./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1 --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 61079a62c86de0622c6f0d8d69ab5d3bd5c88209c75f4f3a60aa83a2a40500fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:42:27,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:42:27,257 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 14:42:27,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:42:27,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:42:27,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:42:27,286 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:42:27,286 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:42:27,286 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:42:27,286 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:42:27,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:42:27,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:42:27,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:42:27,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:42:27,287 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:42:27,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:42:27,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:42:27,287 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:42:27,288 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:42:27,288 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:42:27,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:42:27,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:42:27,289 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:42:27,290 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:42:27,290 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1 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 -> 61079a62c86de0622c6f0d8d69ab5d3bd5c88209c75f4f3a60aa83a2a40500fd [2024-12-02 14:42:27,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:42:27,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:42:27,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:42:27,537 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:42:27,537 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:42:27,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-12-02 14:42:30,241 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/data/887c6a4c3/303eeb840299497eae94d2c24be10290/FLAG788045073 [2024-12-02 14:42:30,779 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:42:30,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-12-02 14:42:30,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/data/887c6a4c3/303eeb840299497eae94d2c24be10290/FLAG788045073 [2024-12-02 14:42:30,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/data/887c6a4c3/303eeb840299497eae94d2c24be10290 [2024-12-02 14:42:30,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:42:30,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:42:30,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:42:30,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:42:30,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:42:30,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:42:30" (1/1) ... [2024-12-02 14:42:30,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696160fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:30, skipping insertion in model container [2024-12-02 14:42:30,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:42:30" (1/1) ... [2024-12-02 14:42:31,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:42:31,659 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[82693,82706] [2024-12-02 14:42:31,745 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[113477,113490] [2024-12-02 14:42:31,874 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[165794,165807] [2024-12-02 14:42:31,951 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[197365,197378] [2024-12-02 14:42:31,982 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[205886,205899] [2024-12-02 14:42:31,987 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[207836,207849] [2024-12-02 14:42:32,018 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[224171,224184] [2024-12-02 14:42:32,030 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[231245,231258] [2024-12-02 14:42:32,079 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[259571,259584] [2024-12-02 14:42:32,127 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[287337,287350] [2024-12-02 14:42:32,262 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[370939,370952] [2024-12-02 14:42:32,293 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[389606,389619] [2024-12-02 14:42:32,343 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[408649,408662] [2024-12-02 14:42:32,355 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[415665,415678] [2024-12-02 14:42:32,361 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[419162,419175] [2024-12-02 14:42:32,384 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[433807,433820] [2024-12-02 14:42:32,408 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[448287,448300] [2024-12-02 14:42:32,464 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[480365,480378] [2024-12-02 14:42:32,617 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[569807,569820] [2024-12-02 14:42:32,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:42:32,811 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:42:33,006 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[82693,82706] [2024-12-02 14:42:33,075 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[113477,113490] [2024-12-02 14:42:33,175 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[165794,165807] [2024-12-02 14:42:33,254 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[197365,197378] [2024-12-02 14:42:33,271 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[205886,205899] [2024-12-02 14:42:33,276 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[207836,207849] [2024-12-02 14:42:33,308 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[224171,224184] [2024-12-02 14:42:33,322 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[231245,231258] [2024-12-02 14:42:33,377 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[259571,259584] [2024-12-02 14:42:33,433 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[287337,287350] [2024-12-02 14:42:33,589 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[370939,370952] [2024-12-02 14:42:33,638 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[389606,389619] [2024-12-02 14:42:33,674 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[408649,408662] [2024-12-02 14:42:33,689 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[415665,415678] [2024-12-02 14:42:33,697 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[419162,419175] [2024-12-02 14:42:33,722 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[433807,433820] [2024-12-02 14:42:33,749 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[448287,448300] [2024-12-02 14:42:33,811 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[480365,480378] [2024-12-02 14:42:33,948 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_be362d7f-8aaa-4e61-ab90-389d7f665a8f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[569807,569820] [2024-12-02 14:42:34,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:42:34,087 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:42:34,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34 WrapperNode [2024-12-02 14:42:34,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:42:34,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:42:34,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:42:34,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:42:34,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,535 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30433 [2024-12-02 14:42:34,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:42:34,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:42:34,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:42:34,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:42:34,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,663 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,789 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]. [2024-12-02 14:42:34,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:34,996 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:35,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:35,073 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:35,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:35,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:35,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:42:35,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:42:35,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:42:35,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:42:35,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (1/1) ... [2024-12-02 14:42:35,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:42:35,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:42:35,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:42:35,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be362d7f-8aaa-4e61-ab90-389d7f665a8f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:42:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:42:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 14:42:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:42:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:42:35,785 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:42:35,787 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:42:46,036 INFO L? ?]: Removed 5544 outVars from TransFormulas that were not future-live. [2024-12-02 14:42:46,036 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:42:46,154 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:42:46,155 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-02 14:42:46,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:42:46 BoogieIcfgContainer [2024-12-02 14:42:46,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:42:46,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:42:46,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:42:46,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:42:46,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:42:30" (1/3) ... [2024-12-02 14:42:46,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496a85e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:42:46, skipping insertion in model container [2024-12-02 14:42:46,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:42:34" (2/3) ... [2024-12-02 14:42:46,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496a85e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:42:46, skipping insertion in model container [2024-12-02 14:42:46,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:42:46" (3/3) ... [2024-12-02 14:42:46,164 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-12-02 14:42:46,179 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:42:46,181 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c that has 1 procedures, 6183 locations, 1 initial locations, 0 loop locations, and 19 error locations. [2024-12-02 14:42:46,414 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:42:46,427 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;@37653fba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:42:46,427 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2024-12-02 14:42:46,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 6183 states, 6163 states have (on average 1.8075612526367029) internal successors, (11140), 6182 states have internal predecessors, (11140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-02 14:42:46,514 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:42:46,514 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] [2024-12-02 14:42:46,515 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:42:46,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:42:46,521 INFO L85 PathProgramCache]: Analyzing trace with hash 642976960, now seen corresponding path program 1 times [2024-12-02 14:42:46,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:42:46,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354157609] [2024-12-02 14:42:46,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:42:46,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:42:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:42:47,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:42:47,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:42:47,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354157609] [2024-12-02 14:42:47,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354157609] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:42:47,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:42:47,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:42:47,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159499062] [2024-12-02 14:42:47,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:42:47,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:42:47,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:42:47,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:42:47,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:42:47,286 INFO L87 Difference]: Start difference. First operand has 6183 states, 6163 states have (on average 1.8075612526367029) internal successors, (11140), 6182 states have internal predecessors, (11140), 0 states have call successors, (0), 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 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:51,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:42:51,682 INFO L93 Difference]: Finished difference Result 9223 states and 16402 transitions. [2024-12-02 14:42:51,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:42:51,684 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2024-12-02 14:42:51,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:42:51,706 INFO L225 Difference]: With dead ends: 9223 [2024-12-02 14:42:51,707 INFO L226 Difference]: Without dead ends: 5815 [2024-12-02 14:42:51,715 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 [2024-12-02 14:42:51,717 INFO L435 NwaCegarLoop]: 4776 mSDtfsCounter, 29236 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 4688 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29236 SdHoareTripleChecker+Valid, 5738 SdHoareTripleChecker+Invalid, 4751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 4688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:42:51,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29236 Valid, 5738 Invalid, 4751 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [63 Valid, 4688 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-12-02 14:42:51,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5815 states. [2024-12-02 14:42:51,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5815 to 5785. [2024-12-02 14:42:51,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5785 states, 5766 states have (on average 1.3331599028789456) internal successors, (7687), 5784 states have internal predecessors, (7687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5785 states to 5785 states and 7687 transitions. [2024-12-02 14:42:51,880 INFO L78 Accepts]: Start accepts. Automaton has 5785 states and 7687 transitions. Word has length 77 [2024-12-02 14:42:51,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:42:51,880 INFO L471 AbstractCegarLoop]: Abstraction has 5785 states and 7687 transitions. [2024-12-02 14:42:51,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 5785 states and 7687 transitions. [2024-12-02 14:42:51,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-02 14:42:51,893 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:42:51,893 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:42:51,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 14:42:51,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:42:51,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:42:51,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1955930775, now seen corresponding path program 1 times [2024-12-02 14:42:51,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:42:51,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716475021] [2024-12-02 14:42:51,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:42:51,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:42:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:42:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:42:52,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:42:52,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716475021] [2024-12-02 14:42:52,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716475021] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:42:52,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:42:52,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:42:52,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162140183] [2024-12-02 14:42:52,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:42:52,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:42:52,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:42:52,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:42:52,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:42:52,459 INFO L87 Difference]: Start difference. First operand 5785 states and 7687 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:58,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:42:58,547 INFO L93 Difference]: Finished difference Result 6282 states and 8361 transitions. [2024-12-02 14:42:58,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:42:58,548 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-12-02 14:42:58,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:42:58,560 INFO L225 Difference]: With dead ends: 6282 [2024-12-02 14:42:58,560 INFO L226 Difference]: Without dead ends: 6277 [2024-12-02 14:42:58,562 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:42:58,563 INFO L435 NwaCegarLoop]: 3022 mSDtfsCounter, 15643 mSDsluCounter, 9123 mSDsCounter, 0 mSdLazyCounter, 13888 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15643 SdHoareTripleChecker+Valid, 12145 SdHoareTripleChecker+Invalid, 13949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 13888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-12-02 14:42:58,563 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15643 Valid, 12145 Invalid, 13949 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [61 Valid, 13888 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-12-02 14:42:58,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6277 states. [2024-12-02 14:42:58,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6277 to 5785. [2024-12-02 14:42:58,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5785 states, 5766 states have (on average 1.3329864724245577) internal successors, (7686), 5784 states have internal predecessors, (7686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:58,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5785 states to 5785 states and 7686 transitions. [2024-12-02 14:42:58,639 INFO L78 Accepts]: Start accepts. Automaton has 5785 states and 7686 transitions. Word has length 78 [2024-12-02 14:42:58,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:42:58,639 INFO L471 AbstractCegarLoop]: Abstraction has 5785 states and 7686 transitions. [2024-12-02 14:42:58,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:42:58,640 INFO L276 IsEmpty]: Start isEmpty. Operand 5785 states and 7686 transitions. [2024-12-02 14:42:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-02 14:42:58,646 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:42:58,647 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] [2024-12-02 14:42:58,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 14:42:58,647 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:42:58,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:42:58,647 INFO L85 PathProgramCache]: Analyzing trace with hash 2136533534, now seen corresponding path program 1 times [2024-12-02 14:42:58,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:42:58,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368735747] [2024-12-02 14:42:58,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:42:58,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:42:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:42:58,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:42:58,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:42:58,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368735747] [2024-12-02 14:42:58,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368735747] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:42:58,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:42:58,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:42:58,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355838334] [2024-12-02 14:42:58,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:42:58,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:42:58,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:42:58,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:42:58,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:42:58,942 INFO L87 Difference]: Start difference. First operand 5785 states and 7686 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:02,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:02,586 INFO L93 Difference]: Finished difference Result 11480 states and 15434 transitions. [2024-12-02 14:43:02,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:43:02,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-12-02 14:43:02,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:02,599 INFO L225 Difference]: With dead ends: 11480 [2024-12-02 14:43:02,599 INFO L226 Difference]: Without dead ends: 7760 [2024-12-02 14:43:02,603 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 [2024-12-02 14:43:02,604 INFO L435 NwaCegarLoop]: 2954 mSDtfsCounter, 23497 mSDsluCounter, 982 mSDsCounter, 0 mSdLazyCounter, 4727 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23497 SdHoareTripleChecker+Valid, 3936 SdHoareTripleChecker+Invalid, 4814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:02,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23497 Valid, 3936 Invalid, 4814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4727 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-12-02 14:43:02,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7760 states. [2024-12-02 14:43:02,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7760 to 7736. [2024-12-02 14:43:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7736 states, 7717 states have (on average 1.3389918362057796) internal successors, (10333), 7735 states have internal predecessors, (10333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:02,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7736 states to 7736 states and 10333 transitions. [2024-12-02 14:43:02,752 INFO L78 Accepts]: Start accepts. Automaton has 7736 states and 10333 transitions. Word has length 78 [2024-12-02 14:43:02,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:02,752 INFO L471 AbstractCegarLoop]: Abstraction has 7736 states and 10333 transitions. [2024-12-02 14:43:02,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:02,752 INFO L276 IsEmpty]: Start isEmpty. Operand 7736 states and 10333 transitions. [2024-12-02 14:43:02,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-02 14:43:02,762 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:02,762 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] [2024-12-02 14:43:02,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 14:43:02,763 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:02,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:02,764 INFO L85 PathProgramCache]: Analyzing trace with hash 816480341, now seen corresponding path program 1 times [2024-12-02 14:43:02,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:02,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754366698] [2024-12-02 14:43:02,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:02,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:02,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:02,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754366698] [2024-12-02 14:43:02,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754366698] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:02,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:02,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:43:02,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927387081] [2024-12-02 14:43:02,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:02,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:43:02,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:02,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:43:02,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:43:02,902 INFO L87 Difference]: Start difference. First operand 7736 states and 10333 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:05,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:05,945 INFO L93 Difference]: Finished difference Result 15140 states and 20342 transitions. [2024-12-02 14:43:05,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:43:05,945 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-12-02 14:43:05,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:05,967 INFO L225 Difference]: With dead ends: 15140 [2024-12-02 14:43:05,967 INFO L226 Difference]: Without dead ends: 9760 [2024-12-02 14:43:05,971 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 [2024-12-02 14:43:05,972 INFO L435 NwaCegarLoop]: 2860 mSDtfsCounter, 21329 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 4093 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21329 SdHoareTripleChecker+Valid, 3626 SdHoareTripleChecker+Invalid, 4261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 4093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:05,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21329 Valid, 3626 Invalid, 4261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4093 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-12-02 14:43:05,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9760 states. [2024-12-02 14:43:06,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9760 to 9734. [2024-12-02 14:43:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9734 states, 9715 states have (on average 1.3288728769943388) internal successors, (12910), 9733 states have internal predecessors, (12910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9734 states to 9734 states and 12910 transitions. [2024-12-02 14:43:06,134 INFO L78 Accepts]: Start accepts. Automaton has 9734 states and 12910 transitions. Word has length 79 [2024-12-02 14:43:06,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:06,135 INFO L471 AbstractCegarLoop]: Abstraction has 9734 states and 12910 transitions. [2024-12-02 14:43:06,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 9734 states and 12910 transitions. [2024-12-02 14:43:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-02 14:43:06,145 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:06,146 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] [2024-12-02 14:43:06,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 14:43:06,146 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:06,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:06,147 INFO L85 PathProgramCache]: Analyzing trace with hash 42417281, now seen corresponding path program 1 times [2024-12-02 14:43:06,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:06,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883862268] [2024-12-02 14:43:06,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:06,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:07,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:07,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883862268] [2024-12-02 14:43:07,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883862268] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:07,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:07,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:43:07,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703766173] [2024-12-02 14:43:07,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:07,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:43:07,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:07,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:43:07,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:43:07,142 INFO L87 Difference]: Start difference. First operand 9734 states and 12910 transitions. Second operand has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:10,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:10,795 INFO L93 Difference]: Finished difference Result 16581 states and 22679 transitions. [2024-12-02 14:43:10,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 14:43:10,795 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-12-02 14:43:10,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:10,817 INFO L225 Difference]: With dead ends: 16581 [2024-12-02 14:43:10,817 INFO L226 Difference]: Without dead ends: 16573 [2024-12-02 14:43:10,821 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:43:10,821 INFO L435 NwaCegarLoop]: 5906 mSDtfsCounter, 44712 mSDsluCounter, 33458 mSDsCounter, 0 mSdLazyCounter, 4765 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44712 SdHoareTripleChecker+Valid, 39364 SdHoareTripleChecker+Invalid, 4821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:10,822 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [44712 Valid, 39364 Invalid, 4821 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [56 Valid, 4765 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-12-02 14:43:10,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16573 states. [2024-12-02 14:43:10,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16573 to 9726. [2024-12-02 14:43:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9726 states, 9708 states have (on average 1.3290070045323445) internal successors, (12902), 9725 states have internal predecessors, (12902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:11,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9726 states to 9726 states and 12902 transitions. [2024-12-02 14:43:11,001 INFO L78 Accepts]: Start accepts. Automaton has 9726 states and 12902 transitions. Word has length 79 [2024-12-02 14:43:11,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:11,002 INFO L471 AbstractCegarLoop]: Abstraction has 9726 states and 12902 transitions. [2024-12-02 14:43:11,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 9726 states and 12902 transitions. [2024-12-02 14:43:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-02 14:43:11,007 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:11,007 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] [2024-12-02 14:43:11,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 14:43:11,007 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:11,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:11,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1994039540, now seen corresponding path program 1 times [2024-12-02 14:43:11,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:11,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369649633] [2024-12-02 14:43:11,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:11,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:11,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:11,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369649633] [2024-12-02 14:43:11,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369649633] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:11,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:11,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:43:11,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393519883] [2024-12-02 14:43:11,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:11,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:43:11,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:11,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:43:11,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:43:11,182 INFO L87 Difference]: Start difference. First operand 9726 states and 12902 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:13,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:13,948 INFO L93 Difference]: Finished difference Result 17851 states and 23937 transitions. [2024-12-02 14:43:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:43:13,949 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-12-02 14:43:13,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:13,962 INFO L225 Difference]: With dead ends: 17851 [2024-12-02 14:43:13,962 INFO L226 Difference]: Without dead ends: 11721 [2024-12-02 14:43:13,967 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 [2024-12-02 14:43:13,967 INFO L435 NwaCegarLoop]: 2427 mSDtfsCounter, 17777 mSDsluCounter, 762 mSDsCounter, 0 mSdLazyCounter, 3321 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17777 SdHoareTripleChecker+Valid, 3189 SdHoareTripleChecker+Invalid, 3366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 3321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:13,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17777 Valid, 3189 Invalid, 3366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 3321 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:43:13,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11721 states. [2024-12-02 14:43:14,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11721 to 11692. [2024-12-02 14:43:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11692 states, 11674 states have (on average 1.3539489463765633) internal successors, (15806), 11691 states have internal predecessors, (15806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11692 states to 11692 states and 15806 transitions. [2024-12-02 14:43:14,120 INFO L78 Accepts]: Start accepts. Automaton has 11692 states and 15806 transitions. Word has length 79 [2024-12-02 14:43:14,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:14,120 INFO L471 AbstractCegarLoop]: Abstraction has 11692 states and 15806 transitions. [2024-12-02 14:43:14,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11692 states and 15806 transitions. [2024-12-02 14:43:14,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-02 14:43:14,126 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:14,126 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] [2024-12-02 14:43:14,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 14:43:14,126 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:14,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:14,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1428801169, now seen corresponding path program 1 times [2024-12-02 14:43:14,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:14,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172350535] [2024-12-02 14:43:14,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:14,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:14,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:14,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172350535] [2024-12-02 14:43:14,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172350535] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:14,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:14,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:43:14,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271455142] [2024-12-02 14:43:14,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:14,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:43:14,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:14,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:43:14,617 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:43:14,618 INFO L87 Difference]: Start difference. First operand 11692 states and 15806 transitions. Second operand has 10 states, 10 states have (on average 8.0) internal successors, (80), 9 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) [2024-12-02 14:43:21,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:21,467 INFO L93 Difference]: Finished difference Result 16055 states and 22029 transitions. [2024-12-02 14:43:21,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:43:21,467 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 9 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 [2024-12-02 14:43:21,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:21,484 INFO L225 Difference]: With dead ends: 16055 [2024-12-02 14:43:21,484 INFO L226 Difference]: Without dead ends: 14332 [2024-12-02 14:43:21,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:43:21,489 INFO L435 NwaCegarLoop]: 2356 mSDtfsCounter, 20934 mSDsluCounter, 11656 mSDsCounter, 0 mSdLazyCounter, 15566 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20934 SdHoareTripleChecker+Valid, 14012 SdHoareTripleChecker+Invalid, 15576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 15566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:21,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20934 Valid, 14012 Invalid, 15576 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 15566 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2024-12-02 14:43:21,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14332 states. [2024-12-02 14:43:21,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14332 to 11699. [2024-12-02 14:43:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11699 states, 11681 states have (on average 1.3537368375995207) internal successors, (15813), 11698 states have internal predecessors, (15813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11699 states to 11699 states and 15813 transitions. [2024-12-02 14:43:21,658 INFO L78 Accepts]: Start accepts. Automaton has 11699 states and 15813 transitions. Word has length 80 [2024-12-02 14:43:21,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:21,658 INFO L471 AbstractCegarLoop]: Abstraction has 11699 states and 15813 transitions. [2024-12-02 14:43:21,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 9 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) [2024-12-02 14:43:21,658 INFO L276 IsEmpty]: Start isEmpty. Operand 11699 states and 15813 transitions. [2024-12-02 14:43:21,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-02 14:43:21,667 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:21,667 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] [2024-12-02 14:43:21,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 14:43:21,667 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:21,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:21,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1294381398, now seen corresponding path program 1 times [2024-12-02 14:43:21,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:21,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67190561] [2024-12-02 14:43:21,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:21,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:21,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:21,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67190561] [2024-12-02 14:43:21,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67190561] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:21,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:21,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:43:21,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575818873] [2024-12-02 14:43:21,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:21,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:43:21,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:21,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:43:21,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:43:21,827 INFO L87 Difference]: Start difference. First operand 11699 states and 15813 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 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) [2024-12-02 14:43:24,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:24,216 INFO L93 Difference]: Finished difference Result 23220 states and 31550 transitions. [2024-12-02 14:43:24,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:43:24,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 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 [2024-12-02 14:43:24,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:24,229 INFO L225 Difference]: With dead ends: 23220 [2024-12-02 14:43:24,229 INFO L226 Difference]: Without dead ends: 15844 [2024-12-02 14:43:24,234 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 [2024-12-02 14:43:24,235 INFO L435 NwaCegarLoop]: 2093 mSDtfsCounter, 15570 mSDsluCounter, 722 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15570 SdHoareTripleChecker+Valid, 2815 SdHoareTripleChecker+Invalid, 3005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:24,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15570 Valid, 2815 Invalid, 3005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 14:43:24,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15844 states. [2024-12-02 14:43:24,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15844 to 15824. [2024-12-02 14:43:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15824 states, 15806 states have (on average 1.3551815766164748) internal successors, (21420), 15823 states have internal predecessors, (21420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15824 states to 15824 states and 21420 transitions. [2024-12-02 14:43:24,479 INFO L78 Accepts]: Start accepts. Automaton has 15824 states and 21420 transitions. Word has length 80 [2024-12-02 14:43:24,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:24,479 INFO L471 AbstractCegarLoop]: Abstraction has 15824 states and 21420 transitions. [2024-12-02 14:43:24,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 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) [2024-12-02 14:43:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 15824 states and 21420 transitions. [2024-12-02 14:43:24,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-02 14:43:24,485 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:24,485 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] [2024-12-02 14:43:24,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 14:43:24,485 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:24,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:24,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1633622625, now seen corresponding path program 1 times [2024-12-02 14:43:24,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:24,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392826790] [2024-12-02 14:43:24,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:24,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:24,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:24,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392826790] [2024-12-02 14:43:24,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392826790] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:24,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:24,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:43:24,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457550316] [2024-12-02 14:43:24,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:24,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:43:24,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:24,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:43:24,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:43:24,554 INFO L87 Difference]: Start difference. First operand 15824 states and 21420 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 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) [2024-12-02 14:43:25,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:25,030 INFO L93 Difference]: Finished difference Result 31749 states and 43433 transitions. [2024-12-02 14:43:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:43:25,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 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 [2024-12-02 14:43:25,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:25,044 INFO L225 Difference]: With dead ends: 31749 [2024-12-02 14:43:25,044 INFO L226 Difference]: Without dead ends: 19509 [2024-12-02 14:43:25,052 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 [2024-12-02 14:43:25,053 INFO L435 NwaCegarLoop]: 3952 mSDtfsCounter, 3993 mSDsluCounter, 1196 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3993 SdHoareTripleChecker+Valid, 5148 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:25,053 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3993 Valid, 5148 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 14:43:25,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19509 states. [2024-12-02 14:43:25,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19509 to 19482. [2024-12-02 14:43:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19482 states, 19464 states have (on average 1.3550143855322647) internal successors, (26374), 19481 states have internal predecessors, (26374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19482 states to 19482 states and 26374 transitions. [2024-12-02 14:43:25,231 INFO L78 Accepts]: Start accepts. Automaton has 19482 states and 26374 transitions. Word has length 81 [2024-12-02 14:43:25,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:25,231 INFO L471 AbstractCegarLoop]: Abstraction has 19482 states and 26374 transitions. [2024-12-02 14:43:25,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 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) [2024-12-02 14:43:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 19482 states and 26374 transitions. [2024-12-02 14:43:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-02 14:43:25,239 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:25,239 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] [2024-12-02 14:43:25,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 14:43:25,239 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:25,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:25,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1819290860, now seen corresponding path program 1 times [2024-12-02 14:43:25,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:25,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027903551] [2024-12-02 14:43:25,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:25,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:26,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:26,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027903551] [2024-12-02 14:43:26,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027903551] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:26,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:26,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:43:26,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914878186] [2024-12-02 14:43:26,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:26,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:43:26,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:26,049 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:43:26,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:43:26,049 INFO L87 Difference]: Start difference. First operand 19482 states and 26374 transitions. Second operand has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 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) [2024-12-02 14:43:29,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:29,203 INFO L93 Difference]: Finished difference Result 28694 states and 40087 transitions. [2024-12-02 14:43:29,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 14:43:29,203 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 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 [2024-12-02 14:43:29,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:29,219 INFO L225 Difference]: With dead ends: 28694 [2024-12-02 14:43:29,219 INFO L226 Difference]: Without dead ends: 28690 [2024-12-02 14:43:29,223 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:43:29,224 INFO L435 NwaCegarLoop]: 3766 mSDtfsCounter, 21376 mSDsluCounter, 23396 mSDsCounter, 0 mSdLazyCounter, 4342 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21376 SdHoareTripleChecker+Valid, 27162 SdHoareTripleChecker+Invalid, 4387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 4342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:29,224 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21376 Valid, 27162 Invalid, 4387 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [45 Valid, 4342 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:43:29,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28690 states. [2024-12-02 14:43:29,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28690 to 19478. [2024-12-02 14:43:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19478 states, 19461 states have (on average 1.3550177277632187) internal successors, (26370), 19477 states have internal predecessors, (26370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:29,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19478 states to 19478 states and 26370 transitions. [2024-12-02 14:43:29,440 INFO L78 Accepts]: Start accepts. Automaton has 19478 states and 26370 transitions. Word has length 81 [2024-12-02 14:43:29,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:29,440 INFO L471 AbstractCegarLoop]: Abstraction has 19478 states and 26370 transitions. [2024-12-02 14:43:29,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 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) [2024-12-02 14:43:29,440 INFO L276 IsEmpty]: Start isEmpty. Operand 19478 states and 26370 transitions. [2024-12-02 14:43:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-02 14:43:29,446 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:29,446 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] [2024-12-02 14:43:29,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 14:43:29,447 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:29,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:29,447 INFO L85 PathProgramCache]: Analyzing trace with hash 153905521, now seen corresponding path program 1 times [2024-12-02 14:43:29,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:29,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630772360] [2024-12-02 14:43:29,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:29,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:29,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:29,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630772360] [2024-12-02 14:43:29,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630772360] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:29,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:29,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:43:29,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293508482] [2024-12-02 14:43:29,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:29,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:43:29,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:29,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:43:29,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:43:29,810 INFO L87 Difference]: Start difference. First operand 19478 states and 26370 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:33,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:33,774 INFO L93 Difference]: Finished difference Result 24781 states and 33760 transitions. [2024-12-02 14:43:33,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:43:33,774 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-12-02 14:43:33,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:33,792 INFO L225 Difference]: With dead ends: 24781 [2024-12-02 14:43:33,792 INFO L226 Difference]: Without dead ends: 24773 [2024-12-02 14:43:33,797 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:43:33,798 INFO L435 NwaCegarLoop]: 2082 mSDtfsCounter, 21592 mSDsluCounter, 6630 mSDsCounter, 0 mSdLazyCounter, 8737 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21592 SdHoareTripleChecker+Valid, 8712 SdHoareTripleChecker+Invalid, 8779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 8737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:33,798 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21592 Valid, 8712 Invalid, 8779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 8737 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-12-02 14:43:33,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24773 states. [2024-12-02 14:43:34,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24773 to 19478. [2024-12-02 14:43:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19478 states, 19461 states have (on average 1.354966342942295) internal successors, (26369), 19477 states have internal predecessors, (26369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:34,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19478 states to 19478 states and 26369 transitions. [2024-12-02 14:43:34,036 INFO L78 Accepts]: Start accepts. Automaton has 19478 states and 26369 transitions. Word has length 81 [2024-12-02 14:43:34,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:34,036 INFO L471 AbstractCegarLoop]: Abstraction has 19478 states and 26369 transitions. [2024-12-02 14:43:34,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:34,036 INFO L276 IsEmpty]: Start isEmpty. Operand 19478 states and 26369 transitions. [2024-12-02 14:43:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 14:43:34,042 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:34,042 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] [2024-12-02 14:43:34,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 14:43:34,043 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:34,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:34,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1262373862, now seen corresponding path program 1 times [2024-12-02 14:43:34,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:34,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754326006] [2024-12-02 14:43:34,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:34,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:34,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:34,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754326006] [2024-12-02 14:43:34,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754326006] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:34,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:34,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:43:34,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108712718] [2024-12-02 14:43:34,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:34,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:43:34,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:34,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:43:34,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:43:34,532 INFO L87 Difference]: Start difference. First operand 19478 states and 26369 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:40,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:40,018 INFO L93 Difference]: Finished difference Result 25593 states and 35734 transitions. [2024-12-02 14:43:40,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:43:40,019 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-12-02 14:43:40,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:40,032 INFO L225 Difference]: With dead ends: 25593 [2024-12-02 14:43:40,032 INFO L226 Difference]: Without dead ends: 20838 [2024-12-02 14:43:40,036 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:43:40,037 INFO L435 NwaCegarLoop]: 2023 mSDtfsCounter, 17407 mSDsluCounter, 10368 mSDsCounter, 0 mSdLazyCounter, 12814 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17407 SdHoareTripleChecker+Valid, 12391 SdHoareTripleChecker+Invalid, 12822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 12814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:40,037 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17407 Valid, 12391 Invalid, 12822 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 12814 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-12-02 14:43:40,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20838 states. [2024-12-02 14:43:40,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20838 to 19227. [2024-12-02 14:43:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19227 states, 19210 states have (on average 1.3563248308172826) internal successors, (26055), 19226 states have internal predecessors, (26055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:40,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19227 states to 19227 states and 26055 transitions. [2024-12-02 14:43:40,300 INFO L78 Accepts]: Start accepts. Automaton has 19227 states and 26055 transitions. Word has length 82 [2024-12-02 14:43:40,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:40,300 INFO L471 AbstractCegarLoop]: Abstraction has 19227 states and 26055 transitions. [2024-12-02 14:43:40,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:40,301 INFO L276 IsEmpty]: Start isEmpty. Operand 19227 states and 26055 transitions. [2024-12-02 14:43:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 14:43:40,312 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:40,312 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] [2024-12-02 14:43:40,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 14:43:40,313 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:40,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:40,313 INFO L85 PathProgramCache]: Analyzing trace with hash -521520380, now seen corresponding path program 1 times [2024-12-02 14:43:40,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:40,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574506537] [2024-12-02 14:43:40,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:40,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:40,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:40,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:40,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574506537] [2024-12-02 14:43:40,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574506537] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:40,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:40,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:43:40,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024183445] [2024-12-02 14:43:40,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:40,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:43:40,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:40,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:43:40,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:43:40,913 INFO L87 Difference]: Start difference. First operand 19227 states and 26055 transitions. Second operand has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:42,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:42,995 INFO L93 Difference]: Finished difference Result 29077 states and 40482 transitions. [2024-12-02 14:43:42,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:43:42,996 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-12-02 14:43:42,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:43,010 INFO L225 Difference]: With dead ends: 29077 [2024-12-02 14:43:43,010 INFO L226 Difference]: Without dead ends: 24466 [2024-12-02 14:43:43,015 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:43:43,016 INFO L435 NwaCegarLoop]: 3808 mSDtfsCounter, 19129 mSDsluCounter, 20416 mSDsCounter, 0 mSdLazyCounter, 3101 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19129 SdHoareTripleChecker+Valid, 24224 SdHoareTripleChecker+Invalid, 3128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 3101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:43,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19129 Valid, 24224 Invalid, 3128 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [27 Valid, 3101 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 14:43:43,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24466 states. [2024-12-02 14:43:43,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24466 to 19195. [2024-12-02 14:43:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19195 states, 19178 states have (on average 1.3565543852330795) internal successors, (26016), 19194 states have internal predecessors, (26016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19195 states to 19195 states and 26016 transitions. [2024-12-02 14:43:43,198 INFO L78 Accepts]: Start accepts. Automaton has 19195 states and 26016 transitions. Word has length 82 [2024-12-02 14:43:43,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:43,198 INFO L471 AbstractCegarLoop]: Abstraction has 19195 states and 26016 transitions. [2024-12-02 14:43:43,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 19195 states and 26016 transitions. [2024-12-02 14:43:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 14:43:43,205 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:43,206 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] [2024-12-02 14:43:43,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 14:43:43,206 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:43,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:43,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1082319899, now seen corresponding path program 1 times [2024-12-02 14:43:43,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:43,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373482513] [2024-12-02 14:43:43,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:43,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:43,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:43,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:43,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373482513] [2024-12-02 14:43:43,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373482513] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:43,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:43,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:43:43,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921518883] [2024-12-02 14:43:43,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:43,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:43:43,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:43,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:43:43,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:43:43,481 INFO L87 Difference]: Start difference. First operand 19195 states and 26016 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:48,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:48,966 INFO L93 Difference]: Finished difference Result 29492 states and 40858 transitions. [2024-12-02 14:43:48,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:43:48,967 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-12-02 14:43:48,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:48,984 INFO L225 Difference]: With dead ends: 29492 [2024-12-02 14:43:48,984 INFO L226 Difference]: Without dead ends: 24921 [2024-12-02 14:43:48,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:43:48,991 INFO L435 NwaCegarLoop]: 2073 mSDtfsCounter, 17530 mSDsluCounter, 10602 mSDsCounter, 0 mSdLazyCounter, 12980 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17530 SdHoareTripleChecker+Valid, 12675 SdHoareTripleChecker+Invalid, 13040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 12980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:48,991 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17530 Valid, 12675 Invalid, 13040 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [60 Valid, 12980 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-12-02 14:43:49,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24921 states. [2024-12-02 14:43:49,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24921 to 19126. [2024-12-02 14:43:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19126 states, 19109 states have (on average 1.3563242451201005) internal successors, (25918), 19125 states have internal predecessors, (25918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:49,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25918 transitions. [2024-12-02 14:43:49,206 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25918 transitions. Word has length 82 [2024-12-02 14:43:49,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:49,206 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25918 transitions. [2024-12-02 14:43:49,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:49,206 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25918 transitions. [2024-12-02 14:43:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:43:49,214 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:49,214 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] [2024-12-02 14:43:49,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 14:43:49,214 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:49,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:49,215 INFO L85 PathProgramCache]: Analyzing trace with hash 47212227, now seen corresponding path program 1 times [2024-12-02 14:43:49,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:49,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078453102] [2024-12-02 14:43:49,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:49,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:49,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:49,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:49,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078453102] [2024-12-02 14:43:49,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078453102] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:49,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:49,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:43:49,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956904610] [2024-12-02 14:43:49,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:49,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:43:49,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:49,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:43:49,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:43:49,507 INFO L87 Difference]: Start difference. First operand 19126 states and 25918 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:53,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:53,347 INFO L93 Difference]: Finished difference Result 27801 states and 38824 transitions. [2024-12-02 14:43:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:43:53,348 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:43:53,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:53,365 INFO L225 Difference]: With dead ends: 27801 [2024-12-02 14:43:53,365 INFO L226 Difference]: Without dead ends: 23298 [2024-12-02 14:43:53,372 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:43:53,373 INFO L435 NwaCegarLoop]: 2089 mSDtfsCounter, 16613 mSDsluCounter, 6610 mSDsCounter, 0 mSdLazyCounter, 8537 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16613 SdHoareTripleChecker+Valid, 8699 SdHoareTripleChecker+Invalid, 8569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 8537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:53,373 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16613 Valid, 8699 Invalid, 8569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 8537 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 14:43:53,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23298 states. [2024-12-02 14:43:53,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23298 to 19126. [2024-12-02 14:43:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19126 states, 19109 states have (on average 1.3562719137579151) internal successors, (25917), 19125 states have internal predecessors, (25917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25917 transitions. [2024-12-02 14:43:53,604 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25917 transitions. Word has length 83 [2024-12-02 14:43:53,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:53,605 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25917 transitions. [2024-12-02 14:43:53,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:53,605 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25917 transitions. [2024-12-02 14:43:53,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:43:53,612 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:53,612 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] [2024-12-02 14:43:53,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 14:43:53,613 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:53,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:53,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1453267902, now seen corresponding path program 1 times [2024-12-02 14:43:53,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:53,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134716302] [2024-12-02 14:43:53,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:53,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:53,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:53,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134716302] [2024-12-02 14:43:53,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134716302] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:53,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:53,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:43:53,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040217510] [2024-12-02 14:43:53,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:53,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:43:53,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:53,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:43:53,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:43:53,801 INFO L87 Difference]: Start difference. First operand 19126 states and 25917 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:57,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:43:57,688 INFO L93 Difference]: Finished difference Result 28845 states and 40181 transitions. [2024-12-02 14:43:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:43:57,689 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:43:57,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:43:57,703 INFO L225 Difference]: With dead ends: 28845 [2024-12-02 14:43:57,703 INFO L226 Difference]: Without dead ends: 24323 [2024-12-02 14:43:57,707 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:43:57,708 INFO L435 NwaCegarLoop]: 2073 mSDtfsCounter, 15916 mSDsluCounter, 6604 mSDsCounter, 0 mSdLazyCounter, 8653 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15916 SdHoareTripleChecker+Valid, 8677 SdHoareTripleChecker+Invalid, 8695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 8653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:43:57,708 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15916 Valid, 8677 Invalid, 8695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 8653 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 14:43:57,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states. [2024-12-02 14:43:57,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 19126. [2024-12-02 14:43:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19126 states, 19109 states have (on average 1.3562195823957297) internal successors, (25916), 19125 states have internal predecessors, (25916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:57,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25916 transitions. [2024-12-02 14:43:57,899 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25916 transitions. Word has length 83 [2024-12-02 14:43:57,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:43:57,899 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25916 transitions. [2024-12-02 14:43:57,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:43:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25916 transitions. [2024-12-02 14:43:57,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:43:57,907 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:43:57,907 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] [2024-12-02 14:43:57,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 14:43:57,907 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:43:57,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:43:57,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1144387461, now seen corresponding path program 1 times [2024-12-02 14:43:57,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:43:57,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984979437] [2024-12-02 14:43:57,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:43:57,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:43:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:43:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:43:58,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:43:58,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984979437] [2024-12-02 14:43:58,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984979437] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:43:58,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:43:58,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:43:58,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808124736] [2024-12-02 14:43:58,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:43:58,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:43:58,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:43:58,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:43:58,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:43:58,130 INFO L87 Difference]: Start difference. First operand 19126 states and 25916 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:02,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:02,282 INFO L93 Difference]: Finished difference Result 33759 states and 47361 transitions. [2024-12-02 14:44:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:44:02,283 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:44:02,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:02,302 INFO L225 Difference]: With dead ends: 33759 [2024-12-02 14:44:02,302 INFO L226 Difference]: Without dead ends: 29173 [2024-12-02 14:44:02,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:44:02,310 INFO L435 NwaCegarLoop]: 2181 mSDtfsCounter, 21526 mSDsluCounter, 6829 mSDsCounter, 0 mSdLazyCounter, 9339 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21526 SdHoareTripleChecker+Valid, 9010 SdHoareTripleChecker+Invalid, 9403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 9339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:02,310 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21526 Valid, 9010 Invalid, 9403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 9339 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-12-02 14:44:02,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29173 states. [2024-12-02 14:44:02,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29173 to 19126. [2024-12-02 14:44:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19126 states, 19109 states have (on average 1.3561672510335443) internal successors, (25915), 19125 states have internal predecessors, (25915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25915 transitions. [2024-12-02 14:44:02,547 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25915 transitions. Word has length 83 [2024-12-02 14:44:02,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:02,547 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25915 transitions. [2024-12-02 14:44:02,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25915 transitions. [2024-12-02 14:44:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:44:02,554 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:02,554 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] [2024-12-02 14:44:02,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 14:44:02,554 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:02,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:02,555 INFO L85 PathProgramCache]: Analyzing trace with hash -493973130, now seen corresponding path program 1 times [2024-12-02 14:44:02,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:02,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165124795] [2024-12-02 14:44:02,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:02,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:02,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:02,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165124795] [2024-12-02 14:44:02,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165124795] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:02,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:02,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:44:02,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276964743] [2024-12-02 14:44:02,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:02,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:44:02,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:02,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:44:02,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:44:02,851 INFO L87 Difference]: Start difference. First operand 19126 states and 25915 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:07,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:07,232 INFO L93 Difference]: Finished difference Result 38365 states and 54446 transitions. [2024-12-02 14:44:07,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:44:07,232 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:44:07,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:07,255 INFO L225 Difference]: With dead ends: 38365 [2024-12-02 14:44:07,255 INFO L226 Difference]: Without dead ends: 33829 [2024-12-02 14:44:07,263 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:44:07,264 INFO L435 NwaCegarLoop]: 2182 mSDtfsCounter, 18715 mSDsluCounter, 7065 mSDsCounter, 0 mSdLazyCounter, 9496 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18715 SdHoareTripleChecker+Valid, 9247 SdHoareTripleChecker+Invalid, 9562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 9496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:07,264 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18715 Valid, 9247 Invalid, 9562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 9496 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-12-02 14:44:07,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33829 states. [2024-12-02 14:44:07,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33829 to 19126. [2024-12-02 14:44:07,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19126 states, 19109 states have (on average 1.356114919671359) internal successors, (25914), 19125 states have internal predecessors, (25914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25914 transitions. [2024-12-02 14:44:07,523 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25914 transitions. Word has length 83 [2024-12-02 14:44:07,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:07,523 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25914 transitions. [2024-12-02 14:44:07,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25914 transitions. [2024-12-02 14:44:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:44:07,530 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:07,530 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] [2024-12-02 14:44:07,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 14:44:07,530 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:07,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:07,530 INFO L85 PathProgramCache]: Analyzing trace with hash 305854051, now seen corresponding path program 1 times [2024-12-02 14:44:07,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:07,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394901205] [2024-12-02 14:44:07,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:07,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:07,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:07,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394901205] [2024-12-02 14:44:07,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394901205] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:07,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:07,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:44:07,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417338031] [2024-12-02 14:44:07,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:07,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:44:07,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:07,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:44:07,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:44:07,766 INFO L87 Difference]: Start difference. First operand 19126 states and 25914 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:11,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:11,571 INFO L93 Difference]: Finished difference Result 28829 states and 40159 transitions. [2024-12-02 14:44:11,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:44:11,572 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:44:11,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:11,588 INFO L225 Difference]: With dead ends: 28829 [2024-12-02 14:44:11,588 INFO L226 Difference]: Without dead ends: 24323 [2024-12-02 14:44:11,594 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:44:11,595 INFO L435 NwaCegarLoop]: 2117 mSDtfsCounter, 15752 mSDsluCounter, 6736 mSDsCounter, 0 mSdLazyCounter, 8765 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15752 SdHoareTripleChecker+Valid, 8853 SdHoareTripleChecker+Invalid, 8807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 8765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:11,595 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15752 Valid, 8853 Invalid, 8807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 8765 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-12-02 14:44:11,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states. [2024-12-02 14:44:11,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 19126. [2024-12-02 14:44:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19126 states, 19109 states have (on average 1.3560625883091737) internal successors, (25913), 19125 states have internal predecessors, (25913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25913 transitions. [2024-12-02 14:44:11,820 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25913 transitions. Word has length 83 [2024-12-02 14:44:11,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:11,821 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25913 transitions. [2024-12-02 14:44:11,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25913 transitions. [2024-12-02 14:44:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:44:11,827 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:11,827 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] [2024-12-02 14:44:11,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 14:44:11,827 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:11,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:11,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1768707315, now seen corresponding path program 1 times [2024-12-02 14:44:11,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:11,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543793318] [2024-12-02 14:44:11,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:11,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:12,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:12,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543793318] [2024-12-02 14:44:12,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543793318] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:12,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:12,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 14:44:12,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261175525] [2024-12-02 14:44:12,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:12,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:44:12,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:12,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:44:12,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:44:12,130 INFO L87 Difference]: Start difference. First operand 19126 states and 25913 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:17,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:17,878 INFO L93 Difference]: Finished difference Result 28367 states and 39399 transitions. [2024-12-02 14:44:17,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:44:17,879 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:44:17,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:17,895 INFO L225 Difference]: With dead ends: 28367 [2024-12-02 14:44:17,895 INFO L226 Difference]: Without dead ends: 23867 [2024-12-02 14:44:17,901 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=402, Unknown=0, NotChecked=0, Total=552 [2024-12-02 14:44:17,901 INFO L435 NwaCegarLoop]: 2105 mSDtfsCounter, 20261 mSDsluCounter, 12299 mSDsCounter, 0 mSdLazyCounter, 14472 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20261 SdHoareTripleChecker+Valid, 14404 SdHoareTripleChecker+Invalid, 14538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 14472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:17,901 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20261 Valid, 14404 Invalid, 14538 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [66 Valid, 14472 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 14:44:17,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23867 states. [2024-12-02 14:44:18,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23867 to 19139. [2024-12-02 14:44:18,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19139 states, 19122 states have (on average 1.356238887145696) internal successors, (25934), 19138 states have internal predecessors, (25934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:18,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19139 states to 19139 states and 25934 transitions. [2024-12-02 14:44:18,132 INFO L78 Accepts]: Start accepts. Automaton has 19139 states and 25934 transitions. Word has length 83 [2024-12-02 14:44:18,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:18,132 INFO L471 AbstractCegarLoop]: Abstraction has 19139 states and 25934 transitions. [2024-12-02 14:44:18,132 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 19139 states and 25934 transitions. [2024-12-02 14:44:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:44:18,139 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:18,139 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] [2024-12-02 14:44:18,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 14:44:18,140 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:18,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:18,140 INFO L85 PathProgramCache]: Analyzing trace with hash 774058097, now seen corresponding path program 1 times [2024-12-02 14:44:18,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:18,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167329049] [2024-12-02 14:44:18,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:18,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:18,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:18,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167329049] [2024-12-02 14:44:18,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167329049] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:18,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:18,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:44:18,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605764519] [2024-12-02 14:44:18,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:18,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:44:18,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:18,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:44:18,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:44:18,412 INFO L87 Difference]: Start difference. First operand 19139 states and 25934 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:22,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:22,295 INFO L93 Difference]: Finished difference Result 29196 states and 40315 transitions. [2024-12-02 14:44:22,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:44:22,295 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:44:22,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:22,315 INFO L225 Difference]: With dead ends: 29196 [2024-12-02 14:44:22,315 INFO L226 Difference]: Without dead ends: 29186 [2024-12-02 14:44:22,321 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:44:22,322 INFO L435 NwaCegarLoop]: 2185 mSDtfsCounter, 21498 mSDsluCounter, 6842 mSDsCounter, 0 mSdLazyCounter, 9324 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21498 SdHoareTripleChecker+Valid, 9027 SdHoareTripleChecker+Invalid, 9388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 9324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:22,322 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21498 Valid, 9027 Invalid, 9388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 9324 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 14:44:22,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29186 states. [2024-12-02 14:44:22,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29186 to 19139. [2024-12-02 14:44:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19139 states, 19122 states have (on average 1.3561865913607363) internal successors, (25933), 19138 states have internal predecessors, (25933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19139 states to 19139 states and 25933 transitions. [2024-12-02 14:44:22,557 INFO L78 Accepts]: Start accepts. Automaton has 19139 states and 25933 transitions. Word has length 83 [2024-12-02 14:44:22,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:22,557 INFO L471 AbstractCegarLoop]: Abstraction has 19139 states and 25933 transitions. [2024-12-02 14:44:22,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 19139 states and 25933 transitions. [2024-12-02 14:44:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 14:44:22,564 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:22,564 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] [2024-12-02 14:44:22,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 14:44:22,565 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:22,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:22,565 INFO L85 PathProgramCache]: Analyzing trace with hash 565746600, now seen corresponding path program 1 times [2024-12-02 14:44:22,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:22,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261365396] [2024-12-02 14:44:22,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:22,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:23,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:23,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:23,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261365396] [2024-12-02 14:44:23,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261365396] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:23,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:23,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:44:23,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16990607] [2024-12-02 14:44:23,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:23,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:44:23,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:23,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:44:23,102 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:44:23,102 INFO L87 Difference]: Start difference. First operand 19139 states and 25933 transitions. Second operand has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:26,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:26,461 INFO L93 Difference]: Finished difference Result 31125 states and 43633 transitions. [2024-12-02 14:44:26,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 14:44:26,461 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-12-02 14:44:26,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:26,480 INFO L225 Difference]: With dead ends: 31125 [2024-12-02 14:44:26,480 INFO L226 Difference]: Without dead ends: 26551 [2024-12-02 14:44:26,487 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:44:26,489 INFO L435 NwaCegarLoop]: 3713 mSDtfsCounter, 19194 mSDsluCounter, 23425 mSDsCounter, 0 mSdLazyCounter, 4274 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19194 SdHoareTripleChecker+Valid, 27138 SdHoareTripleChecker+Invalid, 4279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 4274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:26,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19194 Valid, 27138 Invalid, 4279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 4274 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-12-02 14:44:26,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26551 states. [2024-12-02 14:44:26,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26551 to 19063. [2024-12-02 14:44:26,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19063 states, 19047 states have (on average 1.3560665721635954) internal successors, (25829), 19062 states have internal predecessors, (25829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:26,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19063 states to 19063 states and 25829 transitions. [2024-12-02 14:44:26,697 INFO L78 Accepts]: Start accepts. Automaton has 19063 states and 25829 transitions. Word has length 83 [2024-12-02 14:44:26,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:26,697 INFO L471 AbstractCegarLoop]: Abstraction has 19063 states and 25829 transitions. [2024-12-02 14:44:26,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:26,697 INFO L276 IsEmpty]: Start isEmpty. Operand 19063 states and 25829 transitions. [2024-12-02 14:44:26,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:26,704 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:26,704 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] [2024-12-02 14:44:26,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 14:44:26,705 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:26,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:26,705 INFO L85 PathProgramCache]: Analyzing trace with hash -107464423, now seen corresponding path program 1 times [2024-12-02 14:44:26,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:26,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276735751] [2024-12-02 14:44:26,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:26,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:26,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:26,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276735751] [2024-12-02 14:44:26,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276735751] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:26,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:26,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:44:26,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839929058] [2024-12-02 14:44:26,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:26,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:44:26,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:26,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:44:26,773 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:44:26,773 INFO L87 Difference]: Start difference. First operand 19063 states and 25829 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) [2024-12-02 14:44:26,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:26,981 INFO L93 Difference]: Finished difference Result 26190 states and 36874 transitions. [2024-12-02 14:44:26,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:44:26,982 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 [2024-12-02 14:44:26,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:26,991 INFO L225 Difference]: With dead ends: 26190 [2024-12-02 14:44:26,992 INFO L226 Difference]: Without dead ends: 19521 [2024-12-02 14:44:26,995 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 [2024-12-02 14:44:26,995 INFO L435 NwaCegarLoop]: 4134 mSDtfsCounter, 2546 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2546 SdHoareTripleChecker+Valid, 5662 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:26,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2546 Valid, 5662 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:44:27,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19521 states. [2024-12-02 14:44:27,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19521 to 15697. [2024-12-02 14:44:27,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15697 states, 15681 states have (on average 1.378802372297685) internal successors, (21621), 15696 states have internal predecessors, (21621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:27,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15697 states to 15697 states and 21621 transitions. [2024-12-02 14:44:27,133 INFO L78 Accepts]: Start accepts. Automaton has 15697 states and 21621 transitions. Word has length 84 [2024-12-02 14:44:27,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:27,133 INFO L471 AbstractCegarLoop]: Abstraction has 15697 states and 21621 transitions. [2024-12-02 14:44:27,133 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) [2024-12-02 14:44:27,133 INFO L276 IsEmpty]: Start isEmpty. Operand 15697 states and 21621 transitions. [2024-12-02 14:44:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:27,139 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:27,140 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] [2024-12-02 14:44:27,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 14:44:27,140 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:27,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:27,141 INFO L85 PathProgramCache]: Analyzing trace with hash -951518663, now seen corresponding path program 1 times [2024-12-02 14:44:27,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:27,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367812295] [2024-12-02 14:44:27,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:27,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:27,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:27,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367812295] [2024-12-02 14:44:27,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367812295] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:27,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:27,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:44:27,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413601114] [2024-12-02 14:44:27,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:27,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:44:27,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:27,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:44:27,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:44:27,215 INFO L87 Difference]: Start difference. First operand 15697 states and 21621 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) [2024-12-02 14:44:27,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:27,349 INFO L93 Difference]: Finished difference Result 26335 states and 38012 transitions. [2024-12-02 14:44:27,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:44:27,350 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 [2024-12-02 14:44:27,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:27,362 INFO L225 Difference]: With dead ends: 26335 [2024-12-02 14:44:27,362 INFO L226 Difference]: Without dead ends: 19646 [2024-12-02 14:44:27,368 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 [2024-12-02 14:44:27,368 INFO L435 NwaCegarLoop]: 4045 mSDtfsCounter, 1775 mSDsluCounter, 2304 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1775 SdHoareTripleChecker+Valid, 6349 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:27,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1775 Valid, 6349 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:44:27,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19646 states. [2024-12-02 14:44:27,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19646 to 19644. [2024-12-02 14:44:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19644 states, 19628 states have (on average 1.414102302832688) internal successors, (27756), 19643 states have internal predecessors, (27756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19644 states to 19644 states and 27756 transitions. [2024-12-02 14:44:27,538 INFO L78 Accepts]: Start accepts. Automaton has 19644 states and 27756 transitions. Word has length 84 [2024-12-02 14:44:27,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:27,538 INFO L471 AbstractCegarLoop]: Abstraction has 19644 states and 27756 transitions. [2024-12-02 14:44:27,538 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) [2024-12-02 14:44:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 19644 states and 27756 transitions. [2024-12-02 14:44:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:27,544 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:27,544 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] [2024-12-02 14:44:27,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 14:44:27,544 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:27,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:27,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1226615281, now seen corresponding path program 1 times [2024-12-02 14:44:27,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:27,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128904649] [2024-12-02 14:44:27,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:27,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:27,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:27,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128904649] [2024-12-02 14:44:27,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128904649] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:27,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:27,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:44:27,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311624336] [2024-12-02 14:44:27,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:27,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:44:27,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:27,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:44:27,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:44:27,619 INFO L87 Difference]: Start difference. First operand 19644 states and 27756 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) [2024-12-02 14:44:27,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:27,794 INFO L93 Difference]: Finished difference Result 44177 states and 64107 transitions. [2024-12-02 14:44:27,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:44:27,794 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 [2024-12-02 14:44:27,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:27,817 INFO L225 Difference]: With dead ends: 44177 [2024-12-02 14:44:27,817 INFO L226 Difference]: Without dead ends: 32102 [2024-12-02 14:44:27,829 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 [2024-12-02 14:44:27,829 INFO L435 NwaCegarLoop]: 4152 mSDtfsCounter, 2464 mSDsluCounter, 3353 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2464 SdHoareTripleChecker+Valid, 7505 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:27,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2464 Valid, 7505 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:44:27,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32102 states. [2024-12-02 14:44:28,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32102 to 32086. [2024-12-02 14:44:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32086 states, 32070 states have (on average 1.424259432491425) internal successors, (45676), 32085 states have internal predecessors, (45676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:28,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32086 states to 32086 states and 45676 transitions. [2024-12-02 14:44:28,167 INFO L78 Accepts]: Start accepts. Automaton has 32086 states and 45676 transitions. Word has length 84 [2024-12-02 14:44:28,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:28,167 INFO L471 AbstractCegarLoop]: Abstraction has 32086 states and 45676 transitions. [2024-12-02 14:44:28,167 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) [2024-12-02 14:44:28,167 INFO L276 IsEmpty]: Start isEmpty. Operand 32086 states and 45676 transitions. [2024-12-02 14:44:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:28,174 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:28,174 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] [2024-12-02 14:44:28,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 14:44:28,175 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:28,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:28,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1452311755, now seen corresponding path program 1 times [2024-12-02 14:44:28,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:28,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119124663] [2024-12-02 14:44:28,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:28,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:28,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:28,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119124663] [2024-12-02 14:44:28,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119124663] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:28,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:28,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:44:28,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353789580] [2024-12-02 14:44:28,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:28,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:44:28,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:28,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:44:28,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:44:28,231 INFO L87 Difference]: Start difference. First operand 32086 states and 45676 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) [2024-12-02 14:44:28,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:28,490 INFO L93 Difference]: Finished difference Result 60462 states and 87724 transitions. [2024-12-02 14:44:28,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:44:28,491 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 [2024-12-02 14:44:28,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:28,516 INFO L225 Difference]: With dead ends: 60462 [2024-12-02 14:44:28,516 INFO L226 Difference]: Without dead ends: 34735 [2024-12-02 14:44:28,529 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 [2024-12-02 14:44:28,530 INFO L435 NwaCegarLoop]: 2968 mSDtfsCounter, 2941 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2941 SdHoareTripleChecker+Valid, 3857 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:28,530 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2941 Valid, 3857 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:44:28,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34735 states. [2024-12-02 14:44:28,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34735 to 28136. [2024-12-02 14:44:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28136 states, 28124 states have (on average 1.4389489404067701) internal successors, (40469), 28135 states have internal predecessors, (40469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28136 states to 28136 states and 40469 transitions. [2024-12-02 14:44:28,799 INFO L78 Accepts]: Start accepts. Automaton has 28136 states and 40469 transitions. Word has length 84 [2024-12-02 14:44:28,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:28,799 INFO L471 AbstractCegarLoop]: Abstraction has 28136 states and 40469 transitions. [2024-12-02 14:44:28,799 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) [2024-12-02 14:44:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 28136 states and 40469 transitions. [2024-12-02 14:44:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:28,805 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:28,805 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] [2024-12-02 14:44:28,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-02 14:44:28,805 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:28,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:28,806 INFO L85 PathProgramCache]: Analyzing trace with hash -975845154, now seen corresponding path program 1 times [2024-12-02 14:44:28,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:28,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819736882] [2024-12-02 14:44:28,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:28,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:28,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:28,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:28,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819736882] [2024-12-02 14:44:28,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819736882] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:28,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:28,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:44:28,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916794007] [2024-12-02 14:44:28,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:28,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:44:28,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:28,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:44:28,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:44:28,868 INFO L87 Difference]: Start difference. First operand 28136 states and 40469 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) [2024-12-02 14:44:29,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:29,078 INFO L93 Difference]: Finished difference Result 69156 states and 101420 transitions. [2024-12-02 14:44:29,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:44:29,078 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 [2024-12-02 14:44:29,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:29,114 INFO L225 Difference]: With dead ends: 69156 [2024-12-02 14:44:29,115 INFO L226 Difference]: Without dead ends: 47887 [2024-12-02 14:44:29,130 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 [2024-12-02 14:44:29,130 INFO L435 NwaCegarLoop]: 3145 mSDtfsCounter, 1938 mSDsluCounter, 2419 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1938 SdHoareTripleChecker+Valid, 5564 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:29,130 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1938 Valid, 5564 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:44:29,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47887 states. [2024-12-02 14:44:29,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47887 to 47871. [2024-12-02 14:44:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47871 states, 47859 states have (on average 1.441484360308406) internal successors, (68988), 47870 states have internal predecessors, (68988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47871 states to 47871 states and 68988 transitions. [2024-12-02 14:44:29,579 INFO L78 Accepts]: Start accepts. Automaton has 47871 states and 68988 transitions. Word has length 84 [2024-12-02 14:44:29,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:29,579 INFO L471 AbstractCegarLoop]: Abstraction has 47871 states and 68988 transitions. [2024-12-02 14:44:29,579 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) [2024-12-02 14:44:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 47871 states and 68988 transitions. [2024-12-02 14:44:29,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:29,586 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:29,586 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] [2024-12-02 14:44:29,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 14:44:29,586 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:29,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:29,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1390076662, now seen corresponding path program 1 times [2024-12-02 14:44:29,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:29,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123566005] [2024-12-02 14:44:29,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:29,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:29,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:29,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:29,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123566005] [2024-12-02 14:44:29,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123566005] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:29,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:29,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:44:29,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715009169] [2024-12-02 14:44:29,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:29,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:44:29,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:29,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:44:29,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:44:29,844 INFO L87 Difference]: Start difference. First operand 47871 states and 68988 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 9 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) [2024-12-02 14:44:34,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:34,275 INFO L93 Difference]: Finished difference Result 78686 states and 113768 transitions. [2024-12-02 14:44:34,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:44:34,275 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 9 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 [2024-12-02 14:44:34,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:34,333 INFO L225 Difference]: With dead ends: 78686 [2024-12-02 14:44:34,334 INFO L226 Difference]: Without dead ends: 69072 [2024-12-02 14:44:34,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:44:34,350 INFO L435 NwaCegarLoop]: 1536 mSDtfsCounter, 12619 mSDsluCounter, 7877 mSDsCounter, 0 mSdLazyCounter, 9445 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12619 SdHoareTripleChecker+Valid, 9413 SdHoareTripleChecker+Invalid, 9491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 9445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:34,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12619 Valid, 9413 Invalid, 9491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 9445 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-12-02 14:44:34,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69072 states. [2024-12-02 14:44:34,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69072 to 47688. [2024-12-02 14:44:34,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47688 states, 47676 states have (on average 1.4421721620941355) internal successors, (68757), 47687 states have internal predecessors, (68757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:34,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47688 states to 47688 states and 68757 transitions. [2024-12-02 14:44:34,999 INFO L78 Accepts]: Start accepts. Automaton has 47688 states and 68757 transitions. Word has length 84 [2024-12-02 14:44:34,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:34,999 INFO L471 AbstractCegarLoop]: Abstraction has 47688 states and 68757 transitions. [2024-12-02 14:44:35,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 9 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) [2024-12-02 14:44:35,000 INFO L276 IsEmpty]: Start isEmpty. Operand 47688 states and 68757 transitions. [2024-12-02 14:44:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:35,006 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:35,007 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] [2024-12-02 14:44:35,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 14:44:35,007 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:35,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:35,007 INFO L85 PathProgramCache]: Analyzing trace with hash 315776968, now seen corresponding path program 1 times [2024-12-02 14:44:35,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:35,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606251530] [2024-12-02 14:44:35,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:35,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:35,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:35,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:35,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606251530] [2024-12-02 14:44:35,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606251530] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:35,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:35,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:44:35,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257888376] [2024-12-02 14:44:35,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:35,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:44:35,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:35,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:44:35,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:44:35,512 INFO L87 Difference]: Start difference. First operand 47688 states and 68757 transitions. Second operand has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:37,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:37,701 INFO L93 Difference]: Finished difference Result 67810 states and 98337 transitions. [2024-12-02 14:44:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:44:37,701 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-12-02 14:44:37,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:37,765 INFO L225 Difference]: With dead ends: 67810 [2024-12-02 14:44:37,765 INFO L226 Difference]: Without dead ends: 67797 [2024-12-02 14:44:37,780 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:44:37,780 INFO L435 NwaCegarLoop]: 2751 mSDtfsCounter, 16440 mSDsluCounter, 15113 mSDsCounter, 0 mSdLazyCounter, 2476 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16440 SdHoareTripleChecker+Valid, 17864 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:37,781 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16440 Valid, 17864 Invalid, 2495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2476 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 14:44:37,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67797 states. [2024-12-02 14:44:38,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67797 to 47675. [2024-12-02 14:44:38,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47675 states, 47664 states have (on average 1.4422625041960389) internal successors, (68744), 47674 states have internal predecessors, (68744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47675 states to 47675 states and 68744 transitions. [2024-12-02 14:44:38,502 INFO L78 Accepts]: Start accepts. Automaton has 47675 states and 68744 transitions. Word has length 84 [2024-12-02 14:44:38,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:38,502 INFO L471 AbstractCegarLoop]: Abstraction has 47675 states and 68744 transitions. [2024-12-02 14:44:38,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 47675 states and 68744 transitions. [2024-12-02 14:44:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-02 14:44:38,515 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:38,515 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] [2024-12-02 14:44:38,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-12-02 14:44:38,515 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:38,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:38,516 INFO L85 PathProgramCache]: Analyzing trace with hash 595434059, now seen corresponding path program 1 times [2024-12-02 14:44:38,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:38,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843577012] [2024-12-02 14:44:38,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:38,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:38,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843577012] [2024-12-02 14:44:38,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843577012] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:38,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:38,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:44:38,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225393578] [2024-12-02 14:44:38,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:38,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:44:38,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:38,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:44:38,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:44:38,748 INFO L87 Difference]: Start difference. First operand 47675 states and 68744 transitions. Second operand has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:41,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:41,976 INFO L93 Difference]: Finished difference Result 74003 states and 106433 transitions. [2024-12-02 14:44:41,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:44:41,976 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-12-02 14:44:41,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:42,032 INFO L225 Difference]: With dead ends: 74003 [2024-12-02 14:44:42,032 INFO L226 Difference]: Without dead ends: 73387 [2024-12-02 14:44:42,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:44:42,047 INFO L435 NwaCegarLoop]: 1664 mSDtfsCounter, 7690 mSDsluCounter, 5193 mSDsCounter, 0 mSdLazyCounter, 7006 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7690 SdHoareTripleChecker+Valid, 6857 SdHoareTripleChecker+Invalid, 7061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 7006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:42,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7690 Valid, 6857 Invalid, 7061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 7006 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-12-02 14:44:42,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73387 states. [2024-12-02 14:44:42,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73387 to 47659. [2024-12-02 14:44:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47659 states, 47648 states have (on average 1.4422431161853593) internal successors, (68720), 47658 states have internal predecessors, (68720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47659 states to 47659 states and 68720 transitions. [2024-12-02 14:44:42,629 INFO L78 Accepts]: Start accepts. Automaton has 47659 states and 68720 transitions. Word has length 84 [2024-12-02 14:44:42,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:42,629 INFO L471 AbstractCegarLoop]: Abstraction has 47659 states and 68720 transitions. [2024-12-02 14:44:42,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 47659 states and 68720 transitions. [2024-12-02 14:44:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:42,637 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:42,637 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] [2024-12-02 14:44:42,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-12-02 14:44:42,637 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:42,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:42,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1429360187, now seen corresponding path program 1 times [2024-12-02 14:44:42,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:42,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71327240] [2024-12-02 14:44:42,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:42,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:42,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:42,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:42,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71327240] [2024-12-02 14:44:42,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71327240] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:42,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:42,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:44:42,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633709617] [2024-12-02 14:44:42,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:42,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:44:42,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:42,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:44:42,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:44:42,690 INFO L87 Difference]: Start difference. First operand 47659 states and 68720 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:43,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:43,056 INFO L93 Difference]: Finished difference Result 96674 states and 141332 transitions. [2024-12-02 14:44:43,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:44:43,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:43,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:43,091 INFO L225 Difference]: With dead ends: 96674 [2024-12-02 14:44:43,091 INFO L226 Difference]: Without dead ends: 53556 [2024-12-02 14:44:43,102 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 [2024-12-02 14:44:43,102 INFO L435 NwaCegarLoop]: 2988 mSDtfsCounter, 2882 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2882 SdHoareTripleChecker+Valid, 4064 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:43,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2882 Valid, 4064 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:44:43,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53556 states. [2024-12-02 14:44:43,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53556 to 42915. [2024-12-02 14:44:43,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42915 states, 42904 states have (on average 1.4586285661010627) internal successors, (62581), 42914 states have internal predecessors, (62581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:43,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42915 states to 42915 states and 62581 transitions. [2024-12-02 14:44:43,483 INFO L78 Accepts]: Start accepts. Automaton has 42915 states and 62581 transitions. Word has length 85 [2024-12-02 14:44:43,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:43,483 INFO L471 AbstractCegarLoop]: Abstraction has 42915 states and 62581 transitions. [2024-12-02 14:44:43,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:43,483 INFO L276 IsEmpty]: Start isEmpty. Operand 42915 states and 62581 transitions. [2024-12-02 14:44:43,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:43,488 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:43,488 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] [2024-12-02 14:44:43,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-12-02 14:44:43,488 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:43,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:43,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1254938234, now seen corresponding path program 1 times [2024-12-02 14:44:43,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:43,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522661525] [2024-12-02 14:44:43,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:43,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:43,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:43,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522661525] [2024-12-02 14:44:43,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522661525] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:43,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:43,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:44:43,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001356600] [2024-12-02 14:44:43,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:43,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:44:43,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:43,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:44:43,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:43,744 INFO L87 Difference]: Start difference. First operand 42915 states and 62581 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:43,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:43,861 INFO L93 Difference]: Finished difference Result 42915 states and 62581 transitions. [2024-12-02 14:44:43,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:44:43,862 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:43,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:43,909 INFO L225 Difference]: With dead ends: 42915 [2024-12-02 14:44:43,909 INFO L226 Difference]: Without dead ends: 42913 [2024-12-02 14:44:43,921 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:43,922 INFO L435 NwaCegarLoop]: 2988 mSDtfsCounter, 0 mSDsluCounter, 5972 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8960 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:43,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8960 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:44:43,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42913 states. [2024-12-02 14:44:44,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42913 to 42913. [2024-12-02 14:44:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42913 states, 42903 states have (on average 1.4585693308160268) internal successors, (62577), 42912 states have internal predecessors, (62577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:44,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42913 states to 42913 states and 62577 transitions. [2024-12-02 14:44:44,359 INFO L78 Accepts]: Start accepts. Automaton has 42913 states and 62577 transitions. Word has length 85 [2024-12-02 14:44:44,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:44,359 INFO L471 AbstractCegarLoop]: Abstraction has 42913 states and 62577 transitions. [2024-12-02 14:44:44,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 42913 states and 62577 transitions. [2024-12-02 14:44:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:44,364 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:44,364 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] [2024-12-02 14:44:44,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-12-02 14:44:44,364 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:44,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:44,364 INFO L85 PathProgramCache]: Analyzing trace with hash 727290733, now seen corresponding path program 1 times [2024-12-02 14:44:44,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:44,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320928749] [2024-12-02 14:44:44,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:44,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:44,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:44,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320928749] [2024-12-02 14:44:44,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320928749] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:44,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:44,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:44:44,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490693307] [2024-12-02 14:44:44,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:44,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:44:44,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:44,569 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:44:44,569 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:44,569 INFO L87 Difference]: Start difference. First operand 42913 states and 62577 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:44,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:44,671 INFO L93 Difference]: Finished difference Result 42913 states and 62577 transitions. [2024-12-02 14:44:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:44:44,671 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:44,704 INFO L225 Difference]: With dead ends: 42913 [2024-12-02 14:44:44,704 INFO L226 Difference]: Without dead ends: 42911 [2024-12-02 14:44:44,713 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:44,713 INFO L435 NwaCegarLoop]: 2986 mSDtfsCounter, 0 mSDsluCounter, 5968 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8954 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:44,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8954 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:44:44,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42911 states. [2024-12-02 14:44:44,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42911 to 42911. [2024-12-02 14:44:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42911 states, 42902 states have (on average 1.4584401659596289) internal successors, (62570), 42910 states have internal predecessors, (62570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42911 states to 42911 states and 62570 transitions. [2024-12-02 14:44:45,070 INFO L78 Accepts]: Start accepts. Automaton has 42911 states and 62570 transitions. Word has length 85 [2024-12-02 14:44:45,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:45,070 INFO L471 AbstractCegarLoop]: Abstraction has 42911 states and 62570 transitions. [2024-12-02 14:44:45,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 42911 states and 62570 transitions. [2024-12-02 14:44:45,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:45,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:45,076 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] [2024-12-02 14:44:45,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-12-02 14:44:45,076 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:45,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:45,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1771084166, now seen corresponding path program 1 times [2024-12-02 14:44:45,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:45,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682425929] [2024-12-02 14:44:45,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:45,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:45,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:45,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682425929] [2024-12-02 14:44:45,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682425929] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:45,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:45,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:44:45,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746104665] [2024-12-02 14:44:45,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:45,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:44:45,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:45,252 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:44:45,252 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:45,252 INFO L87 Difference]: Start difference. First operand 42911 states and 62570 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:45,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:45,432 INFO L93 Difference]: Finished difference Result 42911 states and 62570 transitions. [2024-12-02 14:44:45,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:44:45,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:45,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:45,469 INFO L225 Difference]: With dead ends: 42911 [2024-12-02 14:44:45,469 INFO L226 Difference]: Without dead ends: 42909 [2024-12-02 14:44:45,478 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:45,479 INFO L435 NwaCegarLoop]: 2984 mSDtfsCounter, 0 mSDsluCounter, 5964 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8948 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:45,479 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8948 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:44:45,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42909 states. [2024-12-02 14:44:45,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42909 to 42909. [2024-12-02 14:44:45,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42909 states, 42901 states have (on average 1.4583109950816997) internal successors, (62563), 42908 states have internal predecessors, (62563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42909 states to 42909 states and 62563 transitions. [2024-12-02 14:44:46,024 INFO L78 Accepts]: Start accepts. Automaton has 42909 states and 62563 transitions. Word has length 85 [2024-12-02 14:44:46,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:46,024 INFO L471 AbstractCegarLoop]: Abstraction has 42909 states and 62563 transitions. [2024-12-02 14:44:46,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:46,025 INFO L276 IsEmpty]: Start isEmpty. Operand 42909 states and 62563 transitions. [2024-12-02 14:44:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:46,033 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:46,033 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] [2024-12-02 14:44:46,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-12-02 14:44:46,033 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:46,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:46,033 INFO L85 PathProgramCache]: Analyzing trace with hash 815038166, now seen corresponding path program 1 times [2024-12-02 14:44:46,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:46,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894178617] [2024-12-02 14:44:46,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:46,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:46,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:46,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894178617] [2024-12-02 14:44:46,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894178617] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:46,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:46,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:44:46,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297460586] [2024-12-02 14:44:46,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:46,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:44:46,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:46,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:44:46,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:46,329 INFO L87 Difference]: Start difference. First operand 42909 states and 62563 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:46,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:46,453 INFO L93 Difference]: Finished difference Result 42909 states and 62563 transitions. [2024-12-02 14:44:46,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:44:46,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:46,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:46,490 INFO L225 Difference]: With dead ends: 42909 [2024-12-02 14:44:46,490 INFO L226 Difference]: Without dead ends: 42907 [2024-12-02 14:44:46,500 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:44:46,501 INFO L435 NwaCegarLoop]: 2982 mSDtfsCounter, 0 mSDsluCounter, 5960 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8942 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:46,501 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8942 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:44:46,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42907 states. [2024-12-02 14:44:46,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42907 to 42907. [2024-12-02 14:44:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42907 states, 42900 states have (on average 1.4581818181818182) internal successors, (62556), 42906 states have internal predecessors, (62556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42907 states to 42907 states and 62556 transitions. [2024-12-02 14:44:46,911 INFO L78 Accepts]: Start accepts. Automaton has 42907 states and 62556 transitions. Word has length 85 [2024-12-02 14:44:46,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:46,912 INFO L471 AbstractCegarLoop]: Abstraction has 42907 states and 62556 transitions. [2024-12-02 14:44:46,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:46,912 INFO L276 IsEmpty]: Start isEmpty. Operand 42907 states and 62556 transitions. [2024-12-02 14:44:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:46,917 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:46,917 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] [2024-12-02 14:44:46,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-12-02 14:44:46,917 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:46,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:46,918 INFO L85 PathProgramCache]: Analyzing trace with hash -774698795, now seen corresponding path program 1 times [2024-12-02 14:44:46,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:46,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126346352] [2024-12-02 14:44:46,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:46,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:47,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:47,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126346352] [2024-12-02 14:44:47,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126346352] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:47,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:47,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:44:47,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887852185] [2024-12-02 14:44:47,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:47,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:44:47,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:47,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:44:47,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:44:47,135 INFO L87 Difference]: Start difference. First operand 42907 states and 62556 transitions. Second operand has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:50,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:50,431 INFO L93 Difference]: Finished difference Result 54578 states and 79187 transitions. [2024-12-02 14:44:50,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:44:50,432 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:50,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:50,474 INFO L225 Difference]: With dead ends: 54578 [2024-12-02 14:44:50,474 INFO L226 Difference]: Without dead ends: 53673 [2024-12-02 14:44:50,485 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:44:50,485 INFO L435 NwaCegarLoop]: 1472 mSDtfsCounter, 6513 mSDsluCounter, 6272 mSDsCounter, 0 mSdLazyCounter, 8051 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6513 SdHoareTripleChecker+Valid, 7744 SdHoareTripleChecker+Invalid, 8059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:50,486 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6513 Valid, 7744 Invalid, 8059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8051 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-12-02 14:44:50,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53673 states. [2024-12-02 14:44:50,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53673 to 42907. [2024-12-02 14:44:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42907 states, 42900 states have (on average 1.4581351981351982) internal successors, (62554), 42906 states have internal predecessors, (62554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42907 states to 42907 states and 62554 transitions. [2024-12-02 14:44:50,963 INFO L78 Accepts]: Start accepts. Automaton has 42907 states and 62554 transitions. Word has length 85 [2024-12-02 14:44:50,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:50,964 INFO L471 AbstractCegarLoop]: Abstraction has 42907 states and 62554 transitions. [2024-12-02 14:44:50,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 42907 states and 62554 transitions. [2024-12-02 14:44:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:50,969 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:50,969 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] [2024-12-02 14:44:50,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-12-02 14:44:50,969 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:50,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:50,970 INFO L85 PathProgramCache]: Analyzing trace with hash -2023564739, now seen corresponding path program 1 times [2024-12-02 14:44:50,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:50,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914197207] [2024-12-02 14:44:50,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:50,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:51,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:51,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914197207] [2024-12-02 14:44:51,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914197207] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:51,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:51,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:44:51,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046200649] [2024-12-02 14:44:51,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:51,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:44:51,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:51,154 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:44:51,154 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:44:51,154 INFO L87 Difference]: Start difference. First operand 42907 states and 62554 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:53,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:53,973 INFO L93 Difference]: Finished difference Result 54898 states and 79597 transitions. [2024-12-02 14:44:53,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:44:53,974 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:53,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:54,016 INFO L225 Difference]: With dead ends: 54898 [2024-12-02 14:44:54,016 INFO L226 Difference]: Without dead ends: 54300 [2024-12-02 14:44:54,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:44:54,028 INFO L435 NwaCegarLoop]: 1547 mSDtfsCounter, 11229 mSDsluCounter, 4980 mSDsCounter, 0 mSdLazyCounter, 6284 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11229 SdHoareTripleChecker+Valid, 6527 SdHoareTripleChecker+Invalid, 6311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 6284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:54,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11229 Valid, 6527 Invalid, 6311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 6284 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:44:54,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54300 states. [2024-12-02 14:44:54,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54300 to 42901. [2024-12-02 14:44:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42901 states, 42894 states have (on average 1.4581526553830373) internal successors, (62546), 42900 states have internal predecessors, (62546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:54,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42901 states to 42901 states and 62546 transitions. [2024-12-02 14:44:54,481 INFO L78 Accepts]: Start accepts. Automaton has 42901 states and 62546 transitions. Word has length 85 [2024-12-02 14:44:54,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:54,481 INFO L471 AbstractCegarLoop]: Abstraction has 42901 states and 62546 transitions. [2024-12-02 14:44:54,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 42901 states and 62546 transitions. [2024-12-02 14:44:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:54,487 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:54,487 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] [2024-12-02 14:44:54,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-12-02 14:44:54,487 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:54,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:54,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1142501882, now seen corresponding path program 1 times [2024-12-02 14:44:54,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:54,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913536678] [2024-12-02 14:44:54,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:54,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:54,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:54,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:54,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913536678] [2024-12-02 14:44:54,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913536678] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:54,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:54,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:44:54,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583466131] [2024-12-02 14:44:54,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:54,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:44:54,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:54,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:44:54,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:44:54,695 INFO L87 Difference]: Start difference. First operand 42901 states and 62546 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:57,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:44:57,658 INFO L93 Difference]: Finished difference Result 99131 states and 145932 transitions. [2024-12-02 14:44:57,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:44:57,658 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:44:57,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:44:57,741 INFO L225 Difference]: With dead ends: 99131 [2024-12-02 14:44:57,741 INFO L226 Difference]: Without dead ends: 98536 [2024-12-02 14:44:57,761 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:44:57,761 INFO L435 NwaCegarLoop]: 1524 mSDtfsCounter, 13332 mSDsluCounter, 4962 mSDsCounter, 0 mSdLazyCounter, 6188 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13332 SdHoareTripleChecker+Valid, 6486 SdHoareTripleChecker+Invalid, 6220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 6188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:44:57,762 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13332 Valid, 6486 Invalid, 6220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 6188 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:44:57,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98536 states. [2024-12-02 14:44:58,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98536 to 42901. [2024-12-02 14:44:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42901 states, 42894 states have (on average 1.4581293420991281) internal successors, (62545), 42900 states have internal predecessors, (62545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:58,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42901 states to 42901 states and 62545 transitions. [2024-12-02 14:44:58,399 INFO L78 Accepts]: Start accepts. Automaton has 42901 states and 62545 transitions. Word has length 85 [2024-12-02 14:44:58,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:44:58,399 INFO L471 AbstractCegarLoop]: Abstraction has 42901 states and 62545 transitions. [2024-12-02 14:44:58,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:44:58,399 INFO L276 IsEmpty]: Start isEmpty. Operand 42901 states and 62545 transitions. [2024-12-02 14:44:58,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:44:58,405 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:44:58,405 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] [2024-12-02 14:44:58,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-12-02 14:44:58,405 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:44:58,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:44:58,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1515436774, now seen corresponding path program 1 times [2024-12-02 14:44:58,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:44:58,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931145351] [2024-12-02 14:44:58,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:44:58,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:44:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:44:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:44:58,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:44:58,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931145351] [2024-12-02 14:44:58,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931145351] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:44:58,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:44:58,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:44:58,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516217090] [2024-12-02 14:44:58,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:44:58,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:44:58,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:44:58,660 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:44:58,660 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:44:58,660 INFO L87 Difference]: Start difference. First operand 42901 states and 62545 transitions. Second operand has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:02,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:02,903 INFO L93 Difference]: Finished difference Result 65511 states and 95351 transitions. [2024-12-02 14:45:02,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:45:02,903 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:45:02,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:02,946 INFO L225 Difference]: With dead ends: 65511 [2024-12-02 14:45:02,946 INFO L226 Difference]: Without dead ends: 63109 [2024-12-02 14:45:02,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:45:02,954 INFO L435 NwaCegarLoop]: 1620 mSDtfsCounter, 12166 mSDsluCounter, 8177 mSDsCounter, 0 mSdLazyCounter, 9725 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12166 SdHoareTripleChecker+Valid, 9797 SdHoareTripleChecker+Invalid, 9770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 9725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:02,954 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12166 Valid, 9797 Invalid, 9770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 9725 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-12-02 14:45:02,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63109 states. [2024-12-02 14:45:03,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63109 to 42869. [2024-12-02 14:45:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42869 states, 42862 states have (on average 1.4582613970416687) internal successors, (62504), 42868 states have internal predecessors, (62504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42869 states to 42869 states and 62504 transitions. [2024-12-02 14:45:03,438 INFO L78 Accepts]: Start accepts. Automaton has 42869 states and 62504 transitions. Word has length 85 [2024-12-02 14:45:03,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:03,438 INFO L471 AbstractCegarLoop]: Abstraction has 42869 states and 62504 transitions. [2024-12-02 14:45:03,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 42869 states and 62504 transitions. [2024-12-02 14:45:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:45:03,444 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:03,444 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] [2024-12-02 14:45:03,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-12-02 14:45:03,444 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:03,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:03,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1229433867, now seen corresponding path program 1 times [2024-12-02 14:45:03,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:03,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027038619] [2024-12-02 14:45:03,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:03,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:03,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:03,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027038619] [2024-12-02 14:45:03,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027038619] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:03,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:03,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:45:03,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777166821] [2024-12-02 14:45:03,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:03,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:45:03,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:03,692 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:45:03,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:45:03,692 INFO L87 Difference]: Start difference. First operand 42869 states and 62504 transitions. Second operand has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:07,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:07,360 INFO L93 Difference]: Finished difference Result 64667 states and 94302 transitions. [2024-12-02 14:45:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:45:07,361 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:45:07,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:07,413 INFO L225 Difference]: With dead ends: 64667 [2024-12-02 14:45:07,413 INFO L226 Difference]: Without dead ends: 62137 [2024-12-02 14:45:07,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:45:07,427 INFO L435 NwaCegarLoop]: 1477 mSDtfsCounter, 12314 mSDsluCounter, 7159 mSDsCounter, 0 mSdLazyCounter, 8601 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12314 SdHoareTripleChecker+Valid, 8636 SdHoareTripleChecker+Invalid, 8609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:07,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12314 Valid, 8636 Invalid, 8609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8601 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-12-02 14:45:07,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62137 states. [2024-12-02 14:45:07,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62137 to 42869. [2024-12-02 14:45:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42869 states, 42862 states have (on average 1.4582147356632915) internal successors, (62502), 42868 states have internal predecessors, (62502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42869 states to 42869 states and 62502 transitions. [2024-12-02 14:45:08,013 INFO L78 Accepts]: Start accepts. Automaton has 42869 states and 62502 transitions. Word has length 85 [2024-12-02 14:45:08,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:08,013 INFO L471 AbstractCegarLoop]: Abstraction has 42869 states and 62502 transitions. [2024-12-02 14:45:08,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:08,014 INFO L276 IsEmpty]: Start isEmpty. Operand 42869 states and 62502 transitions. [2024-12-02 14:45:08,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:45:08,018 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:08,018 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] [2024-12-02 14:45:08,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-12-02 14:45:08,018 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:08,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:08,019 INFO L85 PathProgramCache]: Analyzing trace with hash 411226722, now seen corresponding path program 1 times [2024-12-02 14:45:08,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:08,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989412608] [2024-12-02 14:45:08,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:08,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:08,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:08,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989412608] [2024-12-02 14:45:08,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989412608] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:08,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:08,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:45:08,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449231999] [2024-12-02 14:45:08,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:08,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:45:08,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:08,283 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:45:08,283 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:45:08,283 INFO L87 Difference]: Start difference. First operand 42869 states and 62502 transitions. Second operand has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:12,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:12,714 INFO L93 Difference]: Finished difference Result 63707 states and 92709 transitions. [2024-12-02 14:45:12,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:45:12,715 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:45:12,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:12,765 INFO L225 Difference]: With dead ends: 63707 [2024-12-02 14:45:12,765 INFO L226 Difference]: Without dead ends: 63080 [2024-12-02 14:45:12,778 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:45:12,779 INFO L435 NwaCegarLoop]: 1656 mSDtfsCounter, 12089 mSDsluCounter, 8320 mSDsCounter, 0 mSdLazyCounter, 9866 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12089 SdHoareTripleChecker+Valid, 9976 SdHoareTripleChecker+Invalid, 9910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 9866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:12,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12089 Valid, 9976 Invalid, 9910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 9866 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-12-02 14:45:12,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63080 states. [2024-12-02 14:45:13,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63080 to 42840. [2024-12-02 14:45:13,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42840 states, 42833 states have (on average 1.4582915042140405) internal successors, (62463), 42839 states have internal predecessors, (62463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42840 states to 42840 states and 62463 transitions. [2024-12-02 14:45:13,271 INFO L78 Accepts]: Start accepts. Automaton has 42840 states and 62463 transitions. Word has length 85 [2024-12-02 14:45:13,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:13,272 INFO L471 AbstractCegarLoop]: Abstraction has 42840 states and 62463 transitions. [2024-12-02 14:45:13,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 42840 states and 62463 transitions. [2024-12-02 14:45:13,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:45:13,277 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:13,277 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] [2024-12-02 14:45:13,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-12-02 14:45:13,277 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:13,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:13,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1497730046, now seen corresponding path program 1 times [2024-12-02 14:45:13,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:13,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047671283] [2024-12-02 14:45:13,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:13,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:13,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:13,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:13,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047671283] [2024-12-02 14:45:13,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047671283] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:13,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:13,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:45:13,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126530862] [2024-12-02 14:45:13,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:13,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 14:45:13,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:13,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 14:45:13,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-12-02 14:45:13,609 INFO L87 Difference]: Start difference. First operand 42840 states and 62463 transitions. Second operand has 14 states, 14 states have (on average 6.071428571428571) internal successors, (85), 13 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:19,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:19,165 INFO L93 Difference]: Finished difference Result 64593 states and 93574 transitions. [2024-12-02 14:45:19,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 14:45:19,165 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.071428571428571) internal successors, (85), 13 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:45:19,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:19,215 INFO L225 Difference]: With dead ends: 64593 [2024-12-02 14:45:19,215 INFO L226 Difference]: Without dead ends: 63913 [2024-12-02 14:45:19,228 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2024-12-02 14:45:19,229 INFO L435 NwaCegarLoop]: 1645 mSDtfsCounter, 14193 mSDsluCounter, 11529 mSDsCounter, 0 mSdLazyCounter, 13370 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14193 SdHoareTripleChecker+Valid, 13174 SdHoareTripleChecker+Invalid, 13444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 13370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:19,229 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14193 Valid, 13174 Invalid, 13444 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [74 Valid, 13370 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-12-02 14:45:19,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63913 states. [2024-12-02 14:45:19,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63913 to 42758. [2024-12-02 14:45:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42758 states, 42751 states have (on average 1.458585764075694) internal successors, (62356), 42757 states have internal predecessors, (62356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42758 states to 42758 states and 62356 transitions. [2024-12-02 14:45:19,746 INFO L78 Accepts]: Start accepts. Automaton has 42758 states and 62356 transitions. Word has length 85 [2024-12-02 14:45:19,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:19,746 INFO L471 AbstractCegarLoop]: Abstraction has 42758 states and 62356 transitions. [2024-12-02 14:45:19,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.071428571428571) internal successors, (85), 13 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 42758 states and 62356 transitions. [2024-12-02 14:45:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-02 14:45:19,752 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:19,752 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] [2024-12-02 14:45:19,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-12-02 14:45:19,752 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:19,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:19,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1829350138, now seen corresponding path program 1 times [2024-12-02 14:45:19,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:19,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462742397] [2024-12-02 14:45:19,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:19,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:19,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:19,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:19,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462742397] [2024-12-02 14:45:19,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462742397] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:19,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:19,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:45:19,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192636816] [2024-12-02 14:45:19,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:19,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:45:19,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:19,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:45:19,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:45:19,813 INFO L87 Difference]: Start difference. First operand 42758 states and 62356 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:20,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:20,094 INFO L93 Difference]: Finished difference Result 89625 states and 132009 transitions. [2024-12-02 14:45:20,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:45:20,095 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-12-02 14:45:20,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:20,134 INFO L225 Difference]: With dead ends: 89625 [2024-12-02 14:45:20,134 INFO L226 Difference]: Without dead ends: 49365 [2024-12-02 14:45:20,154 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 [2024-12-02 14:45:20,155 INFO L435 NwaCegarLoop]: 2879 mSDtfsCounter, 2682 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2682 SdHoareTripleChecker+Valid, 3913 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:20,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2682 Valid, 3913 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:45:20,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49365 states. [2024-12-02 14:45:20,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49365 to 39475. [2024-12-02 14:45:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39475 states, 39468 states have (on average 1.4716985912638088) internal successors, (58085), 39474 states have internal predecessors, (58085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39475 states to 39475 states and 58085 transitions. [2024-12-02 14:45:20,630 INFO L78 Accepts]: Start accepts. Automaton has 39475 states and 58085 transitions. Word has length 85 [2024-12-02 14:45:20,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:20,630 INFO L471 AbstractCegarLoop]: Abstraction has 39475 states and 58085 transitions. [2024-12-02 14:45:20,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:20,630 INFO L276 IsEmpty]: Start isEmpty. Operand 39475 states and 58085 transitions. [2024-12-02 14:45:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:20,633 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:20,633 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] [2024-12-02 14:45:20,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-12-02 14:45:20,633 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:20,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:20,634 INFO L85 PathProgramCache]: Analyzing trace with hash -713571412, now seen corresponding path program 1 times [2024-12-02 14:45:20,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:20,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403378443] [2024-12-02 14:45:20,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:20,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:21,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:21,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:21,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403378443] [2024-12-02 14:45:21,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403378443] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:21,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:21,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:45:21,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357822075] [2024-12-02 14:45:21,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:21,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:45:21,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:21,120 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:45:21,120 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:45:21,120 INFO L87 Difference]: Start difference. First operand 39475 states and 58085 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:23,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:23,230 INFO L93 Difference]: Finished difference Result 115206 states and 170455 transitions. [2024-12-02 14:45:23,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 14:45:23,230 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-12-02 14:45:23,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:23,327 INFO L225 Difference]: With dead ends: 115206 [2024-12-02 14:45:23,327 INFO L226 Difference]: Without dead ends: 115040 [2024-12-02 14:45:23,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-12-02 14:45:23,350 INFO L435 NwaCegarLoop]: 2691 mSDtfsCounter, 18183 mSDsluCounter, 15991 mSDsCounter, 0 mSdLazyCounter, 2255 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18183 SdHoareTripleChecker+Valid, 18682 SdHoareTripleChecker+Invalid, 2281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 2255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:23,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18183 Valid, 18682 Invalid, 2281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 2255 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 14:45:23,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115040 states. [2024-12-02 14:45:23,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115040 to 39461. [2024-12-02 14:45:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39461 states, 39455 states have (on average 1.4717272842478772) internal successors, (58067), 39460 states have internal predecessors, (58067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39461 states to 39461 states and 58067 transitions. [2024-12-02 14:45:23,963 INFO L78 Accepts]: Start accepts. Automaton has 39461 states and 58067 transitions. Word has length 86 [2024-12-02 14:45:23,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:23,963 INFO L471 AbstractCegarLoop]: Abstraction has 39461 states and 58067 transitions. [2024-12-02 14:45:23,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 39461 states and 58067 transitions. [2024-12-02 14:45:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:23,967 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:23,967 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] [2024-12-02 14:45:23,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-12-02 14:45:23,967 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:23,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:23,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1049757054, now seen corresponding path program 1 times [2024-12-02 14:45:23,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:23,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077833076] [2024-12-02 14:45:23,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:23,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:24,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:24,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:24,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077833076] [2024-12-02 14:45:24,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077833076] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:24,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:24,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:45:24,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013687544] [2024-12-02 14:45:24,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:24,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:45:24,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:24,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:45:24,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:45:24,472 INFO L87 Difference]: Start difference. First operand 39461 states and 58067 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:26,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:26,689 INFO L93 Difference]: Finished difference Result 114874 states and 170004 transitions. [2024-12-02 14:45:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 14:45:26,689 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-12-02 14:45:26,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:26,789 INFO L225 Difference]: With dead ends: 114874 [2024-12-02 14:45:26,789 INFO L226 Difference]: Without dead ends: 114718 [2024-12-02 14:45:26,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-12-02 14:45:26,811 INFO L435 NwaCegarLoop]: 2572 mSDtfsCounter, 14982 mSDsluCounter, 12786 mSDsCounter, 0 mSdLazyCounter, 2476 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14982 SdHoareTripleChecker+Valid, 15358 SdHoareTripleChecker+Invalid, 2521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 2476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:26,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14982 Valid, 15358 Invalid, 2521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 2476 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 14:45:26,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114718 states. [2024-12-02 14:45:27,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114718 to 39457. [2024-12-02 14:45:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39457 states, 39452 states have (on average 1.4717124607117509) internal successors, (58062), 39456 states have internal predecessors, (58062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39457 states to 39457 states and 58062 transitions. [2024-12-02 14:45:27,445 INFO L78 Accepts]: Start accepts. Automaton has 39457 states and 58062 transitions. Word has length 86 [2024-12-02 14:45:27,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:27,445 INFO L471 AbstractCegarLoop]: Abstraction has 39457 states and 58062 transitions. [2024-12-02 14:45:27,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 39457 states and 58062 transitions. [2024-12-02 14:45:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:27,449 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:27,449 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:45:27,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-12-02 14:45:27,449 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:27,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:27,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1441858708, now seen corresponding path program 1 times [2024-12-02 14:45:27,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:27,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838070231] [2024-12-02 14:45:27,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:27,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:27,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:27,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838070231] [2024-12-02 14:45:27,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838070231] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:27,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:27,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:45:27,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858382657] [2024-12-02 14:45:27,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:27,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:45:27,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:27,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:45:27,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:45:27,862 INFO L87 Difference]: Start difference. First operand 39457 states and 58062 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:29,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:29,927 INFO L93 Difference]: Finished difference Result 115184 states and 170426 transitions. [2024-12-02 14:45:29,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 14:45:29,927 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-12-02 14:45:29,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:30,024 INFO L225 Difference]: With dead ends: 115184 [2024-12-02 14:45:30,024 INFO L226 Difference]: Without dead ends: 115017 [2024-12-02 14:45:30,045 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:45:30,046 INFO L435 NwaCegarLoop]: 2671 mSDtfsCounter, 17387 mSDsluCounter, 17892 mSDsCounter, 0 mSdLazyCounter, 2453 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17387 SdHoareTripleChecker+Valid, 20563 SdHoareTripleChecker+Invalid, 2481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 2453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:30,046 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17387 Valid, 20563 Invalid, 2481 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [28 Valid, 2453 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 14:45:30,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115017 states. [2024-12-02 14:45:30,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115017 to 39442. [2024-12-02 14:45:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39442 states, 39438 states have (on average 1.471702418986764) internal successors, (58041), 39441 states have internal predecessors, (58041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39442 states to 39442 states and 58041 transitions. [2024-12-02 14:45:30,648 INFO L78 Accepts]: Start accepts. Automaton has 39442 states and 58041 transitions. Word has length 86 [2024-12-02 14:45:30,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:30,649 INFO L471 AbstractCegarLoop]: Abstraction has 39442 states and 58041 transitions. [2024-12-02 14:45:30,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 39442 states and 58041 transitions. [2024-12-02 14:45:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:30,652 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:30,652 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] [2024-12-02 14:45:30,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-12-02 14:45:30,652 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:30,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:30,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1087524231, now seen corresponding path program 1 times [2024-12-02 14:45:30,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:30,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113098409] [2024-12-02 14:45:30,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:30,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:30,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:30,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113098409] [2024-12-02 14:45:30,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113098409] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:30,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:30,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:45:30,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734787416] [2024-12-02 14:45:30,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:30,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:45:30,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:30,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:45:30,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:45:30,885 INFO L87 Difference]: Start difference. First operand 39442 states and 58041 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:33,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:33,793 INFO L93 Difference]: Finished difference Result 58743 states and 86317 transitions. [2024-12-02 14:45:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:45:33,794 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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 [2024-12-02 14:45:33,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:33,844 INFO L225 Difference]: With dead ends: 58743 [2024-12-02 14:45:33,844 INFO L226 Difference]: Without dead ends: 58151 [2024-12-02 14:45:33,857 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:45:33,857 INFO L435 NwaCegarLoop]: 1423 mSDtfsCounter, 12551 mSDsluCounter, 5410 mSDsCounter, 0 mSdLazyCounter, 6586 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12551 SdHoareTripleChecker+Valid, 6833 SdHoareTripleChecker+Invalid, 6616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 6586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:33,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12551 Valid, 6833 Invalid, 6616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 6586 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:45:33,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58151 states. [2024-12-02 14:45:34,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58151 to 39440. [2024-12-02 14:45:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39440 states, 39436 states have (on average 1.4717009838726036) internal successors, (58038), 39439 states have internal predecessors, (58038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:34,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39440 states to 39440 states and 58038 transitions. [2024-12-02 14:45:34,418 INFO L78 Accepts]: Start accepts. Automaton has 39440 states and 58038 transitions. Word has length 86 [2024-12-02 14:45:34,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:34,418 INFO L471 AbstractCegarLoop]: Abstraction has 39440 states and 58038 transitions. [2024-12-02 14:45:34,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 39440 states and 58038 transitions. [2024-12-02 14:45:34,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:34,421 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:34,421 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] [2024-12-02 14:45:34,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-12-02 14:45:34,421 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:34,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:34,422 INFO L85 PathProgramCache]: Analyzing trace with hash -332579317, now seen corresponding path program 1 times [2024-12-02 14:45:34,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:34,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408786256] [2024-12-02 14:45:34,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:34,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:34,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:34,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408786256] [2024-12-02 14:45:34,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408786256] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:34,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:34,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:45:34,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397256014] [2024-12-02 14:45:34,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:34,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:45:34,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:34,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:45:34,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:45:34,643 INFO L87 Difference]: Start difference. First operand 39440 states and 58038 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:37,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:37,573 INFO L93 Difference]: Finished difference Result 58741 states and 86314 transitions. [2024-12-02 14:45:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:45:37,573 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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 [2024-12-02 14:45:37,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:37,619 INFO L225 Difference]: With dead ends: 58741 [2024-12-02 14:45:37,619 INFO L226 Difference]: Without dead ends: 58149 [2024-12-02 14:45:37,631 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:45:37,631 INFO L435 NwaCegarLoop]: 1427 mSDtfsCounter, 12543 mSDsluCounter, 5422 mSDsCounter, 0 mSdLazyCounter, 6582 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12543 SdHoareTripleChecker+Valid, 6849 SdHoareTripleChecker+Invalid, 6612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 6582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:37,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12543 Valid, 6849 Invalid, 6612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 6582 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-12-02 14:45:37,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58149 states. [2024-12-02 14:45:37,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58149 to 39438. [2024-12-02 14:45:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39438 states, 39434 states have (on average 1.471699548612872) internal successors, (58035), 39437 states have internal predecessors, (58035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39438 states to 39438 states and 58035 transitions. [2024-12-02 14:45:38,058 INFO L78 Accepts]: Start accepts. Automaton has 39438 states and 58035 transitions. Word has length 86 [2024-12-02 14:45:38,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:38,058 INFO L471 AbstractCegarLoop]: Abstraction has 39438 states and 58035 transitions. [2024-12-02 14:45:38,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 39438 states and 58035 transitions. [2024-12-02 14:45:38,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:38,062 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:38,062 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] [2024-12-02 14:45:38,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-12-02 14:45:38,062 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:38,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:38,062 INFO L85 PathProgramCache]: Analyzing trace with hash 301786761, now seen corresponding path program 1 times [2024-12-02 14:45:38,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:38,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690220704] [2024-12-02 14:45:38,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:38,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:38,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:38,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690220704] [2024-12-02 14:45:38,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690220704] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:38,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:38,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:45:38,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747983818] [2024-12-02 14:45:38,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:38,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:45:38,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:38,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:45:38,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:45:38,243 INFO L87 Difference]: Start difference. First operand 39438 states and 58035 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:40,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:40,941 INFO L93 Difference]: Finished difference Result 50353 states and 73701 transitions. [2024-12-02 14:45:40,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:45:40,941 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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 [2024-12-02 14:45:40,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:40,980 INFO L225 Difference]: With dead ends: 50353 [2024-12-02 14:45:40,980 INFO L226 Difference]: Without dead ends: 49761 [2024-12-02 14:45:40,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:45:40,991 INFO L435 NwaCegarLoop]: 1421 mSDtfsCounter, 10606 mSDsluCounter, 4446 mSDsCounter, 0 mSdLazyCounter, 5784 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10606 SdHoareTripleChecker+Valid, 5867 SdHoareTripleChecker+Invalid, 5815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:40,991 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10606 Valid, 5867 Invalid, 5815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5784 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 14:45:41,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49761 states. [2024-12-02 14:45:41,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49761 to 39436. [2024-12-02 14:45:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39436 states, 39432 states have (on average 1.471698113207547) internal successors, (58032), 39435 states have internal predecessors, (58032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:41,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39436 states to 39436 states and 58032 transitions. [2024-12-02 14:45:41,445 INFO L78 Accepts]: Start accepts. Automaton has 39436 states and 58032 transitions. Word has length 86 [2024-12-02 14:45:41,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:41,445 INFO L471 AbstractCegarLoop]: Abstraction has 39436 states and 58032 transitions. [2024-12-02 14:45:41,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 39436 states and 58032 transitions. [2024-12-02 14:45:41,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:41,448 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:41,448 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] [2024-12-02 14:45:41,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-12-02 14:45:41,448 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:41,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:41,449 INFO L85 PathProgramCache]: Analyzing trace with hash 901788020, now seen corresponding path program 1 times [2024-12-02 14:45:41,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:41,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023117146] [2024-12-02 14:45:41,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:41,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:41,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:41,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:41,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023117146] [2024-12-02 14:45:41,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023117146] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:41,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:41,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:45:41,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821588353] [2024-12-02 14:45:41,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:41,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:45:41,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:41,509 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:45:41,509 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:45:41,509 INFO L87 Difference]: Start difference. First operand 39436 states and 58032 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 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) [2024-12-02 14:45:41,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:41,799 INFO L93 Difference]: Finished difference Result 107140 states and 159276 transitions. [2024-12-02 14:45:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:45:41,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 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 [2024-12-02 14:45:41,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:41,857 INFO L225 Difference]: With dead ends: 107140 [2024-12-02 14:45:41,857 INFO L226 Difference]: Without dead ends: 71034 [2024-12-02 14:45:41,881 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 [2024-12-02 14:45:41,881 INFO L435 NwaCegarLoop]: 2845 mSDtfsCounter, 1795 mSDsluCounter, 1031 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1795 SdHoareTripleChecker+Valid, 3876 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:41,881 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1795 Valid, 3876 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:45:41,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71034 states. [2024-12-02 14:45:42,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71034 to 71032. [2024-12-02 14:45:42,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71032 states, 71028 states have (on average 1.4672101143211127) internal successors, (104213), 71031 states have internal predecessors, (104213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71032 states to 71032 states and 104213 transitions. [2024-12-02 14:45:42,505 INFO L78 Accepts]: Start accepts. Automaton has 71032 states and 104213 transitions. Word has length 86 [2024-12-02 14:45:42,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:42,505 INFO L471 AbstractCegarLoop]: Abstraction has 71032 states and 104213 transitions. [2024-12-02 14:45:42,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 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) [2024-12-02 14:45:42,505 INFO L276 IsEmpty]: Start isEmpty. Operand 71032 states and 104213 transitions. [2024-12-02 14:45:42,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:42,508 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:42,508 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] [2024-12-02 14:45:42,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-12-02 14:45:42,509 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:42,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:42,509 INFO L85 PathProgramCache]: Analyzing trace with hash -407874016, now seen corresponding path program 1 times [2024-12-02 14:45:42,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:42,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556626617] [2024-12-02 14:45:42,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:42,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:42,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:42,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:42,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556626617] [2024-12-02 14:45:42,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556626617] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:42,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:42,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 14:45:42,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758351538] [2024-12-02 14:45:42,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:42,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:45:42,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:42,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:45:42,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:45:42,793 INFO L87 Difference]: Start difference. First operand 71032 states and 104213 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:46,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:46,862 INFO L93 Difference]: Finished difference Result 91737 states and 133162 transitions. [2024-12-02 14:45:46,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:45:46,863 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-12-02 14:45:46,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:46,936 INFO L225 Difference]: With dead ends: 91737 [2024-12-02 14:45:46,936 INFO L226 Difference]: Without dead ends: 91436 [2024-12-02 14:45:46,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=402, Unknown=0, NotChecked=0, Total=552 [2024-12-02 14:45:46,954 INFO L435 NwaCegarLoop]: 1398 mSDtfsCounter, 9300 mSDsluCounter, 6461 mSDsCounter, 0 mSdLazyCounter, 8268 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9300 SdHoareTripleChecker+Valid, 7859 SdHoareTripleChecker+Invalid, 8344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 8268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:46,954 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9300 Valid, 7859 Invalid, 8344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 8268 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-12-02 14:45:46,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91436 states. [2024-12-02 14:45:47,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91436 to 71040. [2024-12-02 14:45:47,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71040 states, 71036 states have (on average 1.467199729714511) internal successors, (104224), 71039 states have internal predecessors, (104224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104224 transitions. [2024-12-02 14:45:47,808 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104224 transitions. Word has length 86 [2024-12-02 14:45:47,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:47,808 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104224 transitions. [2024-12-02 14:45:47,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104224 transitions. [2024-12-02 14:45:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:47,813 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:47,813 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] [2024-12-02 14:45:47,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-12-02 14:45:47,813 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:47,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:47,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1360928293, now seen corresponding path program 1 times [2024-12-02 14:45:47,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:47,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770321017] [2024-12-02 14:45:47,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:47,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:48,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:48,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770321017] [2024-12-02 14:45:48,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770321017] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:48,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:48,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:45:48,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487372526] [2024-12-02 14:45:48,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:48,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:45:48,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:48,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:45:48,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:45:48,042 INFO L87 Difference]: Start difference. First operand 71040 states and 104224 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:50,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:50,953 INFO L93 Difference]: Finished difference Result 90812 states and 132229 transitions. [2024-12-02 14:45:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:45:50,954 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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 [2024-12-02 14:45:50,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:51,016 INFO L225 Difference]: With dead ends: 90812 [2024-12-02 14:45:51,016 INFO L226 Difference]: Without dead ends: 90504 [2024-12-02 14:45:51,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:45:51,027 INFO L435 NwaCegarLoop]: 1398 mSDtfsCounter, 13573 mSDsluCounter, 4450 mSDsCounter, 0 mSdLazyCounter, 6181 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13573 SdHoareTripleChecker+Valid, 5848 SdHoareTripleChecker+Invalid, 6213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 6181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:51,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13573 Valid, 5848 Invalid, 6213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 6181 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:45:51,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90504 states. [2024-12-02 14:45:51,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90504 to 71040. [2024-12-02 14:45:51,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71040 states, 71036 states have (on average 1.4671856523452897) internal successors, (104223), 71039 states have internal predecessors, (104223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104223 transitions. [2024-12-02 14:45:51,747 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104223 transitions. Word has length 86 [2024-12-02 14:45:51,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:51,747 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104223 transitions. [2024-12-02 14:45:51,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104223 transitions. [2024-12-02 14:45:51,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:51,750 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:51,750 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] [2024-12-02 14:45:51,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-12-02 14:45:51,750 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:51,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:51,751 INFO L85 PathProgramCache]: Analyzing trace with hash 994621068, now seen corresponding path program 1 times [2024-12-02 14:45:51,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:51,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882655172] [2024-12-02 14:45:51,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:51,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:52,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:52,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:52,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882655172] [2024-12-02 14:45:52,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882655172] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:52,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:52,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:45:52,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145694157] [2024-12-02 14:45:52,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:52,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:45:52,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:52,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:45:52,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:45:52,019 INFO L87 Difference]: Start difference. First operand 71040 states and 104223 transitions. Second operand has 10 states, 10 states have (on average 8.6) internal successors, (86), 9 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) [2024-12-02 14:45:55,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:55,525 INFO L93 Difference]: Finished difference Result 106565 states and 155672 transitions. [2024-12-02 14:45:55,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:45:55,525 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 9 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 [2024-12-02 14:45:55,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:55,615 INFO L225 Difference]: With dead ends: 106565 [2024-12-02 14:45:55,616 INFO L226 Difference]: Without dead ends: 106169 [2024-12-02 14:45:55,637 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:45:55,637 INFO L435 NwaCegarLoop]: 1339 mSDtfsCounter, 11352 mSDsluCounter, 6463 mSDsCounter, 0 mSdLazyCounter, 8074 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11352 SdHoareTripleChecker+Valid, 7802 SdHoareTripleChecker+Invalid, 8082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:55,637 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11352 Valid, 7802 Invalid, 8082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8074 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-12-02 14:45:55,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106169 states. [2024-12-02 14:45:56,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106169 to 71040. [2024-12-02 14:45:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71040 states, 71036 states have (on average 1.4671715749760685) internal successors, (104222), 71039 states have internal predecessors, (104222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:45:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104222 transitions. [2024-12-02 14:45:56,524 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104222 transitions. Word has length 86 [2024-12-02 14:45:56,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:45:56,524 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104222 transitions. [2024-12-02 14:45:56,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 9 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) [2024-12-02 14:45:56,525 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104222 transitions. [2024-12-02 14:45:56,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:45:56,528 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:45:56,528 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] [2024-12-02 14:45:56,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-12-02 14:45:56,528 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:45:56,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:45:56,528 INFO L85 PathProgramCache]: Analyzing trace with hash -2136659957, now seen corresponding path program 1 times [2024-12-02 14:45:56,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:45:56,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930837834] [2024-12-02 14:45:56,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:45:56,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:45:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:45:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:45:56,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:45:56,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930837834] [2024-12-02 14:45:56,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930837834] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:45:56,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:45:56,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:45:56,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119764688] [2024-12-02 14:45:56,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:45:56,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:45:56,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:45:56,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:45:56,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:45:56,725 INFO L87 Difference]: Start difference. First operand 71040 states and 104222 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:45:59,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:45:59,614 INFO L93 Difference]: Finished difference Result 90727 states and 132152 transitions. [2024-12-02 14:45:59,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:45:59,615 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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 [2024-12-02 14:45:59,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:45:59,694 INFO L225 Difference]: With dead ends: 90727 [2024-12-02 14:45:59,695 INFO L226 Difference]: Without dead ends: 90419 [2024-12-02 14:45:59,713 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:45:59,714 INFO L435 NwaCegarLoop]: 1401 mSDtfsCounter, 14006 mSDsluCounter, 4486 mSDsCounter, 0 mSdLazyCounter, 5925 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14006 SdHoareTripleChecker+Valid, 5887 SdHoareTripleChecker+Invalid, 5953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:45:59,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14006 Valid, 5887 Invalid, 5953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5925 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:45:59,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90419 states. [2024-12-02 14:46:00,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90419 to 71040. [2024-12-02 14:46:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71040 states, 71036 states have (on average 1.4671574976068473) internal successors, (104221), 71039 states have internal predecessors, (104221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104221 transitions. [2024-12-02 14:46:00,597 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104221 transitions. Word has length 86 [2024-12-02 14:46:00,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:00,597 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104221 transitions. [2024-12-02 14:46:00,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:46:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104221 transitions. [2024-12-02 14:46:00,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:46:00,600 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:00,601 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] [2024-12-02 14:46:00,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-12-02 14:46:00,601 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:00,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:00,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1564099531, now seen corresponding path program 1 times [2024-12-02 14:46:00,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:00,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105695088] [2024-12-02 14:46:00,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:00,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:00,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:00,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105695088] [2024-12-02 14:46:00,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105695088] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:00,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:00,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:46:00,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226130798] [2024-12-02 14:46:00,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:00,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:46:00,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:00,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:46:00,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:46:00,791 INFO L87 Difference]: Start difference. First operand 71040 states and 104221 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:46:03,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:03,685 INFO L93 Difference]: Finished difference Result 90606 states and 132006 transitions. [2024-12-02 14:46:03,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:46:03,686 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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 [2024-12-02 14:46:03,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:03,755 INFO L225 Difference]: With dead ends: 90606 [2024-12-02 14:46:03,755 INFO L226 Difference]: Without dead ends: 90308 [2024-12-02 14:46:03,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:46:03,771 INFO L435 NwaCegarLoop]: 1387 mSDtfsCounter, 10311 mSDsluCounter, 4334 mSDsCounter, 0 mSdLazyCounter, 5716 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10311 SdHoareTripleChecker+Valid, 5721 SdHoareTripleChecker+Invalid, 5747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:03,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10311 Valid, 5721 Invalid, 5747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5716 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:46:03,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90308 states. [2024-12-02 14:46:04,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90308 to 71040. [2024-12-02 14:46:04,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71040 states, 71036 states have (on average 1.467143420237626) internal successors, (104220), 71039 states have internal predecessors, (104220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104220 transitions. [2024-12-02 14:46:04,492 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104220 transitions. Word has length 86 [2024-12-02 14:46:04,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:04,492 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104220 transitions. [2024-12-02 14:46:04,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 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) [2024-12-02 14:46:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104220 transitions. [2024-12-02 14:46:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 14:46:04,495 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:04,496 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] [2024-12-02 14:46:04,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-12-02 14:46:04,496 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:04,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:04,496 INFO L85 PathProgramCache]: Analyzing trace with hash 2032161250, now seen corresponding path program 1 times [2024-12-02 14:46:04,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:04,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67439483] [2024-12-02 14:46:04,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:04,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:04,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:04,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67439483] [2024-12-02 14:46:04,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67439483] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:04,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:04,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:46:04,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028785438] [2024-12-02 14:46:04,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:04,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:46:04,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:04,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:46:04,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:46:04,704 INFO L87 Difference]: Start difference. First operand 71040 states and 104220 transitions. Second operand has 10 states, 10 states have (on average 8.6) internal successors, (86), 9 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) [2024-12-02 14:46:07,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:07,962 INFO L93 Difference]: Finished difference Result 90510 states and 131865 transitions. [2024-12-02 14:46:07,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:46:07,962 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 9 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 [2024-12-02 14:46:07,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:08,039 INFO L225 Difference]: With dead ends: 90510 [2024-12-02 14:46:08,039 INFO L226 Difference]: Without dead ends: 90169 [2024-12-02 14:46:08,057 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:46:08,057 INFO L435 NwaCegarLoop]: 1343 mSDtfsCounter, 12471 mSDsluCounter, 5708 mSDsCounter, 0 mSdLazyCounter, 7557 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12471 SdHoareTripleChecker+Valid, 7051 SdHoareTripleChecker+Invalid, 7566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 7557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:08,057 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12471 Valid, 7051 Invalid, 7566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 7557 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-12-02 14:46:08,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90169 states. [2024-12-02 14:46:08,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90169 to 71040. [2024-12-02 14:46:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71040 states, 71036 states have (on average 1.4671293428684047) internal successors, (104219), 71039 states have internal predecessors, (104219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104219 transitions. [2024-12-02 14:46:08,797 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104219 transitions. Word has length 86 [2024-12-02 14:46:08,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:08,797 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104219 transitions. [2024-12-02 14:46:08,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 9 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) [2024-12-02 14:46:08,797 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104219 transitions. [2024-12-02 14:46:08,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-02 14:46:08,800 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:08,801 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] [2024-12-02 14:46:08,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-12-02 14:46:08,801 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:08,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:08,801 INFO L85 PathProgramCache]: Analyzing trace with hash 261058628, now seen corresponding path program 1 times [2024-12-02 14:46:08,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:08,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642146450] [2024-12-02 14:46:08,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:08,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:09,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:09,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642146450] [2024-12-02 14:46:09,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642146450] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:09,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:09,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 14:46:09,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852163835] [2024-12-02 14:46:09,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:09,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:46:09,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:09,283 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:46:09,283 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-12-02 14:46:09,283 INFO L87 Difference]: Start difference. First operand 71040 states and 104219 transitions. Second operand has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 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) [2024-12-02 14:46:10,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:10,814 INFO L93 Difference]: Finished difference Result 122502 states and 179653 transitions. [2024-12-02 14:46:10,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:46:10,814 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 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 [2024-12-02 14:46:10,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:10,944 INFO L225 Difference]: With dead ends: 122502 [2024-12-02 14:46:10,944 INFO L226 Difference]: Without dead ends: 122183 [2024-12-02 14:46:10,972 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:46:10,972 INFO L435 NwaCegarLoop]: 2572 mSDtfsCounter, 10377 mSDsluCounter, 10059 mSDsCounter, 0 mSdLazyCounter, 1467 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10377 SdHoareTripleChecker+Valid, 12631 SdHoareTripleChecker+Invalid, 1502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:10,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10377 Valid, 12631 Invalid, 1502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1467 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 14:46:11,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122183 states. [2024-12-02 14:46:11,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122183 to 71017. [2024-12-02 14:46:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71017 states, 71013 states have (on average 1.4672102291129794) internal successors, (104191), 71016 states have internal predecessors, (104191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71017 states to 71017 states and 104191 transitions. [2024-12-02 14:46:11,920 INFO L78 Accepts]: Start accepts. Automaton has 71017 states and 104191 transitions. Word has length 87 [2024-12-02 14:46:11,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:11,920 INFO L471 AbstractCegarLoop]: Abstraction has 71017 states and 104191 transitions. [2024-12-02 14:46:11,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 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) [2024-12-02 14:46:11,920 INFO L276 IsEmpty]: Start isEmpty. Operand 71017 states and 104191 transitions. [2024-12-02 14:46:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-02 14:46:11,923 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:11,923 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] [2024-12-02 14:46:11,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-12-02 14:46:11,923 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:11,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:11,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1644280774, now seen corresponding path program 1 times [2024-12-02 14:46:11,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:11,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512716214] [2024-12-02 14:46:11,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:11,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:12,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:12,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512716214] [2024-12-02 14:46:12,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512716214] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:12,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:12,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:46:12,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252443629] [2024-12-02 14:46:12,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:12,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:46:12,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:12,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:46:12,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:46:12,317 INFO L87 Difference]: Start difference. First operand 71017 states and 104191 transitions. Second operand has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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) [2024-12-02 14:46:14,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:14,100 INFO L93 Difference]: Finished difference Result 89618 states and 131227 transitions. [2024-12-02 14:46:14,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:46:14,101 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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 [2024-12-02 14:46:14,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:14,173 INFO L225 Difference]: With dead ends: 89618 [2024-12-02 14:46:14,173 INFO L226 Difference]: Without dead ends: 89276 [2024-12-02 14:46:14,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:46:14,192 INFO L435 NwaCegarLoop]: 2800 mSDtfsCounter, 16459 mSDsluCounter, 16410 mSDsCounter, 0 mSdLazyCounter, 2449 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16459 SdHoareTripleChecker+Valid, 19210 SdHoareTripleChecker+Invalid, 2468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:14,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16459 Valid, 19210 Invalid, 2468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2449 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 14:46:14,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89276 states. [2024-12-02 14:46:14,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89276 to 70971. [2024-12-02 14:46:14,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70971 states, 70967 states have (on average 1.467372158890752) internal successors, (104135), 70970 states have internal predecessors, (104135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:15,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70971 states to 70971 states and 104135 transitions. [2024-12-02 14:46:15,056 INFO L78 Accepts]: Start accepts. Automaton has 70971 states and 104135 transitions. Word has length 87 [2024-12-02 14:46:15,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:15,056 INFO L471 AbstractCegarLoop]: Abstraction has 70971 states and 104135 transitions. [2024-12-02 14:46:15,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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) [2024-12-02 14:46:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 70971 states and 104135 transitions. [2024-12-02 14:46:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-02 14:46:15,059 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:15,059 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] [2024-12-02 14:46:15,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-12-02 14:46:15,059 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:15,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:15,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1551636001, now seen corresponding path program 1 times [2024-12-02 14:46:15,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:15,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164451255] [2024-12-02 14:46:15,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:15,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:15,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:15,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164451255] [2024-12-02 14:46:15,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164451255] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:15,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:15,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:46:15,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44444019] [2024-12-02 14:46:15,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:15,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:46:15,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:15,254 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:46:15,254 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:46:15,254 INFO L87 Difference]: Start difference. First operand 70971 states and 104135 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 8 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) [2024-12-02 14:46:18,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:18,427 INFO L93 Difference]: Finished difference Result 174865 states and 256429 transitions. [2024-12-02 14:46:18,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:46:18,427 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 8 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 [2024-12-02 14:46:18,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:18,740 INFO L225 Difference]: With dead ends: 174865 [2024-12-02 14:46:18,740 INFO L226 Difference]: Without dead ends: 174766 [2024-12-02 14:46:18,754 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:46:18,754 INFO L435 NwaCegarLoop]: 1363 mSDtfsCounter, 9063 mSDsluCounter, 4989 mSDsCounter, 0 mSdLazyCounter, 6573 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9063 SdHoareTripleChecker+Valid, 6352 SdHoareTripleChecker+Invalid, 6605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 6573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:18,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9063 Valid, 6352 Invalid, 6605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 6573 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-12-02 14:46:18,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174766 states. [2024-12-02 14:46:19,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174766 to 70971. [2024-12-02 14:46:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70971 states, 70967 states have (on average 1.4673580678343456) internal successors, (104134), 70970 states have internal predecessors, (104134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70971 states to 70971 states and 104134 transitions. [2024-12-02 14:46:19,957 INFO L78 Accepts]: Start accepts. Automaton has 70971 states and 104134 transitions. Word has length 87 [2024-12-02 14:46:19,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:19,957 INFO L471 AbstractCegarLoop]: Abstraction has 70971 states and 104134 transitions. [2024-12-02 14:46:19,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 8 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) [2024-12-02 14:46:19,957 INFO L276 IsEmpty]: Start isEmpty. Operand 70971 states and 104134 transitions. [2024-12-02 14:46:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-02 14:46:19,960 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:19,960 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] [2024-12-02 14:46:19,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-12-02 14:46:19,960 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:19,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:19,961 INFO L85 PathProgramCache]: Analyzing trace with hash -470095220, now seen corresponding path program 1 times [2024-12-02 14:46:19,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:19,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955296868] [2024-12-02 14:46:19,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:19,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:20,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:20,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955296868] [2024-12-02 14:46:20,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955296868] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:20,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:20,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:46:20,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125398119] [2024-12-02 14:46:20,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:20,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:46:20,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:20,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:46:20,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:46:20,202 INFO L87 Difference]: Start difference. First operand 70971 states and 104134 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 9 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) [2024-12-02 14:46:24,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:24,296 INFO L93 Difference]: Finished difference Result 90484 states and 132011 transitions. [2024-12-02 14:46:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:46:24,297 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 9 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 [2024-12-02 14:46:24,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:24,500 INFO L225 Difference]: With dead ends: 90484 [2024-12-02 14:46:24,500 INFO L226 Difference]: Without dead ends: 90352 [2024-12-02 14:46:24,506 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:46:24,506 INFO L435 NwaCegarLoop]: 1533 mSDtfsCounter, 10906 mSDsluCounter, 7605 mSDsCounter, 0 mSdLazyCounter, 9452 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10906 SdHoareTripleChecker+Valid, 9138 SdHoareTripleChecker+Invalid, 9494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 9452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:24,507 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10906 Valid, 9138 Invalid, 9494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 9452 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-12-02 14:46:24,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90352 states. [2024-12-02 14:46:25,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90352 to 70971. [2024-12-02 14:46:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70971 states, 70967 states have (on average 1.467343976777939) internal successors, (104133), 70970 states have internal predecessors, (104133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70971 states to 70971 states and 104133 transitions. [2024-12-02 14:46:25,252 INFO L78 Accepts]: Start accepts. Automaton has 70971 states and 104133 transitions. Word has length 87 [2024-12-02 14:46:25,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:25,252 INFO L471 AbstractCegarLoop]: Abstraction has 70971 states and 104133 transitions. [2024-12-02 14:46:25,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 9 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) [2024-12-02 14:46:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 70971 states and 104133 transitions. [2024-12-02 14:46:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-02 14:46:25,255 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:25,255 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] [2024-12-02 14:46:25,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-12-02 14:46:25,256 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:25,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:25,256 INFO L85 PathProgramCache]: Analyzing trace with hash 626783050, now seen corresponding path program 1 times [2024-12-02 14:46:25,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:25,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350032184] [2024-12-02 14:46:25,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:25,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:25,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:25,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350032184] [2024-12-02 14:46:25,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350032184] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:25,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:25,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 14:46:25,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75851692] [2024-12-02 14:46:25,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:25,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 14:46:25,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:25,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 14:46:25,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-12-02 14:46:25,591 INFO L87 Difference]: Start difference. First operand 70971 states and 104133 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 9 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) [2024-12-02 14:46:29,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:29,694 INFO L93 Difference]: Finished difference Result 90673 states and 132271 transitions. [2024-12-02 14:46:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:46:29,694 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 9 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 [2024-12-02 14:46:29,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:29,767 INFO L225 Difference]: With dead ends: 90673 [2024-12-02 14:46:29,767 INFO L226 Difference]: Without dead ends: 90344 [2024-12-02 14:46:29,785 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:46:29,786 INFO L435 NwaCegarLoop]: 1533 mSDtfsCounter, 10903 mSDsluCounter, 7605 mSDsCounter, 0 mSdLazyCounter, 9447 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10903 SdHoareTripleChecker+Valid, 9138 SdHoareTripleChecker+Invalid, 9489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 9447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:29,786 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10903 Valid, 9138 Invalid, 9489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 9447 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-12-02 14:46:29,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90344 states. [2024-12-02 14:46:30,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90344 to 70963. [2024-12-02 14:46:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70963 states, 70959 states have (on average 1.4673402950999874) internal successors, (104121), 70962 states have internal predecessors, (104121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:30,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70963 states to 70963 states and 104121 transitions. [2024-12-02 14:46:30,902 INFO L78 Accepts]: Start accepts. Automaton has 70963 states and 104121 transitions. Word has length 87 [2024-12-02 14:46:30,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:30,902 INFO L471 AbstractCegarLoop]: Abstraction has 70963 states and 104121 transitions. [2024-12-02 14:46:30,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 9 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) [2024-12-02 14:46:30,902 INFO L276 IsEmpty]: Start isEmpty. Operand 70963 states and 104121 transitions. [2024-12-02 14:46:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-02 14:46:30,908 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:30,908 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] [2024-12-02 14:46:30,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-12-02 14:46:30,908 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:30,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:30,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1562493447, now seen corresponding path program 1 times [2024-12-02 14:46:30,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:30,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749443425] [2024-12-02 14:46:30,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:30,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:31,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:31,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:31,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749443425] [2024-12-02 14:46:31,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749443425] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:31,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:31,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:46:31,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681807747] [2024-12-02 14:46:31,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:31,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:46:31,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:31,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:46:31,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:46:31,189 INFO L87 Difference]: Start difference. First operand 70963 states and 104121 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:31,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:31,384 INFO L93 Difference]: Finished difference Result 70963 states and 104121 transitions. [2024-12-02 14:46:31,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:46:31,385 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-12-02 14:46:31,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:31,453 INFO L225 Difference]: With dead ends: 70963 [2024-12-02 14:46:31,453 INFO L226 Difference]: Without dead ends: 70961 [2024-12-02 14:46:31,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:46:31,470 INFO L435 NwaCegarLoop]: 2674 mSDtfsCounter, 0 mSDsluCounter, 5344 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8018 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:31,470 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8018 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:46:31,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70961 states. [2024-12-02 14:46:32,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70961 to 70961. [2024-12-02 14:46:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70961 states, 70958 states have (on average 1.4673327884100453) internal successors, (104119), 70960 states have internal predecessors, (104119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70961 states to 70961 states and 104119 transitions. [2024-12-02 14:46:32,306 INFO L78 Accepts]: Start accepts. Automaton has 70961 states and 104119 transitions. Word has length 88 [2024-12-02 14:46:32,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:32,307 INFO L471 AbstractCegarLoop]: Abstraction has 70961 states and 104119 transitions. [2024-12-02 14:46:32,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:32,307 INFO L276 IsEmpty]: Start isEmpty. Operand 70961 states and 104119 transitions. [2024-12-02 14:46:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-02 14:46:32,310 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:32,310 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] [2024-12-02 14:46:32,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-12-02 14:46:32,311 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:32,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:32,311 INFO L85 PathProgramCache]: Analyzing trace with hash 2107064631, now seen corresponding path program 1 times [2024-12-02 14:46:32,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:32,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469446091] [2024-12-02 14:46:32,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:32,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:32,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:32,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469446091] [2024-12-02 14:46:32,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469446091] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:32,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:32,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:46:32,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973266487] [2024-12-02 14:46:32,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:32,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:46:32,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:32,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:46:32,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:46:32,522 INFO L87 Difference]: Start difference. First operand 70961 states and 104119 transitions. Second operand has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:35,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:35,286 INFO L93 Difference]: Finished difference Result 90609 states and 132003 transitions. [2024-12-02 14:46:35,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:46:35,287 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-12-02 14:46:35,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:35,360 INFO L225 Difference]: With dead ends: 90609 [2024-12-02 14:46:35,360 INFO L226 Difference]: Without dead ends: 90306 [2024-12-02 14:46:35,377 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:46:35,378 INFO L435 NwaCegarLoop]: 1375 mSDtfsCounter, 13550 mSDsluCounter, 4398 mSDsCounter, 0 mSdLazyCounter, 5717 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13550 SdHoareTripleChecker+Valid, 5773 SdHoareTripleChecker+Invalid, 5745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:35,378 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13550 Valid, 5773 Invalid, 5745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5717 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:46:35,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90306 states. [2024-12-02 14:46:36,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90306 to 70954. [2024-12-02 14:46:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70954 states, 70951 states have (on average 1.4673225183577399) internal successors, (104108), 70953 states have internal predecessors, (104108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70954 states to 70954 states and 104108 transitions. [2024-12-02 14:46:36,226 INFO L78 Accepts]: Start accepts. Automaton has 70954 states and 104108 transitions. Word has length 88 [2024-12-02 14:46:36,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:36,226 INFO L471 AbstractCegarLoop]: Abstraction has 70954 states and 104108 transitions. [2024-12-02 14:46:36,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:36,226 INFO L276 IsEmpty]: Start isEmpty. Operand 70954 states and 104108 transitions. [2024-12-02 14:46:36,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-02 14:46:36,229 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:36,229 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] [2024-12-02 14:46:36,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-12-02 14:46:36,229 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:36,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:36,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1560470485, now seen corresponding path program 1 times [2024-12-02 14:46:36,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:36,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262377977] [2024-12-02 14:46:36,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:36,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:36,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:36,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:36,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262377977] [2024-12-02 14:46:36,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262377977] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:36,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:36,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 14:46:36,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845938068] [2024-12-02 14:46:36,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:36,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:46:36,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:36,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:46:36,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 14:46:36,642 INFO L87 Difference]: Start difference. First operand 70954 states and 104108 transitions. Second operand has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 11 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:41,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:41,141 INFO L93 Difference]: Finished difference Result 266738 states and 389334 transitions. [2024-12-02 14:46:41,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 14:46:41,142 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 11 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-12-02 14:46:41,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:41,401 INFO L225 Difference]: With dead ends: 266738 [2024-12-02 14:46:41,401 INFO L226 Difference]: Without dead ends: 266428 [2024-12-02 14:46:41,452 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=719, Unknown=0, NotChecked=0, Total=992 [2024-12-02 14:46:41,452 INFO L435 NwaCegarLoop]: 1425 mSDtfsCounter, 18057 mSDsluCounter, 4764 mSDsCounter, 0 mSdLazyCounter, 6682 mSolverCounterSat, 516 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18057 SdHoareTripleChecker+Valid, 6189 SdHoareTripleChecker+Invalid, 7198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 516 IncrementalHoareTripleChecker+Valid, 6682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:41,452 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18057 Valid, 6189 Invalid, 7198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [516 Valid, 6682 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 14:46:41,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266428 states. [2024-12-02 14:46:43,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266428 to 70958. [2024-12-02 14:46:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70958 states, 70955 states have (on average 1.4672961736311747) internal successors, (104112), 70957 states have internal predecessors, (104112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70958 states to 70958 states and 104112 transitions. [2024-12-02 14:46:43,307 INFO L78 Accepts]: Start accepts. Automaton has 70958 states and 104112 transitions. Word has length 88 [2024-12-02 14:46:43,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:43,307 INFO L471 AbstractCegarLoop]: Abstraction has 70958 states and 104112 transitions. [2024-12-02 14:46:43,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 11 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 70958 states and 104112 transitions. [2024-12-02 14:46:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-02 14:46:43,313 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:43,313 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] [2024-12-02 14:46:43,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-12-02 14:46:43,313 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:43,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:43,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1241474366, now seen corresponding path program 1 times [2024-12-02 14:46:43,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:43,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267184508] [2024-12-02 14:46:43,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:43,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:43,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:43,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267184508] [2024-12-02 14:46:43,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267184508] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:43,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:43,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:46:43,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860250044] [2024-12-02 14:46:43,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:43,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:46:43,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:43,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:46:43,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:46:43,935 INFO L87 Difference]: Start difference. First operand 70958 states and 104112 transitions. Second operand has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:45,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:45,964 INFO L93 Difference]: Finished difference Result 89557 states and 131146 transitions. [2024-12-02 14:46:45,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:46:45,964 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-12-02 14:46:45,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:46,038 INFO L225 Difference]: With dead ends: 89557 [2024-12-02 14:46:46,038 INFO L226 Difference]: Without dead ends: 89240 [2024-12-02 14:46:46,051 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:46:46,051 INFO L435 NwaCegarLoop]: 2770 mSDtfsCounter, 13971 mSDsluCounter, 12492 mSDsCounter, 0 mSdLazyCounter, 2017 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13971 SdHoareTripleChecker+Valid, 15262 SdHoareTripleChecker+Invalid, 2051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 2017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:46,051 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13971 Valid, 15262 Invalid, 2051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 2017 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 14:46:46,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89240 states. [2024-12-02 14:46:46,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89240 to 70937. [2024-12-02 14:46:46,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70937 states, 70935 states have (on average 1.4673292450835271) internal successors, (104085), 70936 states have internal predecessors, (104085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70937 states to 70937 states and 104085 transitions. [2024-12-02 14:46:47,044 INFO L78 Accepts]: Start accepts. Automaton has 70937 states and 104085 transitions. Word has length 88 [2024-12-02 14:46:47,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:47,044 INFO L471 AbstractCegarLoop]: Abstraction has 70937 states and 104085 transitions. [2024-12-02 14:46:47,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:47,044 INFO L276 IsEmpty]: Start isEmpty. Operand 70937 states and 104085 transitions. [2024-12-02 14:46:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-02 14:46:47,047 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:47,047 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] [2024-12-02 14:46:47,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-12-02 14:46:47,047 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:47,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:47,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1011428193, now seen corresponding path program 1 times [2024-12-02 14:46:47,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:47,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757387085] [2024-12-02 14:46:47,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:47,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:47,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:47,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757387085] [2024-12-02 14:46:47,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757387085] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:47,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:47,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:46:47,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797404440] [2024-12-02 14:46:47,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:47,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:46:47,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:47,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:46:47,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:46:47,274 INFO L87 Difference]: Start difference. First operand 70937 states and 104085 transitions. Second operand has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:50,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:50,368 INFO L93 Difference]: Finished difference Result 175010 states and 256637 transitions. [2024-12-02 14:46:50,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:46:50,368 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-12-02 14:46:50,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:50,513 INFO L225 Difference]: With dead ends: 175010 [2024-12-02 14:46:50,513 INFO L226 Difference]: Without dead ends: 174700 [2024-12-02 14:46:50,536 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:46:50,536 INFO L435 NwaCegarLoop]: 1401 mSDtfsCounter, 11330 mSDsluCounter, 4633 mSDsCounter, 0 mSdLazyCounter, 6214 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11330 SdHoareTripleChecker+Valid, 6034 SdHoareTripleChecker+Invalid, 6247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 6214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:50,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11330 Valid, 6034 Invalid, 6247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 6214 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:46:50,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174700 states. [2024-12-02 14:46:51,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174700 to 70923. [2024-12-02 14:46:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70923 states, 70921 states have (on average 1.4673650963748397) internal successors, (104067), 70922 states have internal predecessors, (104067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:51,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70923 states to 70923 states and 104067 transitions. [2024-12-02 14:46:51,636 INFO L78 Accepts]: Start accepts. Automaton has 70923 states and 104067 transitions. Word has length 88 [2024-12-02 14:46:51,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:51,636 INFO L471 AbstractCegarLoop]: Abstraction has 70923 states and 104067 transitions. [2024-12-02 14:46:51,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 70923 states and 104067 transitions. [2024-12-02 14:46:51,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:46:51,639 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:51,639 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] [2024-12-02 14:46:51,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-12-02 14:46:51,639 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:51,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:51,640 INFO L85 PathProgramCache]: Analyzing trace with hash 341187774, now seen corresponding path program 1 times [2024-12-02 14:46:51,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:51,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740298662] [2024-12-02 14:46:51,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:51,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:51,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:51,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740298662] [2024-12-02 14:46:51,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740298662] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:51,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:51,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:46:51,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236371481] [2024-12-02 14:46:51,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:51,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:46:51,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:51,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:46:51,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:46:51,843 INFO L87 Difference]: Start difference. First operand 70923 states and 104067 transitions. Second operand has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:54,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:54,751 INFO L93 Difference]: Finished difference Result 90571 states and 131951 transitions. [2024-12-02 14:46:54,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:46:54,752 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:46:54,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:54,823 INFO L225 Difference]: With dead ends: 90571 [2024-12-02 14:46:54,823 INFO L226 Difference]: Without dead ends: 90270 [2024-12-02 14:46:54,841 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:46:54,841 INFO L435 NwaCegarLoop]: 1367 mSDtfsCounter, 13338 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 5693 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13338 SdHoareTripleChecker+Valid, 5725 SdHoareTripleChecker+Invalid, 5721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:54,841 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13338 Valid, 5725 Invalid, 5721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5693 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:46:54,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90270 states. [2024-12-02 14:46:55,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90270 to 70918. [2024-12-02 14:46:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70918 states, 70916 states have (on average 1.4673839472051442) internal successors, (104061), 70917 states have internal predecessors, (104061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70918 states to 70918 states and 104061 transitions. [2024-12-02 14:46:55,725 INFO L78 Accepts]: Start accepts. Automaton has 70918 states and 104061 transitions. Word has length 89 [2024-12-02 14:46:55,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:55,725 INFO L471 AbstractCegarLoop]: Abstraction has 70918 states and 104061 transitions. [2024-12-02 14:46:55,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 70918 states and 104061 transitions. [2024-12-02 14:46:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:46:55,728 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:55,728 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] [2024-12-02 14:46:55,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-12-02 14:46:55,729 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:55,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:55,729 INFO L85 PathProgramCache]: Analyzing trace with hash -944709917, now seen corresponding path program 1 times [2024-12-02 14:46:55,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:55,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886170213] [2024-12-02 14:46:55,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:55,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:46:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:46:55,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:46:55,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886170213] [2024-12-02 14:46:55,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886170213] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:46:55,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:46:55,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:46:55,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356189391] [2024-12-02 14:46:55,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:46:55,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:46:55,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:46:55,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:46:55,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:46:55,903 INFO L87 Difference]: Start difference. First operand 70918 states and 104061 transitions. Second operand has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:58,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:46:58,508 INFO L93 Difference]: Finished difference Result 90566 states and 131945 transitions. [2024-12-02 14:46:58,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:46:58,508 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:46:58,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:46:58,580 INFO L225 Difference]: With dead ends: 90566 [2024-12-02 14:46:58,580 INFO L226 Difference]: Without dead ends: 90265 [2024-12-02 14:46:58,598 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:46:58,598 INFO L435 NwaCegarLoop]: 1367 mSDtfsCounter, 6479 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 5689 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6479 SdHoareTripleChecker+Valid, 5725 SdHoareTripleChecker+Invalid, 5716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 5689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:46:58,598 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6479 Valid, 5725 Invalid, 5716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 5689 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 14:46:58,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90265 states. [2024-12-02 14:46:59,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90265 to 70913. [2024-12-02 14:46:59,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70913 states, 70911 states have (on average 1.4674028006938276) internal successors, (104055), 70912 states have internal predecessors, (104055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:59,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70913 states to 70913 states and 104055 transitions. [2024-12-02 14:46:59,762 INFO L78 Accepts]: Start accepts. Automaton has 70913 states and 104055 transitions. Word has length 89 [2024-12-02 14:46:59,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:46:59,762 INFO L471 AbstractCegarLoop]: Abstraction has 70913 states and 104055 transitions. [2024-12-02 14:46:59,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:46:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 70913 states and 104055 transitions. [2024-12-02 14:46:59,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:46:59,768 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:46:59,768 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] [2024-12-02 14:46:59,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-12-02 14:46:59,768 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:46:59,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:46:59,768 INFO L85 PathProgramCache]: Analyzing trace with hash -2100138569, now seen corresponding path program 1 times [2024-12-02 14:46:59,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:46:59,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989454188] [2024-12-02 14:46:59,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:46:59,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:46:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:00,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:00,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:00,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989454188] [2024-12-02 14:47:00,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989454188] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:00,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:00,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:47:00,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690460020] [2024-12-02 14:47:00,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:00,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:00,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:00,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:00,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:00,374 INFO L87 Difference]: Start difference. First operand 70913 states and 104055 transitions. Second operand has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:02,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:02,534 INFO L93 Difference]: Finished difference Result 89493 states and 131065 transitions. [2024-12-02 14:47:02,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:47:02,535 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:47:02,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:02,609 INFO L225 Difference]: With dead ends: 89493 [2024-12-02 14:47:02,609 INFO L226 Difference]: Without dead ends: 89169 [2024-12-02 14:47:02,627 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:47:02,627 INFO L435 NwaCegarLoop]: 2728 mSDtfsCounter, 11275 mSDsluCounter, 18489 mSDsCounter, 0 mSdLazyCounter, 2813 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11275 SdHoareTripleChecker+Valid, 21217 SdHoareTripleChecker+Invalid, 2832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:02,627 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11275 Valid, 21217 Invalid, 2832 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 2813 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 14:47:02,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89169 states. [2024-12-02 14:47:03,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89169 to 70885. [2024-12-02 14:47:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70885 states, 70884 states have (on average 1.467482083403871) internal successors, (104021), 70884 states have internal predecessors, (104021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70885 states to 70885 states and 104021 transitions. [2024-12-02 14:47:03,455 INFO L78 Accepts]: Start accepts. Automaton has 70885 states and 104021 transitions. Word has length 89 [2024-12-02 14:47:03,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:03,455 INFO L471 AbstractCegarLoop]: Abstraction has 70885 states and 104021 transitions. [2024-12-02 14:47:03,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:03,455 INFO L276 IsEmpty]: Start isEmpty. Operand 70885 states and 104021 transitions. [2024-12-02 14:47:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:47:03,459 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:03,459 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] [2024-12-02 14:47:03,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-12-02 14:47:03,459 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:03,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:03,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1474897774, now seen corresponding path program 1 times [2024-12-02 14:47:03,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:03,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155397369] [2024-12-02 14:47:03,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:03,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:04,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:04,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:04,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155397369] [2024-12-02 14:47:04,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155397369] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:04,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:04,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:47:04,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062907982] [2024-12-02 14:47:04,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:04,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:04,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:04,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:04,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:04,083 INFO L87 Difference]: Start difference. First operand 70885 states and 104021 transitions. Second operand has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:06,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:06,458 INFO L93 Difference]: Finished difference Result 153645 states and 224989 transitions. [2024-12-02 14:47:06,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 14:47:06,458 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:47:06,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:06,583 INFO L225 Difference]: With dead ends: 153645 [2024-12-02 14:47:06,583 INFO L226 Difference]: Without dead ends: 153307 [2024-12-02 14:47:06,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:47:06,601 INFO L435 NwaCegarLoop]: 2664 mSDtfsCounter, 19461 mSDsluCounter, 12084 mSDsCounter, 0 mSdLazyCounter, 2421 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19461 SdHoareTripleChecker+Valid, 14748 SdHoareTripleChecker+Invalid, 2428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:06,601 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19461 Valid, 14748 Invalid, 2428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2421 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 14:47:06,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153307 states. [2024-12-02 14:47:07,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153307 to 70843. [2024-12-02 14:47:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70843 states, 70842 states have (on average 1.4676321955901865) internal successors, (103970), 70842 states have internal predecessors, (103970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70843 states to 70843 states and 103970 transitions. [2024-12-02 14:47:07,631 INFO L78 Accepts]: Start accepts. Automaton has 70843 states and 103970 transitions. Word has length 89 [2024-12-02 14:47:07,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:07,631 INFO L471 AbstractCegarLoop]: Abstraction has 70843 states and 103970 transitions. [2024-12-02 14:47:07,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 70843 states and 103970 transitions. [2024-12-02 14:47:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:47:07,634 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:07,634 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] [2024-12-02 14:47:07,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-12-02 14:47:07,635 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:07,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:07,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1539945483, now seen corresponding path program 1 times [2024-12-02 14:47:07,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:07,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168390960] [2024-12-02 14:47:07,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:07,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:08,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:08,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:08,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168390960] [2024-12-02 14:47:08,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168390960] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:08,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:08,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:47:08,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026488487] [2024-12-02 14:47:08,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:08,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:08,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:08,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:08,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:08,063 INFO L87 Difference]: Start difference. First operand 70843 states and 103970 transitions. Second operand has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:10,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:10,165 INFO L93 Difference]: Finished difference Result 89406 states and 130960 transitions. [2024-12-02 14:47:10,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 14:47:10,166 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:47:10,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:10,236 INFO L225 Difference]: With dead ends: 89406 [2024-12-02 14:47:10,236 INFO L226 Difference]: Without dead ends: 89093 [2024-12-02 14:47:10,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=458, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:47:10,253 INFO L435 NwaCegarLoop]: 2664 mSDtfsCounter, 11063 mSDsluCounter, 18056 mSDsCounter, 0 mSdLazyCounter, 2768 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11063 SdHoareTripleChecker+Valid, 20720 SdHoareTripleChecker+Invalid, 2787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:10,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11063 Valid, 20720 Invalid, 2787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2768 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 14:47:10,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89093 states. [2024-12-02 14:47:10,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89093 to 70826. [2024-12-02 14:47:10,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70826 states, 70825 states have (on average 1.4676879632897988) internal successors, (103949), 70825 states have internal predecessors, (103949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70826 states to 70826 states and 103949 transitions. [2024-12-02 14:47:11,060 INFO L78 Accepts]: Start accepts. Automaton has 70826 states and 103949 transitions. Word has length 89 [2024-12-02 14:47:11,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:11,060 INFO L471 AbstractCegarLoop]: Abstraction has 70826 states and 103949 transitions. [2024-12-02 14:47:11,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 70826 states and 103949 transitions. [2024-12-02 14:47:11,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:47:11,064 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:11,064 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] [2024-12-02 14:47:11,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-12-02 14:47:11,064 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:11,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:11,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1302939229, now seen corresponding path program 1 times [2024-12-02 14:47:11,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:11,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409482400] [2024-12-02 14:47:11,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:11,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:11,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:11,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409482400] [2024-12-02 14:47:11,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409482400] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:11,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:11,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:47:11,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103020199] [2024-12-02 14:47:11,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:11,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:11,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:11,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:11,474 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:11,474 INFO L87 Difference]: Start difference. First operand 70826 states and 103949 transitions. Second operand has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:13,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:13,637 INFO L93 Difference]: Finished difference Result 213972 states and 313919 transitions. [2024-12-02 14:47:13,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 14:47:13,637 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:47:13,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:13,880 INFO L225 Difference]: With dead ends: 213972 [2024-12-02 14:47:13,880 INFO L226 Difference]: Without dead ends: 213665 [2024-12-02 14:47:13,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=163, Invalid=437, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:47:13,925 INFO L435 NwaCegarLoop]: 2420 mSDtfsCounter, 13203 mSDsluCounter, 14374 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13203 SdHoareTripleChecker+Valid, 16794 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:13,925 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13203 Valid, 16794 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 14:47:14,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213665 states. [2024-12-02 14:47:15,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213665 to 70815. [2024-12-02 14:47:15,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70815 states, 70814 states have (on average 1.4677041263027084) internal successors, (103934), 70814 states have internal predecessors, (103934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70815 states to 70815 states and 103934 transitions. [2024-12-02 14:47:15,424 INFO L78 Accepts]: Start accepts. Automaton has 70815 states and 103934 transitions. Word has length 89 [2024-12-02 14:47:15,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:15,424 INFO L471 AbstractCegarLoop]: Abstraction has 70815 states and 103934 transitions. [2024-12-02 14:47:15,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:15,424 INFO L276 IsEmpty]: Start isEmpty. Operand 70815 states and 103934 transitions. [2024-12-02 14:47:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 14:47:15,428 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:15,428 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] [2024-12-02 14:47:15,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-12-02 14:47:15,428 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:15,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:15,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1228095349, now seen corresponding path program 1 times [2024-12-02 14:47:15,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:15,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902338297] [2024-12-02 14:47:15,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:16,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:16,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902338297] [2024-12-02 14:47:16,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902338297] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:16,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:16,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:47:16,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815242834] [2024-12-02 14:47:16,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:16,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:16,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:16,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:16,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:16,062 INFO L87 Difference]: Start difference. First operand 70815 states and 103934 transitions. Second operand has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:18,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:18,418 INFO L93 Difference]: Finished difference Result 153519 states and 224838 transitions. [2024-12-02 14:47:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 14:47:18,419 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-12-02 14:47:18,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:18,545 INFO L225 Difference]: With dead ends: 153519 [2024-12-02 14:47:18,545 INFO L226 Difference]: Without dead ends: 153191 [2024-12-02 14:47:18,571 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:47:18,571 INFO L435 NwaCegarLoop]: 2565 mSDtfsCounter, 13338 mSDsluCounter, 15171 mSDsCounter, 0 mSdLazyCounter, 2777 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13338 SdHoareTripleChecker+Valid, 17736 SdHoareTripleChecker+Invalid, 2782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:18,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13338 Valid, 17736 Invalid, 2782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2777 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 14:47:18,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153191 states. [2024-12-02 14:47:19,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153191 to 70783. [2024-12-02 14:47:19,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.467802548670566) internal successors, (103894), 70782 states have internal predecessors, (103894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:19,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103894 transitions. [2024-12-02 14:47:19,695 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103894 transitions. Word has length 89 [2024-12-02 14:47:19,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:19,695 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103894 transitions. [2024-12-02 14:47:19,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.846153846153846) internal successors, (89), 13 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:19,695 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103894 transitions. [2024-12-02 14:47:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:19,699 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:19,699 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] [2024-12-02 14:47:19,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-12-02 14:47:19,699 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:19,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:19,699 INFO L85 PathProgramCache]: Analyzing trace with hash -207160219, now seen corresponding path program 1 times [2024-12-02 14:47:19,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:19,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440708997] [2024-12-02 14:47:19,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:19,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:20,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:20,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:20,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440708997] [2024-12-02 14:47:20,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440708997] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:20,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:20,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 14:47:20,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221532380] [2024-12-02 14:47:20,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:20,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:20,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:20,050 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:20,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:20,051 INFO L87 Difference]: Start difference. First operand 70783 states and 103894 transitions. Second operand has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:25,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:25,990 INFO L93 Difference]: Finished difference Result 226403 states and 330333 transitions. [2024-12-02 14:47:25,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 14:47:25,991 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:25,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:26,191 INFO L225 Difference]: With dead ends: 226403 [2024-12-02 14:47:26,191 INFO L226 Difference]: Without dead ends: 226247 [2024-12-02 14:47:26,219 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=277, Invalid=779, Unknown=0, NotChecked=0, Total=1056 [2024-12-02 14:47:26,219 INFO L435 NwaCegarLoop]: 1409 mSDtfsCounter, 18191 mSDsluCounter, 8023 mSDsCounter, 0 mSdLazyCounter, 10287 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18191 SdHoareTripleChecker+Valid, 9432 SdHoareTripleChecker+Invalid, 10604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 10287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:26,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18191 Valid, 9432 Invalid, 10604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 10287 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-12-02 14:47:26,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226247 states. [2024-12-02 14:47:27,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226247 to 70783. [2024-12-02 14:47:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.4677884207849454) internal successors, (103893), 70782 states have internal predecessors, (103893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:27,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103893 transitions. [2024-12-02 14:47:27,839 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103893 transitions. Word has length 90 [2024-12-02 14:47:27,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:27,839 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103893 transitions. [2024-12-02 14:47:27,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:27,839 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103893 transitions. [2024-12-02 14:47:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:27,845 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:27,845 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] [2024-12-02 14:47:27,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-12-02 14:47:27,845 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:27,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:27,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1475721593, now seen corresponding path program 1 times [2024-12-02 14:47:27,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:27,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104042946] [2024-12-02 14:47:27,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:27,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:28,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:28,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:28,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104042946] [2024-12-02 14:47:28,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104042946] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:28,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:28,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:28,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107459192] [2024-12-02 14:47:28,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:28,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:28,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:28,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:28,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:28,186 INFO L87 Difference]: Start difference. First operand 70783 states and 103893 transitions. Second operand has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:31,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:31,047 INFO L93 Difference]: Finished difference Result 90290 states and 131537 transitions. [2024-12-02 14:47:31,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:47:31,048 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:31,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:31,271 INFO L225 Difference]: With dead ends: 90290 [2024-12-02 14:47:31,272 INFO L226 Difference]: Without dead ends: 90186 [2024-12-02 14:47:31,278 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:47:31,279 INFO L435 NwaCegarLoop]: 1371 mSDtfsCounter, 11938 mSDsluCounter, 4321 mSDsCounter, 0 mSdLazyCounter, 5874 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11938 SdHoareTripleChecker+Valid, 5692 SdHoareTripleChecker+Invalid, 5906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 5874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:31,279 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11938 Valid, 5692 Invalid, 5906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 5874 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:47:31,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90186 states. [2024-12-02 14:47:31,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90186 to 70783. [2024-12-02 14:47:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.4677742928993247) internal successors, (103892), 70782 states have internal predecessors, (103892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:31,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103892 transitions. [2024-12-02 14:47:31,948 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103892 transitions. Word has length 90 [2024-12-02 14:47:31,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:31,948 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103892 transitions. [2024-12-02 14:47:31,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103892 transitions. [2024-12-02 14:47:31,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:31,954 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:31,954 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] [2024-12-02 14:47:31,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-12-02 14:47:31,954 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:31,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:31,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1693142975, now seen corresponding path program 1 times [2024-12-02 14:47:31,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:31,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929916493] [2024-12-02 14:47:31,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:31,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:32,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:32,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:32,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929916493] [2024-12-02 14:47:32,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929916493] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:32,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:32,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:32,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277571115] [2024-12-02 14:47:32,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:32,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:32,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:32,254 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:32,254 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:32,254 INFO L87 Difference]: Start difference. First operand 70783 states and 103892 transitions. Second operand has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:34,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:34,892 INFO L93 Difference]: Finished difference Result 90208 states and 131464 transitions. [2024-12-02 14:47:34,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:47:34,892 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:34,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:34,972 INFO L225 Difference]: With dead ends: 90208 [2024-12-02 14:47:34,972 INFO L226 Difference]: Without dead ends: 90122 [2024-12-02 14:47:34,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:47:34,990 INFO L435 NwaCegarLoop]: 1301 mSDtfsCounter, 9365 mSDsluCounter, 4139 mSDsCounter, 0 mSdLazyCounter, 5394 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9365 SdHoareTripleChecker+Valid, 5440 SdHoareTripleChecker+Invalid, 5421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 5394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:34,990 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9365 Valid, 5440 Invalid, 5421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 5394 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 14:47:35,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90122 states. [2024-12-02 14:47:35,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90122 to 70783. [2024-12-02 14:47:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.467760165013704) internal successors, (103891), 70782 states have internal predecessors, (103891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:35,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103891 transitions. [2024-12-02 14:47:35,798 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103891 transitions. Word has length 90 [2024-12-02 14:47:35,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:35,798 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103891 transitions. [2024-12-02 14:47:35,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:35,798 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103891 transitions. [2024-12-02 14:47:35,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:35,802 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:35,802 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:47:35,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-12-02 14:47:35,802 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:35,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:35,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1509914303, now seen corresponding path program 1 times [2024-12-02 14:47:35,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:35,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434241927] [2024-12-02 14:47:35,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:35,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:35,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:35,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:35,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434241927] [2024-12-02 14:47:35,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434241927] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:35,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:35,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:35,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721281585] [2024-12-02 14:47:35,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:35,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:35,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:35,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:35,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:35,981 INFO L87 Difference]: Start difference. First operand 70783 states and 103891 transitions. Second operand has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:38,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:38,610 INFO L93 Difference]: Finished difference Result 90290 states and 131535 transitions. [2024-12-02 14:47:38,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:47:38,611 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:38,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:38,683 INFO L225 Difference]: With dead ends: 90290 [2024-12-02 14:47:38,683 INFO L226 Difference]: Without dead ends: 90186 [2024-12-02 14:47:38,701 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:47:38,701 INFO L435 NwaCegarLoop]: 1372 mSDtfsCounter, 5825 mSDsluCounter, 4320 mSDsCounter, 0 mSdLazyCounter, 5873 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5825 SdHoareTripleChecker+Valid, 5692 SdHoareTripleChecker+Invalid, 5904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:38,701 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5825 Valid, 5692 Invalid, 5904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5873 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 14:47:38,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90186 states. [2024-12-02 14:47:39,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90186 to 70783. [2024-12-02 14:47:39,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.4677460371280835) internal successors, (103890), 70782 states have internal predecessors, (103890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:39,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103890 transitions. [2024-12-02 14:47:39,486 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103890 transitions. Word has length 90 [2024-12-02 14:47:39,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:39,486 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103890 transitions. [2024-12-02 14:47:39,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103890 transitions. [2024-12-02 14:47:39,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:39,491 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:39,491 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] [2024-12-02 14:47:39,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-12-02 14:47:39,491 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:39,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:39,491 INFO L85 PathProgramCache]: Analyzing trace with hash -887961118, now seen corresponding path program 1 times [2024-12-02 14:47:39,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:39,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190745525] [2024-12-02 14:47:39,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:39,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:39,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190745525] [2024-12-02 14:47:39,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190745525] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:39,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:39,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:39,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060898854] [2024-12-02 14:47:39,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:39,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:39,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:39,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:39,716 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:39,716 INFO L87 Difference]: Start difference. First operand 70783 states and 103890 transitions. Second operand has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:42,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:42,750 INFO L93 Difference]: Finished difference Result 174562 states and 256071 transitions. [2024-12-02 14:47:42,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:47:42,751 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:42,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:42,892 INFO L225 Difference]: With dead ends: 174562 [2024-12-02 14:47:42,893 INFO L226 Difference]: Without dead ends: 174476 [2024-12-02 14:47:42,917 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:47:42,917 INFO L435 NwaCegarLoop]: 1330 mSDtfsCounter, 8726 mSDsluCounter, 4880 mSDsCounter, 0 mSdLazyCounter, 6019 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8726 SdHoareTripleChecker+Valid, 6210 SdHoareTripleChecker+Invalid, 6047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 6019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:42,917 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8726 Valid, 6210 Invalid, 6047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 6019 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 14:47:42,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174476 states. [2024-12-02 14:47:43,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174476 to 70783. [2024-12-02 14:47:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.4677319092424628) internal successors, (103889), 70782 states have internal predecessors, (103889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:44,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103889 transitions. [2024-12-02 14:47:44,103 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103889 transitions. Word has length 90 [2024-12-02 14:47:44,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:44,104 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103889 transitions. [2024-12-02 14:47:44,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103889 transitions. [2024-12-02 14:47:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:44,108 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:44,108 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] [2024-12-02 14:47:44,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-12-02 14:47:44,108 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:44,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:44,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1220718749, now seen corresponding path program 1 times [2024-12-02 14:47:44,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:44,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799019964] [2024-12-02 14:47:44,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:44,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:44,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:44,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:44,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799019964] [2024-12-02 14:47:44,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799019964] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:44,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:44,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:44,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143257164] [2024-12-02 14:47:44,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:44,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:44,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:44,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:44,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:44,487 INFO L87 Difference]: Start difference. First operand 70783 states and 103889 transitions. Second operand has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:47,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:47,601 INFO L93 Difference]: Finished difference Result 174562 states and 256070 transitions. [2024-12-02 14:47:47,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 14:47:47,602 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:47,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:47,769 INFO L225 Difference]: With dead ends: 174562 [2024-12-02 14:47:47,769 INFO L226 Difference]: Without dead ends: 174476 [2024-12-02 14:47:47,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2024-12-02 14:47:47,804 INFO L435 NwaCegarLoop]: 1323 mSDtfsCounter, 8727 mSDsluCounter, 5317 mSDsCounter, 0 mSdLazyCounter, 6456 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8727 SdHoareTripleChecker+Valid, 6640 SdHoareTripleChecker+Invalid, 6484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 6456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:47,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8727 Valid, 6640 Invalid, 6484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 6456 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:47:47,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174476 states. [2024-12-02 14:47:49,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174476 to 70783. [2024-12-02 14:47:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70783 states, 70782 states have (on average 1.467717781356842) internal successors, (103888), 70782 states have internal predecessors, (103888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70783 states to 70783 states and 103888 transitions. [2024-12-02 14:47:49,431 INFO L78 Accepts]: Start accepts. Automaton has 70783 states and 103888 transitions. Word has length 90 [2024-12-02 14:47:49,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:49,431 INFO L471 AbstractCegarLoop]: Abstraction has 70783 states and 103888 transitions. [2024-12-02 14:47:49,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.0) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 70783 states and 103888 transitions. [2024-12-02 14:47:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:49,435 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:49,435 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] [2024-12-02 14:47:49,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-12-02 14:47:49,435 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:49,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:49,436 INFO L85 PathProgramCache]: Analyzing trace with hash 102528329, now seen corresponding path program 1 times [2024-12-02 14:47:49,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:49,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127656612] [2024-12-02 14:47:49,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:49,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:49,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:49,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127656612] [2024-12-02 14:47:49,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127656612] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:49,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:49,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 14:47:49,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065521405] [2024-12-02 14:47:49,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:49,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:47:49,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:49,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:47:49,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:47:49,897 INFO L87 Difference]: Start difference. First operand 70783 states and 103888 transitions. Second operand has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:52,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:52,011 INFO L93 Difference]: Finished difference Result 89303 states and 130823 transitions. [2024-12-02 14:47:52,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 14:47:52,011 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:52,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:52,098 INFO L225 Difference]: With dead ends: 89303 [2024-12-02 14:47:52,098 INFO L226 Difference]: Without dead ends: 88975 [2024-12-02 14:47:52,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=142, Invalid=458, Unknown=0, NotChecked=0, Total=600 [2024-12-02 14:47:52,118 INFO L435 NwaCegarLoop]: 2525 mSDtfsCounter, 10706 mSDsluCounter, 14596 mSDsCounter, 0 mSdLazyCounter, 2433 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10706 SdHoareTripleChecker+Valid, 17121 SdHoareTripleChecker+Invalid, 2452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:52,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10706 Valid, 17121 Invalid, 2452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2433 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 14:47:52,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88975 states. [2024-12-02 14:47:52,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88975 to 70751. [2024-12-02 14:47:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70751 states, 70750 states have (on average 1.4678586572438161) internal successors, (103851), 70750 states have internal predecessors, (103851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70751 states to 70751 states and 103851 transitions. [2024-12-02 14:47:53,300 INFO L78 Accepts]: Start accepts. Automaton has 70751 states and 103851 transitions. Word has length 90 [2024-12-02 14:47:53,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:53,300 INFO L471 AbstractCegarLoop]: Abstraction has 70751 states and 103851 transitions. [2024-12-02 14:47:53,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 70751 states and 103851 transitions. [2024-12-02 14:47:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-02 14:47:53,304 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:53,304 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] [2024-12-02 14:47:53,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-12-02 14:47:53,304 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:53,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:53,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1164739303, now seen corresponding path program 1 times [2024-12-02 14:47:53,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:53,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603995188] [2024-12-02 14:47:53,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:53,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:53,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:53,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603995188] [2024-12-02 14:47:53,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603995188] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:53,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:53,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 14:47:53,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324559605] [2024-12-02 14:47:53,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:53,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:47:53,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:53,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:47:53,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 14:47:53,684 INFO L87 Difference]: Start difference. First operand 70751 states and 103851 transitions. Second operand has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:55,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:55,203 INFO L93 Difference]: Finished difference Result 122167 states and 179228 transitions. [2024-12-02 14:47:55,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:47:55,203 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2024-12-02 14:47:55,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:55,426 INFO L225 Difference]: With dead ends: 122167 [2024-12-02 14:47:55,426 INFO L226 Difference]: Without dead ends: 121863 [2024-12-02 14:47:55,441 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-12-02 14:47:55,441 INFO L435 NwaCegarLoop]: 2490 mSDtfsCounter, 11197 mSDsluCounter, 14214 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11197 SdHoareTripleChecker+Valid, 16704 SdHoareTripleChecker+Invalid, 1925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:55,442 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11197 Valid, 16704 Invalid, 1925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 14:47:55,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121863 states. [2024-12-02 14:47:56,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121863 to 70743. [2024-12-02 14:47:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70743 states, 70742 states have (on average 1.467897430098103) internal successors, (103842), 70742 states have internal predecessors, (103842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:56,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70743 states to 70743 states and 103842 transitions. [2024-12-02 14:47:56,218 INFO L78 Accepts]: Start accepts. Automaton has 70743 states and 103842 transitions. Word has length 90 [2024-12-02 14:47:56,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:56,218 INFO L471 AbstractCegarLoop]: Abstraction has 70743 states and 103842 transitions. [2024-12-02 14:47:56,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:56,218 INFO L276 IsEmpty]: Start isEmpty. Operand 70743 states and 103842 transitions. [2024-12-02 14:47:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-02 14:47:56,223 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:56,223 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] [2024-12-02 14:47:56,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-12-02 14:47:56,223 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:56,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:56,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1777401530, now seen corresponding path program 1 times [2024-12-02 14:47:56,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:56,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081499271] [2024-12-02 14:47:56,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:56,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:56,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:56,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081499271] [2024-12-02 14:47:56,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081499271] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:56,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:56,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:56,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497167658] [2024-12-02 14:47:56,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:56,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:56,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:56,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:56,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:56,491 INFO L87 Difference]: Start difference. First operand 70743 states and 103842 transitions. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 8 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) [2024-12-02 14:47:58,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:47:58,869 INFO L93 Difference]: Finished difference Result 90040 states and 131261 transitions. [2024-12-02 14:47:58,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:47:58,869 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 8 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 [2024-12-02 14:47:58,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:47:58,940 INFO L225 Difference]: With dead ends: 90040 [2024-12-02 14:47:58,941 INFO L226 Difference]: Without dead ends: 89963 [2024-12-02 14:47:58,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:47:58,959 INFO L435 NwaCegarLoop]: 1263 mSDtfsCounter, 9170 mSDsluCounter, 3943 mSDsCounter, 0 mSdLazyCounter, 5069 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9170 SdHoareTripleChecker+Valid, 5206 SdHoareTripleChecker+Invalid, 5100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:47:58,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9170 Valid, 5206 Invalid, 5100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5069 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 14:47:58,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89963 states. [2024-12-02 14:47:59,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89963 to 70743. [2024-12-02 14:47:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70743 states, 70742 states have (on average 1.4678832942240818) internal successors, (103841), 70742 states have internal predecessors, (103841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:47:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70743 states to 70743 states and 103841 transitions. [2024-12-02 14:47:59,726 INFO L78 Accepts]: Start accepts. Automaton has 70743 states and 103841 transitions. Word has length 91 [2024-12-02 14:47:59,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:47:59,726 INFO L471 AbstractCegarLoop]: Abstraction has 70743 states and 103841 transitions. [2024-12-02 14:47:59,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 8 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) [2024-12-02 14:47:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 70743 states and 103841 transitions. [2024-12-02 14:47:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:47:59,731 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:47:59,731 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, 1] [2024-12-02 14:47:59,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-12-02 14:47:59,731 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:47:59,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:47:59,731 INFO L85 PathProgramCache]: Analyzing trace with hash -371451564, now seen corresponding path program 1 times [2024-12-02 14:47:59,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:47:59,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114473928] [2024-12-02 14:47:59,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:47:59,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:47:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:47:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:47:59,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:47:59,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114473928] [2024-12-02 14:47:59,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114473928] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:47:59,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:47:59,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:47:59,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335774782] [2024-12-02 14:47:59,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:47:59,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:47:59,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:47:59,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:47:59,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:47:59,914 INFO L87 Difference]: Start difference. First operand 70743 states and 103841 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:02,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:02,465 INFO L93 Difference]: Finished difference Result 90261 states and 131499 transitions. [2024-12-02 14:48:02,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:48:02,466 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:02,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:02,539 INFO L225 Difference]: With dead ends: 90261 [2024-12-02 14:48:02,540 INFO L226 Difference]: Without dead ends: 90138 [2024-12-02 14:48:02,558 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:02,558 INFO L435 NwaCegarLoop]: 1357 mSDtfsCounter, 5737 mSDsluCounter, 4273 mSDsCounter, 0 mSdLazyCounter, 5709 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5737 SdHoareTripleChecker+Valid, 5630 SdHoareTripleChecker+Invalid, 5740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:02,558 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5737 Valid, 5630 Invalid, 5740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5709 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 14:48:02,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90138 states. [2024-12-02 14:48:03,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90138 to 70743. [2024-12-02 14:48:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70743 states, 70742 states have (on average 1.4678691583500607) internal successors, (103840), 70742 states have internal predecessors, (103840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70743 states to 70743 states and 103840 transitions. [2024-12-02 14:48:03,369 INFO L78 Accepts]: Start accepts. Automaton has 70743 states and 103840 transitions. Word has length 93 [2024-12-02 14:48:03,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:03,369 INFO L471 AbstractCegarLoop]: Abstraction has 70743 states and 103840 transitions. [2024-12-02 14:48:03,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 70743 states and 103840 transitions. [2024-12-02 14:48:03,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:03,374 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:03,374 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, 1] [2024-12-02 14:48:03,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-12-02 14:48:03,374 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:03,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:03,375 INFO L85 PathProgramCache]: Analyzing trace with hash -462892436, now seen corresponding path program 1 times [2024-12-02 14:48:03,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:03,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139270830] [2024-12-02 14:48:03,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:03,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:03,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:03,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:03,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139270830] [2024-12-02 14:48:03,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139270830] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:03,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:03,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:03,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494773212] [2024-12-02 14:48:03,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:03,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:03,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:03,606 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:03,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:03,606 INFO L87 Difference]: Start difference. First operand 70743 states and 103840 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:06,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:06,366 INFO L93 Difference]: Finished difference Result 106040 states and 155002 transitions. [2024-12-02 14:48:06,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:48:06,366 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:06,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:06,459 INFO L225 Difference]: With dead ends: 106040 [2024-12-02 14:48:06,459 INFO L226 Difference]: Without dead ends: 105961 [2024-12-02 14:48:06,480 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 [2024-12-02 14:48:06,480 INFO L435 NwaCegarLoop]: 1263 mSDtfsCounter, 10871 mSDsluCounter, 4794 mSDsCounter, 0 mSdLazyCounter, 5730 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10871 SdHoareTripleChecker+Valid, 6057 SdHoareTripleChecker+Invalid, 5760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:06,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10871 Valid, 6057 Invalid, 5760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 5730 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 14:48:06,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105961 states. [2024-12-02 14:48:07,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105961 to 70741. [2024-12-02 14:48:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4678682499293185) internal successors, (103837), 70740 states have internal predecessors, (103837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103837 transitions. [2024-12-02 14:48:07,500 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103837 transitions. Word has length 93 [2024-12-02 14:48:07,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:07,500 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103837 transitions. [2024-12-02 14:48:07,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103837 transitions. [2024-12-02 14:48:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:07,508 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:07,508 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, 1] [2024-12-02 14:48:07,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-12-02 14:48:07,509 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:07,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:07,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1941989423, now seen corresponding path program 1 times [2024-12-02 14:48:07,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:07,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149508910] [2024-12-02 14:48:07,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:07,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:07,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:07,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149508910] [2024-12-02 14:48:07,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149508910] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:07,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:07,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:07,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271903] [2024-12-02 14:48:07,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:07,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:07,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:07,841 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:07,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:07,841 INFO L87 Difference]: Start difference. First operand 70741 states and 103837 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:10,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:10,605 INFO L93 Difference]: Finished difference Result 90150 states and 131391 transitions. [2024-12-02 14:48:10,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:48:10,606 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:10,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:10,693 INFO L225 Difference]: With dead ends: 90150 [2024-12-02 14:48:10,693 INFO L226 Difference]: Without dead ends: 90061 [2024-12-02 14:48:10,713 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:10,713 INFO L435 NwaCegarLoop]: 1352 mSDