49,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458953056] [2024-11-28 03:25:49,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458953056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:49,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:49,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:49,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085478783] [2024-11-28 03:25:49,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:49,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:49,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:49,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:49,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:49,249 INFO L87 Difference]: Start difference. First operand 6562 states and 9372 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:49,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:49,609 INFO L93 Difference]: Finished difference Result 14540 states and 21279 transitions. [2024-11-28 03:25:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:49,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2024-11-28 03:25:49,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:49,632 INFO L225 Difference]: With dead ends: 14540 [2024-11-28 03:25:49,632 INFO L226 Difference]: Without dead ends: 10469 [2024-11-28 03:25:49,642 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:49,642 INFO L435 NwaCegarLoop]: 1736 mSDtfsCounter, 983 mSDsluCounter, 1305 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 3041 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:49,643 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [983 Valid, 3041 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:25:49,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10469 states. [2024-11-28 03:25:49,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10469 to 10461. [2024-11-28 03:25:49,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10461 states, 10454 states have (on average 1.4372488999426056) internal successors, (15025), 10460 states have internal predecessors, (15025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10461 states to 10461 states and 15025 transitions. [2024-11-28 03:25:49,794 INFO L78 Accepts]: Start accepts. Automaton has 10461 states and 15025 transitions. Word has length 69 [2024-11-28 03:25:49,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:49,794 INFO L471 AbstractCegarLoop]: Abstraction has 10461 states and 15025 transitions. [2024-11-28 03:25:49,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 10461 states and 15025 transitions. [2024-11-28 03:25:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-28 03:25:49,798 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:49,798 INFO L218 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] [2024-11-28 03:25:49,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 03:25:49,799 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:49,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:49,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1908328951, now seen corresponding path program 1 times [2024-11-28 03:25:49,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:49,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079070938] [2024-11-28 03:25:49,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:49,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:49,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:49,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:49,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079070938] [2024-11-28 03:25:49,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079070938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:49,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:49,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:49,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190769929] [2024-11-28 03:25:49,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:49,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:49,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:49,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:49,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:49,898 INFO L87 Difference]: Start difference. First operand 10461 states and 15025 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:50,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:50,102 INFO L93 Difference]: Finished difference Result 24316 states and 35643 transitions. [2024-11-28 03:25:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:50,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2024-11-28 03:25:50,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:50,120 INFO L225 Difference]: With dead ends: 24316 [2024-11-28 03:25:50,120 INFO L226 Difference]: Without dead ends: 16605 [2024-11-28 03:25:50,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:50,129 INFO L435 NwaCegarLoop]: 1781 mSDtfsCounter, 883 mSDsluCounter, 1215 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 883 SdHoareTripleChecker+Valid, 2996 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:50,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [883 Valid, 2996 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:25:50,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16605 states. [2024-11-28 03:25:50,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16605 to 16597. [2024-11-28 03:25:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16597 states, 16590 states have (on average 1.4374924653405665) internal successors, (23848), 16596 states have internal predecessors, (23848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16597 states to 16597 states and 23848 transitions. [2024-11-28 03:25:50,391 INFO L78 Accepts]: Start accepts. Automaton has 16597 states and 23848 transitions. Word has length 69 [2024-11-28 03:25:50,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:50,392 INFO L471 AbstractCegarLoop]: Abstraction has 16597 states and 23848 transitions. [2024-11-28 03:25:50,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 16597 states and 23848 transitions. [2024-11-28 03:25:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-28 03:25:50,396 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:50,396 INFO L218 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] [2024-11-28 03:25:50,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 03:25:50,397 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:50,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:50,397 INFO L85 PathProgramCache]: Analyzing trace with hash -736488177, now seen corresponding path program 1 times [2024-11-28 03:25:50,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:50,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923594460] [2024-11-28 03:25:50,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:50,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:50,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:50,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923594460] [2024-11-28 03:25:50,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923594460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:50,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:50,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:50,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424409268] [2024-11-28 03:25:50,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:50,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:50,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:50,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:50,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:50,492 INFO L87 Difference]: Start difference. First operand 16597 states and 23848 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:50,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:50,730 INFO L93 Difference]: Finished difference Result 32974 states and 48111 transitions. [2024-11-28 03:25:50,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:50,730 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2024-11-28 03:25:50,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:50,749 INFO L225 Difference]: With dead ends: 32974 [2024-11-28 03:25:50,749 INFO L226 Difference]: Without dead ends: 18271 [2024-11-28 03:25:50,762 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:50,763 INFO L435 NwaCegarLoop]: 1517 mSDtfsCounter, 1412 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 2132 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:50,763 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1412 Valid, 2132 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:25:50,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18271 states. [2024-11-28 03:25:50,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18271 to 14664. [2024-11-28 03:25:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14664 states, 14657 states have (on average 1.4563689704578018) internal successors, (21346), 14663 states have internal predecessors, (21346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14664 states to 14664 states and 21346 transitions. [2024-11-28 03:25:50,945 INFO L78 Accepts]: Start accepts. Automaton has 14664 states and 21346 transitions. Word has length 70 [2024-11-28 03:25:50,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:50,945 INFO L471 AbstractCegarLoop]: Abstraction has 14664 states and 21346 transitions. [2024-11-28 03:25:50,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 14664 states and 21346 transitions. [2024-11-28 03:25:50,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-28 03:25:50,948 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:50,948 INFO L218 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] [2024-11-28 03:25:50,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 03:25:50,949 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:50,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:50,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1726166193, now seen corresponding path program 1 times [2024-11-28 03:25:50,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:50,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064736234] [2024-11-28 03:25:50,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:50,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:51,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:51,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064736234] [2024-11-28 03:25:51,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064736234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:51,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:51,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:51,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023524210] [2024-11-28 03:25:51,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:51,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:51,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:51,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:51,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:51,071 INFO L87 Difference]: Start difference. First operand 14664 states and 21346 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:51,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:51,307 INFO L93 Difference]: Finished difference Result 30304 states and 44583 transitions. [2024-11-28 03:25:51,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:51,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2024-11-28 03:25:51,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:51,320 INFO L225 Difference]: With dead ends: 30304 [2024-11-28 03:25:51,320 INFO L226 Difference]: Without dead ends: 16624 [2024-11-28 03:25:51,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:51,329 INFO L435 NwaCegarLoop]: 1428 mSDtfsCounter, 1175 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 1973 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:51,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1175 Valid, 1973 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:25:51,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16624 states. [2024-11-28 03:25:51,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16624 to 13294. [2024-11-28 03:25:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13294 states, 13287 states have (on average 1.4691051403627606) internal successors, (19520), 13293 states have internal predecessors, (19520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13294 states to 13294 states and 19520 transitions. [2024-11-28 03:25:51,448 INFO L78 Accepts]: Start accepts. Automaton has 13294 states and 19520 transitions. Word has length 70 [2024-11-28 03:25:51,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:51,448 INFO L471 AbstractCegarLoop]: Abstraction has 13294 states and 19520 transitions. [2024-11-28 03:25:51,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 13294 states and 19520 transitions. [2024-11-28 03:25:51,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-28 03:25:51,449 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:51,449 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:25:51,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 03:25:51,450 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:51,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:51,450 INFO L85 PathProgramCache]: Analyzing trace with hash 246166670, now seen corresponding path program 1 times [2024-11-28 03:25:51,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:51,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251407160] [2024-11-28 03:25:51,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:51,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:52,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:52,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251407160] [2024-11-28 03:25:52,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251407160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:52,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:52,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 03:25:52,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737634909] [2024-11-28 03:25:52,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:52,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:25:52,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:52,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:25:52,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:25:52,060 INFO L87 Difference]: Start difference. First operand 13294 states and 19520 transitions. Second operand has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 10 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:55,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:55,296 INFO L93 Difference]: Finished difference Result 30988 states and 45339 transitions. [2024-11-28 03:25:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 03:25:55,297 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 10 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-28 03:25:55,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:55,323 INFO L225 Difference]: With dead ends: 30988 [2024-11-28 03:25:55,324 INFO L226 Difference]: Without dead ends: 30718 [2024-11-28 03:25:55,330 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-11-28 03:25:55,331 INFO L435 NwaCegarLoop]: 934 mSDtfsCounter, 5502 mSDsluCounter, 4464 mSDsCounter, 0 mSdLazyCounter, 4956 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5502 SdHoareTripleChecker+Valid, 5398 SdHoareTripleChecker+Invalid, 5022 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:55,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5502 Valid, 5398 Invalid, 5022 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4956 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-28 03:25:55,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30718 states. [2024-11-28 03:25:55,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30718 to 13294. [2024-11-28 03:25:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13294 states, 13287 states have (on average 1.4690298788289304) internal successors, (19519), 13293 states have internal predecessors, (19519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13294 states to 13294 states and 19519 transitions. [2024-11-28 03:25:55,570 INFO L78 Accepts]: Start accepts. Automaton has 13294 states and 19519 transitions. Word has length 71 [2024-11-28 03:25:55,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:55,570 INFO L471 AbstractCegarLoop]: Abstraction has 13294 states and 19519 transitions. [2024-11-28 03:25:55,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 10 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 13294 states and 19519 transitions. [2024-11-28 03:25:55,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-28 03:25:55,572 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:55,572 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:25:55,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 03:25:55,573 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:55,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:55,574 INFO L85 PathProgramCache]: Analyzing trace with hash -168991978, now seen corresponding path program 1 times [2024-11-28 03:25:55,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:55,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995996035] [2024-11-28 03:25:55,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:55,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:55,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995996035] [2024-11-28 03:25:55,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995996035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:55,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:55,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:55,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303558417] [2024-11-28 03:25:55,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:55,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:55,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:55,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:55,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:55,892 INFO L87 Difference]: Start difference. First operand 13294 states and 19519 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:57,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:57,768 INFO L93 Difference]: Finished difference Result 16997 states and 24805 transitions. [2024-11-28 03:25:57,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:25:57,769 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-28 03:25:57,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:57,781 INFO L225 Difference]: With dead ends: 16997 [2024-11-28 03:25:57,781 INFO L226 Difference]: Without dead ends: 16796 [2024-11-28 03:25:57,784 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:25:57,785 INFO L435 NwaCegarLoop]: 763 mSDtfsCounter, 6963 mSDsluCounter, 2451 mSDsCounter, 0 mSdLazyCounter, 2635 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6963 SdHoareTripleChecker+Valid, 3214 SdHoareTripleChecker+Invalid, 2654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:57,785 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6963 Valid, 3214 Invalid, 2654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2635 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 03:25:57,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16796 states. [2024-11-28 03:25:57,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16796 to 13294. [2024-11-28 03:25:57,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13294 states, 13287 states have (on average 1.4689546172951005) internal successors, (19518), 13293 states have internal predecessors, (19518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13294 states to 13294 states and 19518 transitions. [2024-11-28 03:25:57,911 INFO L78 Accepts]: Start accepts. Automaton has 13294 states and 19518 transitions. Word has length 71 [2024-11-28 03:25:57,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:57,911 INFO L471 AbstractCegarLoop]: Abstraction has 13294 states and 19518 transitions. [2024-11-28 03:25:57,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:57,912 INFO L276 IsEmpty]: Start isEmpty. Operand 13294 states and 19518 transitions. [2024-11-28 03:25:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-28 03:25:57,913 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:57,913 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:25:57,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 03:25:57,914 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:25:57,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:57,914 INFO L85 PathProgramCache]: Analyzing trace with hash -331643833, now seen corresponding path program 1 times [2024-11-28 03:25:57,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:57,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344973124] [2024-11-28 03:25:57,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:57,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:58,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:25:58,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:58,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344973124] [2024-11-28 03:25:58,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344973124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:58,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:58,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:25:58,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739190715] [2024-11-28 03:25:58,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:58,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:25:58,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:58,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:25:58,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:25:58,281 INFO L87 Difference]: Start difference. First operand 13294 states and 19518 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:00,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:00,250 INFO L93 Difference]: Finished difference Result 17095 states and 24910 transitions. [2024-11-28 03:26:00,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:26:00,251 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-28 03:26:00,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:00,266 INFO L225 Difference]: With dead ends: 17095 [2024-11-28 03:26:00,266 INFO L226 Difference]: Without dead ends: 16875 [2024-11-28 03:26:00,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:26:00,271 INFO L435 NwaCegarLoop]: 809 mSDtfsCounter, 6625 mSDsluCounter, 2597 mSDsCounter, 0 mSdLazyCounter, 2980 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6625 SdHoareTripleChecker+Valid, 3406 SdHoareTripleChecker+Invalid, 3006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 2980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:00,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6625 Valid, 3406 Invalid, 3006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 2980 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 03:26:00,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16875 states. [2024-11-28 03:26:00,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16875 to 13294. [2024-11-28 03:26:00,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13294 states, 13287 states have (on average 1.4688793557612705) internal successors, (19517), 13293 states have internal predecessors, (19517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13294 states to 13294 states and 19517 transitions. [2024-11-28 03:26:00,466 INFO L78 Accepts]: Start accepts. Automaton has 13294 states and 19517 transitions. Word has length 71 [2024-11-28 03:26:00,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:00,467 INFO L471 AbstractCegarLoop]: Abstraction has 13294 states and 19517 transitions. [2024-11-28 03:26:00,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:00,467 INFO L276 IsEmpty]: Start isEmpty. Operand 13294 states and 19517 transitions. [2024-11-28 03:26:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-28 03:26:00,470 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:00,470 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:00,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 03:26:00,470 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:00,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:00,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1936211158, now seen corresponding path program 1 times [2024-11-28 03:26:00,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:00,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364348885] [2024-11-28 03:26:00,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:00,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:00,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:00,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364348885] [2024-11-28 03:26:00,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364348885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:00,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:00,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:26:00,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546370870] [2024-11-28 03:26:00,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:00,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:26:00,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:00,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:26:00,882 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:26:00,882 INFO L87 Difference]: Start difference. First operand 13294 states and 19517 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:02,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:02,693 INFO L93 Difference]: Finished difference Result 16997 states and 24803 transitions. [2024-11-28 03:26:02,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:26:02,693 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-28 03:26:02,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:02,756 INFO L225 Difference]: With dead ends: 16997 [2024-11-28 03:26:02,756 INFO L226 Difference]: Without dead ends: 16796 [2024-11-28 03:26:02,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:26:02,758 INFO L435 NwaCegarLoop]: 776 mSDtfsCounter, 6896 mSDsluCounter, 2490 mSDsCounter, 0 mSdLazyCounter, 2651 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6896 SdHoareTripleChecker+Valid, 3266 SdHoareTripleChecker+Invalid, 2670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:02,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6896 Valid, 3266 Invalid, 2670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2651 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 03:26:02,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16796 states. [2024-11-28 03:26:02,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16796 to 13294. [2024-11-28 03:26:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13294 states, 13287 states have (on average 1.4688040942274403) internal successors, (19516), 13293 states have internal predecessors, (19516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:02,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13294 states to 13294 states and 19516 transitions. [2024-11-28 03:26:02,875 INFO L78 Accepts]: Start accepts. Automaton has 13294 states and 19516 transitions. Word has length 71 [2024-11-28 03:26:02,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:02,875 INFO L471 AbstractCegarLoop]: Abstraction has 13294 states and 19516 transitions. [2024-11-28 03:26:02,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:02,875 INFO L276 IsEmpty]: Start isEmpty. Operand 13294 states and 19516 transitions. [2024-11-28 03:26:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-28 03:26:02,876 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:02,876 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:02,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 03:26:02,877 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:02,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:02,877 INFO L85 PathProgramCache]: Analyzing trace with hash 648906819, now seen corresponding path program 1 times [2024-11-28 03:26:02,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:02,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220120695] [2024-11-28 03:26:02,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:02,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:03,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:03,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220120695] [2024-11-28 03:26:03,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220120695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:03,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:03,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:26:03,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933576299] [2024-11-28 03:26:03,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:03,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:26:03,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:03,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:26:03,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:26:03,192 INFO L87 Difference]: Start difference. First operand 13294 states and 19516 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:05,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:05,083 INFO L93 Difference]: Finished difference Result 31518 states and 46577 transitions. [2024-11-28 03:26:05,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 03:26:05,083 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-28 03:26:05,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:05,113 INFO L225 Difference]: With dead ends: 31518 [2024-11-28 03:26:05,113 INFO L226 Difference]: Without dead ends: 31298 [2024-11-28 03:26:05,120 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:26:05,121 INFO L435 NwaCegarLoop]: 797 mSDtfsCounter, 5908 mSDsluCounter, 2723 mSDsCounter, 0 mSdLazyCounter, 3072 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5908 SdHoareTripleChecker+Valid, 3520 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 3072 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:05,121 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5908 Valid, 3520 Invalid, 3100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 3072 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 03:26:05,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31298 states. [2024-11-28 03:26:05,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31298 to 13294. [2024-11-28 03:26:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13294 states, 13287 states have (on average 1.4687288326936103) internal successors, (19515), 13293 states have internal predecessors, (19515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:05,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13294 states to 13294 states and 19515 transitions. [2024-11-28 03:26:05,326 INFO L78 Accepts]: Start accepts. Automaton has 13294 states and 19515 transitions. Word has length 71 [2024-11-28 03:26:05,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:05,326 INFO L471 AbstractCegarLoop]: Abstraction has 13294 states and 19515 transitions. [2024-11-28 03:26:05,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:05,326 INFO L276 IsEmpty]: Start isEmpty. Operand 13294 states and 19515 transitions. [2024-11-28 03:26:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-28 03:26:05,327 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:05,328 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:05,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-28 03:26:05,328 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:05,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:05,328 INFO L85 PathProgramCache]: Analyzing trace with hash -465375336, now seen corresponding path program 1 times [2024-11-28 03:26:05,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:05,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875190485] [2024-11-28 03:26:05,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:05,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:05,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:05,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875190485] [2024-11-28 03:26:05,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875190485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:05,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:05,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 03:26:05,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651245106] [2024-11-28 03:26:05,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:05,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:26:05,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:05,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:26:05,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:26:05,830 INFO L87 Difference]: Start difference. First operand 13294 states and 19515 transitions. Second operand has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 11 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:08,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:08,522 INFO L93 Difference]: Finished difference Result 39151 states and 57375 transitions. [2024-11-28 03:26:08,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:26:08,523 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 11 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-28 03:26:08,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:08,558 INFO L225 Difference]: With dead ends: 39151 [2024-11-28 03:26:08,558 INFO L226 Difference]: Without dead ends: 38950 [2024-11-28 03:26:08,567 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=273, Invalid=719, Unknown=0, NotChecked=0, Total=992 [2024-11-28 03:26:08,567 INFO L435 NwaCegarLoop]: 773 mSDtfsCounter, 10660 mSDsluCounter, 2978 mSDsCounter, 0 mSdLazyCounter, 3218 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10660 SdHoareTripleChecker+Valid, 3751 SdHoareTripleChecker+Invalid, 3490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 3218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:08,567 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10660 Valid, 3751 Invalid, 3490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 3218 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-28 03:26:08,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38950 states. [2024-11-28 03:26:08,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38950 to 13298. [2024-11-28 03:26:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13298 states, 13291 states have (on average 1.4685877661575502) internal successors, (19519), 13297 states have internal predecessors, (19519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13298 states to 13298 states and 19519 transitions. [2024-11-28 03:26:08,882 INFO L78 Accepts]: Start accepts. Automaton has 13298 states and 19519 transitions. Word has length 71 [2024-11-28 03:26:08,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:08,882 INFO L471 AbstractCegarLoop]: Abstraction has 13298 states and 19519 transitions. [2024-11-28 03:26:08,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 11 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 13298 states and 19519 transitions. [2024-11-28 03:26:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-28 03:26:08,884 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:08,884 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:08,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 03:26:08,884 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:08,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:08,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1829069700, now seen corresponding path program 1 times [2024-11-28 03:26:08,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:08,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914576099] [2024-11-28 03:26:08,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:08,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:08,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:08,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:08,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914576099] [2024-11-28 03:26:08,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914576099] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:08,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:08,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:26:08,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089631214] [2024-11-28 03:26:08,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:08,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:26:08,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:08,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:26:08,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:08,965 INFO L87 Difference]: Start difference. First operand 13298 states and 19519 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:09,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:09,085 INFO L93 Difference]: Finished difference Result 31004 states and 46212 transitions. [2024-11-28 03:26:09,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:26:09,085 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-11-28 03:26:09,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:09,101 INFO L225 Difference]: With dead ends: 31004 [2024-11-28 03:26:09,101 INFO L226 Difference]: Without dead ends: 19303 [2024-11-28 03:26:09,108 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:09,109 INFO L435 NwaCegarLoop]: 1406 mSDtfsCounter, 871 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 871 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:09,109 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [871 Valid, 1950 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:09,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19303 states. [2024-11-28 03:26:09,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19303 to 15529. [2024-11-28 03:26:09,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15529 states, 15522 states have (on average 1.4644375724777734) internal successors, (22731), 15528 states have internal predecessors, (22731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:09,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15529 states to 15529 states and 22731 transitions. [2024-11-28 03:26:09,263 INFO L78 Accepts]: Start accepts. Automaton has 15529 states and 22731 transitions. Word has length 72 [2024-11-28 03:26:09,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:09,263 INFO L471 AbstractCegarLoop]: Abstraction has 15529 states and 22731 transitions. [2024-11-28 03:26:09,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 15529 states and 22731 transitions. [2024-11-28 03:26:09,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-28 03:26:09,264 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:09,265 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:09,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 03:26:09,265 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:09,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:09,265 INFO L85 PathProgramCache]: Analyzing trace with hash 751781022, now seen corresponding path program 1 times [2024-11-28 03:26:09,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:09,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65169412] [2024-11-28 03:26:09,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:09,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:09,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65169412] [2024-11-28 03:26:09,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65169412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:09,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:09,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:26:09,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892247924] [2024-11-28 03:26:09,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:09,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:26:09,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:09,569 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:26:09,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:26:09,570 INFO L87 Difference]: Start difference. First operand 15529 states and 22731 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:11,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:11,261 INFO L93 Difference]: Finished difference Result 19773 states and 28738 transitions. [2024-11-28 03:26:11,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:26:11,261 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-11-28 03:26:11,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:11,277 INFO L225 Difference]: With dead ends: 19773 [2024-11-28 03:26:11,277 INFO L226 Difference]: Without dead ends: 19705 [2024-11-28 03:26:11,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:26:11,282 INFO L435 NwaCegarLoop]: 762 mSDtfsCounter, 6755 mSDsluCounter, 2443 mSDsCounter, 0 mSdLazyCounter, 2654 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6755 SdHoareTripleChecker+Valid, 3205 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:11,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6755 Valid, 3205 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2654 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 03:26:11,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19705 states. [2024-11-28 03:26:11,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19705 to 15524. [2024-11-28 03:26:11,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15524 states, 15517 states have (on average 1.464329445124702) internal successors, (22722), 15523 states have internal predecessors, (22722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15524 states to 15524 states and 22722 transitions. [2024-11-28 03:26:11,490 INFO L78 Accepts]: Start accepts. Automaton has 15524 states and 22722 transitions. Word has length 72 [2024-11-28 03:26:11,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:11,490 INFO L471 AbstractCegarLoop]: Abstraction has 15524 states and 22722 transitions. [2024-11-28 03:26:11,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 15524 states and 22722 transitions. [2024-11-28 03:26:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-28 03:26:11,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:11,493 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:11,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-28 03:26:11,493 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:11,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:11,494 INFO L85 PathProgramCache]: Analyzing trace with hash -910541707, now seen corresponding path program 1 times [2024-11-28 03:26:11,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:11,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796315313] [2024-11-28 03:26:11,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:11,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:11,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:11,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796315313] [2024-11-28 03:26:11,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796315313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:11,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:11,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:26:11,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41091084] [2024-11-28 03:26:11,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:11,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:26:11,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:11,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:26:11,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:26:11,872 INFO L87 Difference]: Start difference. First operand 15524 states and 22722 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:13,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:13,656 INFO L93 Difference]: Finished difference Result 19773 states and 28734 transitions. [2024-11-28 03:26:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:26:13,657 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-11-28 03:26:13,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:13,672 INFO L225 Difference]: With dead ends: 19773 [2024-11-28 03:26:13,672 INFO L226 Difference]: Without dead ends: 19705 [2024-11-28 03:26:13,676 INFO L434 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 [2024-11-28 03:26:13,677 INFO L435 NwaCegarLoop]: 764 mSDtfsCounter, 4991 mSDsluCounter, 2445 mSDsCounter, 0 mSdLazyCounter, 2662 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4991 SdHoareTripleChecker+Valid, 3209 SdHoareTripleChecker+Invalid, 2681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:13,677 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4991 Valid, 3209 Invalid, 2681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2662 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 03:26:13,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19705 states. [2024-11-28 03:26:13,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19705 to 15520. [2024-11-28 03:26:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15520 states, 15513 states have (on average 1.4643847095984013) internal successors, (22717), 15519 states have internal predecessors, (22717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15520 states to 15520 states and 22717 transitions. [2024-11-28 03:26:13,844 INFO L78 Accepts]: Start accepts. Automaton has 15520 states and 22717 transitions. Word has length 72 [2024-11-28 03:26:13,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:13,844 INFO L471 AbstractCegarLoop]: Abstraction has 15520 states and 22717 transitions. [2024-11-28 03:26:13,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 15520 states and 22717 transitions. [2024-11-28 03:26:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-28 03:26:13,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:13,846 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:13,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-28 03:26:13,846 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:13,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:13,847 INFO L85 PathProgramCache]: Analyzing trace with hash -547570985, now seen corresponding path program 1 times [2024-11-28 03:26:13,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:13,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199823460] [2024-11-28 03:26:13,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:13,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:15,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:15,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199823460] [2024-11-28 03:26:15,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199823460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:15,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:15,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-11-28 03:26:15,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050041248] [2024-11-28 03:26:15,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:15,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-28 03:26:15,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:15,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-28 03:26:15,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:26:15,330 INFO L87 Difference]: Start difference. First operand 15520 states and 22717 transitions. Second operand has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 21 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:20,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:20,874 INFO L93 Difference]: Finished difference Result 31305 states and 45758 transitions. [2024-11-28 03:26:20,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:26:20,874 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 21 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2024-11-28 03:26:20,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:20,899 INFO L225 Difference]: With dead ends: 31305 [2024-11-28 03:26:20,899 INFO L226 Difference]: Without dead ends: 31238 [2024-11-28 03:26:20,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=272, Invalid=1134, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 03:26:20,906 INFO L435 NwaCegarLoop]: 1308 mSDtfsCounter, 8823 mSDsluCounter, 14715 mSDsCounter, 0 mSdLazyCounter, 5776 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8823 SdHoareTripleChecker+Valid, 16023 SdHoareTripleChecker+Invalid, 5811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 5776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:20,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8823 Valid, 16023 Invalid, 5811 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [35 Valid, 5776 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:26:20,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31238 states. [2024-11-28 03:26:21,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31238 to 15538. [2024-11-28 03:26:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15538 states, 15531 states have (on average 1.4642328246732341) internal successors, (22741), 15537 states have internal predecessors, (22741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15538 states to 15538 states and 22741 transitions. [2024-11-28 03:26:21,103 INFO L78 Accepts]: Start accepts. Automaton has 15538 states and 22741 transitions. Word has length 74 [2024-11-28 03:26:21,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:21,103 INFO L471 AbstractCegarLoop]: Abstraction has 15538 states and 22741 transitions. [2024-11-28 03:26:21,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 21 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 15538 states and 22741 transitions. [2024-11-28 03:26:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-28 03:26:21,105 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:21,105 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:21,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-28 03:26:21,106 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:21,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:21,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1959708385, now seen corresponding path program 1 times [2024-11-28 03:26:21,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:21,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903561403] [2024-11-28 03:26:21,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:21,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:21,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903561403] [2024-11-28 03:26:21,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903561403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:21,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:21,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 03:26:21,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951972751] [2024-11-28 03:26:21,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:21,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 03:26:21,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:21,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 03:26:21,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:26:21,751 INFO L87 Difference]: Start difference. First operand 15538 states and 22741 transitions. Second operand has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 13 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:23,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:23,486 INFO L93 Difference]: Finished difference Result 45451 states and 66777 transitions. [2024-11-28 03:26:23,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 03:26:23,487 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 13 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2024-11-28 03:26:23,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:23,527 INFO L225 Difference]: With dead ends: 45451 [2024-11-28 03:26:23,527 INFO L226 Difference]: Without dead ends: 45384 [2024-11-28 03:26:23,537 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-11-28 03:26:23,537 INFO L435 NwaCegarLoop]: 1272 mSDtfsCounter, 8778 mSDsluCounter, 7801 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8778 SdHoareTripleChecker+Valid, 9073 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:23,537 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8778 Valid, 9073 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 1326 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 03:26:23,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45384 states. [2024-11-28 03:26:23,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45384 to 15534. [2024-11-28 03:26:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15534 states, 15528 states have (on average 1.4641937145801134) internal successors, (22736), 15533 states have internal predecessors, (22736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:23,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15534 states to 15534 states and 22736 transitions. [2024-11-28 03:26:23,861 INFO L78 Accepts]: Start accepts. Automaton has 15534 states and 22736 transitions. Word has length 74 [2024-11-28 03:26:23,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:23,861 INFO L471 AbstractCegarLoop]: Abstraction has 15534 states and 22736 transitions. [2024-11-28 03:26:23,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 13 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:23,861 INFO L276 IsEmpty]: Start isEmpty. Operand 15534 states and 22736 transitions. [2024-11-28 03:26:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-28 03:26:23,863 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:23,863 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:23,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-28 03:26:23,863 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:23,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:23,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1100799, now seen corresponding path program 1 times [2024-11-28 03:26:23,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:23,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160948013] [2024-11-28 03:26:23,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:23,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:24,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:24,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160948013] [2024-11-28 03:26:24,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160948013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:24,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:24,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 03:26:24,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115367315] [2024-11-28 03:26:24,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:24,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:26:24,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:24,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:26:24,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:26:24,446 INFO L87 Difference]: Start difference. First operand 15534 states and 22736 transitions. Second operand has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:26,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:26,014 INFO L93 Difference]: Finished difference Result 31473 states and 46018 transitions. [2024-11-28 03:26:26,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:26:26,014 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2024-11-28 03:26:26,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:26,040 INFO L225 Difference]: With dead ends: 31473 [2024-11-28 03:26:26,041 INFO L226 Difference]: Without dead ends: 31378 [2024-11-28 03:26:26,047 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:26:26,048 INFO L435 NwaCegarLoop]: 1352 mSDtfsCounter, 7353 mSDsluCounter, 7217 mSDsCounter, 0 mSdLazyCounter, 1674 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7353 SdHoareTripleChecker+Valid, 8569 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:26,048 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7353 Valid, 8569 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1674 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 03:26:26,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31378 states. [2024-11-28 03:26:26,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31378 to 15502. [2024-11-28 03:26:26,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15502 states, 15497 states have (on average 1.464412466929083) internal successors, (22694), 15501 states have internal predecessors, (22694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15502 states to 15502 states and 22694 transitions. [2024-11-28 03:26:26,265 INFO L78 Accepts]: Start accepts. Automaton has 15502 states and 22694 transitions. Word has length 74 [2024-11-28 03:26:26,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:26,266 INFO L471 AbstractCegarLoop]: Abstraction has 15502 states and 22694 transitions. [2024-11-28 03:26:26,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:26,266 INFO L276 IsEmpty]: Start isEmpty. Operand 15502 states and 22694 transitions. [2024-11-28 03:26:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-28 03:26:26,267 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:26,268 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:26,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-28 03:26:26,268 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:26,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:26,268 INFO L85 PathProgramCache]: Analyzing trace with hash 179128677, now seen corresponding path program 1 times [2024-11-28 03:26:26,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:26,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662892148] [2024-11-28 03:26:26,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:26,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:26,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:26,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662892148] [2024-11-28 03:26:26,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662892148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:26,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:26,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 03:26:26,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960637192] [2024-11-28 03:26:26,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:26,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:26:26,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:26,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:26:26,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:26:26,797 INFO L87 Difference]: Start difference. First operand 15502 states and 22694 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:28,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:28,024 INFO L93 Difference]: Finished difference Result 32832 states and 48070 transitions. [2024-11-28 03:26:28,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:26:28,025 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2024-11-28 03:26:28,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:28,052 INFO L225 Difference]: With dead ends: 32832 [2024-11-28 03:26:28,052 INFO L226 Difference]: Without dead ends: 32698 [2024-11-28 03:26:28,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=290, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:26:28,059 INFO L435 NwaCegarLoop]: 1113 mSDtfsCounter, 6943 mSDsluCounter, 3523 mSDsCounter, 0 mSdLazyCounter, 952 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6943 SdHoareTripleChecker+Valid, 4636 SdHoareTripleChecker+Invalid, 976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:28,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6943 Valid, 4636 Invalid, 976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 952 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 03:26:28,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32698 states. [2024-11-28 03:26:28,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32698 to 15431. [2024-11-28 03:26:28,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15431 states, 15429 states have (on average 1.4648389396590835) internal successors, (22601), 15430 states have internal predecessors, (22601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15431 states to 15431 states and 22601 transitions. [2024-11-28 03:26:28,249 INFO L78 Accepts]: Start accepts. Automaton has 15431 states and 22601 transitions. Word has length 74 [2024-11-28 03:26:28,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:28,249 INFO L471 AbstractCegarLoop]: Abstraction has 15431 states and 22601 transitions. [2024-11-28 03:26:28,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:28,249 INFO L276 IsEmpty]: Start isEmpty. Operand 15431 states and 22601 transitions. [2024-11-28 03:26:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-28 03:26:28,251 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:28,251 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:28,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-28 03:26:28,251 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:28,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:28,252 INFO L85 PathProgramCache]: Analyzing trace with hash 2116422840, now seen corresponding path program 1 times [2024-11-28 03:26:28,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:28,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007374393] [2024-11-28 03:26:28,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:29,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:29,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007374393] [2024-11-28 03:26:29,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007374393] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:29,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:29,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-28 03:26:29,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197790184] [2024-11-28 03:26:29,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:29,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-28 03:26:29,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:29,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-28 03:26:29,496 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:26:29,496 INFO L87 Difference]: Start difference. First operand 15431 states and 22601 transitions. Second operand has 19 states, 19 states have (on average 3.9473684210526314) internal successors, (75), 19 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:33,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:33,688 INFO L93 Difference]: Finished difference Result 36687 states and 53664 transitions. [2024-11-28 03:26:33,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-28 03:26:33,688 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.9473684210526314) internal successors, (75), 19 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2024-11-28 03:26:33,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:33,721 INFO L225 Difference]: With dead ends: 36687 [2024-11-28 03:26:33,721 INFO L226 Difference]: Without dead ends: 36605 [2024-11-28 03:26:33,729 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=278, Invalid=1128, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 03:26:33,729 INFO L435 NwaCegarLoop]: 1128 mSDtfsCounter, 9447 mSDsluCounter, 12582 mSDsCounter, 0 mSdLazyCounter, 4404 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9447 SdHoareTripleChecker+Valid, 13710 SdHoareTripleChecker+Invalid, 4434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 4404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:33,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9447 Valid, 13710 Invalid, 4434 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [30 Valid, 4404 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-28 03:26:33,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36605 states. [2024-11-28 03:26:33,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36605 to 15427. [2024-11-28 03:26:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15427 states, 15425 states have (on average 1.4647649918962722) internal successors, (22594), 15426 states have internal predecessors, (22594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15427 states to 15427 states and 22594 transitions. [2024-11-28 03:26:33,943 INFO L78 Accepts]: Start accepts. Automaton has 15427 states and 22594 transitions. Word has length 75 [2024-11-28 03:26:33,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:33,943 INFO L471 AbstractCegarLoop]: Abstraction has 15427 states and 22594 transitions. [2024-11-28 03:26:33,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.9473684210526314) internal successors, (75), 19 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:33,943 INFO L276 IsEmpty]: Start isEmpty. Operand 15427 states and 22594 transitions. [2024-11-28 03:26:33,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-28 03:26:33,945 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:33,945 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:33,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-28 03:26:33,946 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:33,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:33,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1595170814, now seen corresponding path program 1 times [2024-11-28 03:26:33,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:33,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831567808] [2024-11-28 03:26:33,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:33,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:34,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:34,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831567808] [2024-11-28 03:26:34,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831567808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:34,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:34,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 03:26:34,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437139285] [2024-11-28 03:26:34,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:34,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:26:34,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:34,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:26:34,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:26:34,562 INFO L87 Difference]: Start difference. First operand 15427 states and 22594 transitions. Second operand has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:35,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:35,362 INFO L93 Difference]: Finished difference Result 26156 states and 38402 transitions. [2024-11-28 03:26:35,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 03:26:35,362 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2024-11-28 03:26:35,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:35,385 INFO L225 Difference]: With dead ends: 26156 [2024-11-28 03:26:35,385 INFO L226 Difference]: Without dead ends: 26089 [2024-11-28 03:26:35,391 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:26:35,391 INFO L435 NwaCegarLoop]: 1105 mSDtfsCounter, 7039 mSDsluCounter, 3945 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7039 SdHoareTripleChecker+Valid, 5050 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:35,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7039 Valid, 5050 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:26:35,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26089 states. [2024-11-28 03:26:35,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26089 to 15423. [2024-11-28 03:26:35,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15423 states, 15422 states have (on average 1.4647257165088834) internal successors, (22589), 15422 states have internal predecessors, (22589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15423 states to 15423 states and 22589 transitions. [2024-11-28 03:26:35,574 INFO L78 Accepts]: Start accepts. Automaton has 15423 states and 22589 transitions. Word has length 75 [2024-11-28 03:26:35,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:35,574 INFO L471 AbstractCegarLoop]: Abstraction has 15423 states and 22589 transitions. [2024-11-28 03:26:35,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 15423 states and 22589 transitions. [2024-11-28 03:26:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-28 03:26:35,577 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:35,577 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:35,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-28 03:26:35,577 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:35,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:35,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1888870268, now seen corresponding path program 1 times [2024-11-28 03:26:35,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:35,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631900255] [2024-11-28 03:26:35,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:35,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:35,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:35,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:35,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631900255] [2024-11-28 03:26:35,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631900255] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:35,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:35,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:26:35,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573819561] [2024-11-28 03:26:35,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:35,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:26:35,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:35,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:26:35,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:35,673 INFO L87 Difference]: Start difference. First operand 15423 states and 22589 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:35,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:35,962 INFO L93 Difference]: Finished difference Result 58458 states and 86355 transitions. [2024-11-28 03:26:35,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:26:35,963 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-11-28 03:26:35,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:36,002 INFO L225 Difference]: With dead ends: 58458 [2024-11-28 03:26:36,002 INFO L226 Difference]: Without dead ends: 44376 [2024-11-28 03:26:36,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:26:36,016 INFO L435 NwaCegarLoop]: 1179 mSDtfsCounter, 4365 mSDsluCounter, 1401 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4365 SdHoareTripleChecker+Valid, 2580 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:36,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4365 Valid, 2580 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:36,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44376 states. [2024-11-28 03:26:36,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44376 to 28728. [2024-11-28 03:26:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28728 states, 28727 states have (on average 1.4572353535001914) internal successors, (41862), 28727 states have internal predecessors, (41862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:36,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28728 states to 28728 states and 41862 transitions. [2024-11-28 03:26:36,361 INFO L78 Accepts]: Start accepts. Automaton has 28728 states and 41862 transitions. Word has length 80 [2024-11-28 03:26:36,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:36,361 INFO L471 AbstractCegarLoop]: Abstraction has 28728 states and 41862 transitions. [2024-11-28 03:26:36,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand 28728 states and 41862 transitions. [2024-11-28 03:26:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-28 03:26:36,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:36,366 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:36,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-28 03:26:36,367 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:36,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:36,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1040205076, now seen corresponding path program 1 times [2024-11-28 03:26:36,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:36,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791681569] [2024-11-28 03:26:36,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:36,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:36,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:36,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791681569] [2024-11-28 03:26:36,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791681569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:36,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:36,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:26:36,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052870737] [2024-11-28 03:26:36,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:36,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:26:36,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:36,516 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:26:36,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:36,516 INFO L87 Difference]: Start difference. First operand 28728 states and 41862 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:36,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:36,767 INFO L93 Difference]: Finished difference Result 48310 states and 70432 transitions. [2024-11-28 03:26:36,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:26:36,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-11-28 03:26:36,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:36,786 INFO L225 Difference]: With dead ends: 48310 [2024-11-28 03:26:36,786 INFO L226 Difference]: Without dead ends: 20906 [2024-11-28 03:26:36,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:36,800 INFO L435 NwaCegarLoop]: 1210 mSDtfsCounter, 1712 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1712 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:36,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1712 Valid, 2093 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:36,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20906 states. [2024-11-28 03:26:37,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20906 to 20900. [2024-11-28 03:26:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20900 states, 20899 states have (on average 1.4424135126082587) internal successors, (30145), 20899 states have internal predecessors, (30145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20900 states to 20900 states and 30145 transitions. [2024-11-28 03:26:37,081 INFO L78 Accepts]: Start accepts. Automaton has 20900 states and 30145 transitions. Word has length 81 [2024-11-28 03:26:37,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:37,081 INFO L471 AbstractCegarLoop]: Abstraction has 20900 states and 30145 transitions. [2024-11-28 03:26:37,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 20900 states and 30145 transitions. [2024-11-28 03:26:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 03:26:37,084 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:37,084 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:37,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-28 03:26:37,084 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:37,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:37,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1762869610, now seen corresponding path program 1 times [2024-11-28 03:26:37,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:37,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924173373] [2024-11-28 03:26:37,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:37,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:37,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:37,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924173373] [2024-11-28 03:26:37,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924173373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:37,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:37,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:26:37,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486805380] [2024-11-28 03:26:37,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:37,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:26:37,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:37,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:26:37,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:37,209 INFO L87 Difference]: Start difference. First operand 20900 states and 30145 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:37,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:37,431 INFO L93 Difference]: Finished difference Result 58598 states and 84923 transitions. [2024-11-28 03:26:37,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:26:37,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 03:26:37,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:37,466 INFO L225 Difference]: With dead ends: 58598 [2024-11-28 03:26:37,466 INFO L226 Difference]: Without dead ends: 38964 [2024-11-28 03:26:37,480 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:37,480 INFO L435 NwaCegarLoop]: 1211 mSDtfsCounter, 769 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 769 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:37,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [769 Valid, 1619 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:37,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38964 states. [2024-11-28 03:26:37,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38964 to 37010. [2024-11-28 03:26:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37010 states, 37009 states have (on average 1.440460428544408) internal successors, (53310), 37009 states have internal predecessors, (53310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:37,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37010 states to 37010 states and 53310 transitions. [2024-11-28 03:26:37,826 INFO L78 Accepts]: Start accepts. Automaton has 37010 states and 53310 transitions. Word has length 83 [2024-11-28 03:26:37,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:37,826 INFO L471 AbstractCegarLoop]: Abstraction has 37010 states and 53310 transitions. [2024-11-28 03:26:37,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:37,826 INFO L276 IsEmpty]: Start isEmpty. Operand 37010 states and 53310 transitions. [2024-11-28 03:26:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 03:26:37,829 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:37,829 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:37,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-28 03:26:37,829 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:37,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:37,830 INFO L85 PathProgramCache]: Analyzing trace with hash 2024336630, now seen corresponding path program 1 times [2024-11-28 03:26:37,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:37,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108139702] [2024-11-28 03:26:37,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:37,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:37,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:37,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:37,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108139702] [2024-11-28 03:26:37,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108139702] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:37,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:37,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:26:37,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515945624] [2024-11-28 03:26:37,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:37,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:26:37,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:37,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:26:37,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:37,935 INFO L87 Difference]: Start difference. First operand 37010 states and 53310 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:38,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:38,224 INFO L93 Difference]: Finished difference Result 105590 states and 152256 transitions. [2024-11-28 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:26:38,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 03:26:38,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:38,290 INFO L225 Difference]: With dead ends: 105590 [2024-11-28 03:26:38,291 INFO L226 Difference]: Without dead ends: 69846 [2024-11-28 03:26:38,314 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:38,315 INFO L435 NwaCegarLoop]: 1200 mSDtfsCounter, 682 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 682 SdHoareTripleChecker+Valid, 1687 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:38,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [682 Valid, 1687 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:38,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69846 states. [2024-11-28 03:26:38,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69846 to 65940. [2024-11-28 03:26:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65940 states, 65939 states have (on average 1.4335977191040203) internal successors, (94530), 65939 states have internal predecessors, (94530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65940 states to 65940 states and 94530 transitions. [2024-11-28 03:26:39,099 INFO L78 Accepts]: Start accepts. Automaton has 65940 states and 94530 transitions. Word has length 83 [2024-11-28 03:26:39,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:39,099 INFO L471 AbstractCegarLoop]: Abstraction has 65940 states and 94530 transitions. [2024-11-28 03:26:39,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 65940 states and 94530 transitions. [2024-11-28 03:26:39,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 03:26:39,101 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:39,101 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:39,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-28 03:26:39,102 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:39,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:39,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1604392140, now seen corresponding path program 1 times [2024-11-28 03:26:39,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:39,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189242346] [2024-11-28 03:26:39,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:39,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:39,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:39,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189242346] [2024-11-28 03:26:39,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189242346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:39,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:39,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:26:39,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652875481] [2024-11-28 03:26:39,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:39,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:26:39,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:39,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:26:39,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:39,186 INFO L87 Difference]: Start difference. First operand 65940 states and 94530 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:39,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:39,645 INFO L93 Difference]: Finished difference Result 189472 states and 271204 transitions. [2024-11-28 03:26:39,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:26:39,646 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 03:26:39,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:39,777 INFO L225 Difference]: With dead ends: 189472 [2024-11-28 03:26:39,777 INFO L226 Difference]: Without dead ends: 124798 [2024-11-28 03:26:39,820 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:39,821 INFO L435 NwaCegarLoop]: 1181 mSDtfsCounter, 562 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:39,821 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [562 Valid, 1764 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:39,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124798 states. [2024-11-28 03:26:41,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124798 to 116988. [2024-11-28 03:26:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116988 states, 116987 states have (on average 1.4220554420576645) internal successors, (166362), 116987 states have internal predecessors, (166362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:42,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116988 states to 116988 states and 166362 transitions. [2024-11-28 03:26:42,034 INFO L78 Accepts]: Start accepts. Automaton has 116988 states and 166362 transitions. Word has length 84 [2024-11-28 03:26:42,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:42,034 INFO L471 AbstractCegarLoop]: Abstraction has 116988 states and 166362 transitions. [2024-11-28 03:26:42,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:42,034 INFO L276 IsEmpty]: Start isEmpty. Operand 116988 states and 166362 transitions. [2024-11-28 03:26:42,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 03:26:42,036 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:42,036 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:42,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-28 03:26:42,036 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:42,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:42,037 INFO L85 PathProgramCache]: Analyzing trace with hash -852060589, now seen corresponding path program 1 times [2024-11-28 03:26:42,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:42,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324363881] [2024-11-28 03:26:42,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:42,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:42,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:42,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324363881] [2024-11-28 03:26:42,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324363881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:42,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:42,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:26:42,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838447545] [2024-11-28 03:26:42,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:42,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:26:42,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:42,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:26:42,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:42,758 INFO L87 Difference]: Start difference. First operand 116988 states and 166362 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:43,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:43,318 INFO L93 Difference]: Finished difference Result 125390 states and 177563 transitions. [2024-11-28 03:26:43,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:26:43,320 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-28 03:26:43,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:43,512 INFO L225 Difference]: With dead ends: 125390 [2024-11-28 03:26:43,512 INFO L226 Difference]: Without dead ends: 125388 [2024-11-28 03:26:43,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:43,548 INFO L435 NwaCegarLoop]: 1135 mSDtfsCounter, 0 mSDsluCounter, 4530 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5665 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:43,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5665 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:43,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125388 states. [2024-11-28 03:26:45,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125388 to 125388. [2024-11-28 03:26:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125388 states, 125387 states have (on average 1.3937808544745467) internal successors, (174762), 125387 states have internal predecessors, (174762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:45,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125388 states to 125388 states and 174762 transitions. [2024-11-28 03:26:45,682 INFO L78 Accepts]: Start accepts. Automaton has 125388 states and 174762 transitions. Word has length 86 [2024-11-28 03:26:45,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:45,682 INFO L471 AbstractCegarLoop]: Abstraction has 125388 states and 174762 transitions. [2024-11-28 03:26:45,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 125388 states and 174762 transitions. [2024-11-28 03:26:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-28 03:26:45,685 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:45,685 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:45,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-28 03:26:45,686 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:45,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:45,686 INFO L85 PathProgramCache]: Analyzing trace with hash -742531331, now seen corresponding path program 1 times [2024-11-28 03:26:45,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:45,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540309943] [2024-11-28 03:26:45,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:45,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:45,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:45,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540309943] [2024-11-28 03:26:45,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540309943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:45,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:45,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:26:45,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598076558] [2024-11-28 03:26:45,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:45,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:26:45,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:45,750 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:26:45,750 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:45,750 INFO L87 Difference]: Start difference. First operand 125388 states and 174762 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:47,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:47,121 INFO L93 Difference]: Finished difference Result 350870 states and 488581 transitions. [2024-11-28 03:26:47,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:26:47,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-11-28 03:26:47,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:47,376 INFO L225 Difference]: With dead ends: 350870 [2024-11-28 03:26:47,376 INFO L226 Difference]: Without dead ends: 226678 [2024-11-28 03:26:47,420 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:26:47,421 INFO L435 NwaCegarLoop]: 1115 mSDtfsCounter, 582 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 1702 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:47,421 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [582 Valid, 1702 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:47,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226678 states. [2024-11-28 03:26:49,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226678 to 223876. [2024-11-28 03:26:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223876 states, 223875 states have (on average 1.3703316582914573) internal successors, (306783), 223875 states have internal predecessors, (306783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223876 states to 223876 states and 306783 transitions. [2024-11-28 03:26:50,960 INFO L78 Accepts]: Start accepts. Automaton has 223876 states and 306783 transitions. Word has length 87 [2024-11-28 03:26:50,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:50,961 INFO L471 AbstractCegarLoop]: Abstraction has 223876 states and 306783 transitions. [2024-11-28 03:26:50,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 223876 states and 306783 transitions. [2024-11-28 03:26:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-28 03:26:50,964 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:50,964 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:50,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-28 03:26:50,965 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:50,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:50,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1478744084, now seen corresponding path program 1 times [2024-11-28 03:26:50,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:50,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073511471] [2024-11-28 03:26:50,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:50,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:51,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:51,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073511471] [2024-11-28 03:26:51,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073511471] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:51,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:51,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:26:51,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166590014] [2024-11-28 03:26:51,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:51,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:26:51,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:51,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:26:51,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:51,119 INFO L87 Difference]: Start difference. First operand 223876 states and 306783 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:52,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:26:52,746 INFO L93 Difference]: Finished difference Result 443454 states and 608796 transitions. [2024-11-28 03:26:52,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:26:52,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2024-11-28 03:26:52,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:26:53,152 INFO L225 Difference]: With dead ends: 443454 [2024-11-28 03:26:53,153 INFO L226 Difference]: Without dead ends: 376028 [2024-11-28 03:26:53,207 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:26:53,208 INFO L435 NwaCegarLoop]: 1188 mSDtfsCounter, 3300 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3300 SdHoareTripleChecker+Valid, 2973 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:26:53,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3300 Valid, 2973 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:26:53,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376028 states. [2024-11-28 03:26:57,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376028 to 283887. [2024-11-28 03:26:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283887 states, 283886 states have (on average 1.366358326934051) internal successors, (387890), 283886 states have internal predecessors, (387890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283887 states to 283887 states and 387890 transitions. [2024-11-28 03:26:57,967 INFO L78 Accepts]: Start accepts. Automaton has 283887 states and 387890 transitions. Word has length 91 [2024-11-28 03:26:57,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:26:57,968 INFO L471 AbstractCegarLoop]: Abstraction has 283887 states and 387890 transitions. [2024-11-28 03:26:57,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:26:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 283887 states and 387890 transitions. [2024-11-28 03:26:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:26:57,972 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:26:57,972 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:26:57,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-28 03:26:57,972 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:26:57,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:26:57,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1630689938, now seen corresponding path program 1 times [2024-11-28 03:26:57,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:26:57,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46348841] [2024-11-28 03:26:57,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:26:57,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:26:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:26:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:26:58,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:26:58,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46348841] [2024-11-28 03:26:58,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46348841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:26:58,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:26:58,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:26:58,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156576423] [2024-11-28 03:26:58,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:26:58,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:26:58,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:26:58,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:26:58,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:26:58,099 INFO L87 Difference]: Start difference. First operand 283887 states and 387890 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:27:00,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:27:00,192 INFO L93 Difference]: Finished difference Result 478865 states and 655071 transitions. [2024-11-28 03:27:00,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:27:00,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-28 03:27:00,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:27:00,896 INFO L225 Difference]: With dead ends: 478865 [2024-11-28 03:27:00,896 INFO L226 Difference]: Without dead ends: 411071 [2024-11-28 03:27:01,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:27:01,004 INFO L435 NwaCegarLoop]: 1228 mSDtfsCounter, 3316 mSDsluCounter, 1620 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3316 SdHoareTripleChecker+Valid, 2848 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:27:01,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3316 Valid, 2848 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:27:01,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411071 states. [2024-11-28 03:27:05,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411071 to 344199. [2024-11-28 03:27:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344199 states, 344198 states have (on average 1.3624541688214342) internal successors, (468954), 344198 states have internal predecessors, (468954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:27:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344199 states to 344199 states and 468954 transitions. [2024-11-28 03:27:06,664 INFO L78 Accepts]: Start accepts. Automaton has 344199 states and 468954 transitions. Word has length 92 [2024-11-28 03:27:06,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:27:06,664 INFO L471 AbstractCegarLoop]: Abstraction has 344199 states and 468954 transitions. [2024-11-28 03:27:06,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:27:06,664 INFO L276 IsEmpty]: Start isEmpty. Operand 344199 states and 468954 transitions. [2024-11-28 03:27:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:27:06,668 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:27:06,669 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:27:06,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-28 03:27:06,669 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-11-28 03:27:06,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:27:06,669 INFO L85 PathProgramCache]: Analyzing trace with hash -826359431, now seen corresponding path program 1 times [2024-11-28 03:27:06,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:27:06,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284022495] [2024-11-28 03:27:06,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:27:06,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:27:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:27:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:27:06,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:27:06,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284022495] [2024-11-28 03:27:06,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284022495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:27:06,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:27:06,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:27:06,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351860655] [2024-11-28 03:27:06,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:27:06,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:27:06,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:27:06,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:27:06,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:27:06,828 INFO L87 Difference]: Start difference. First operand 344199 states and 468954 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:27:08,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:27:08,966 INFO L93 Difference]: Finished difference Result 538606 states and 736236 transitions. [2024-11-28 03:27:08,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:27:08,967 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2024-11-28 03:27:08,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted.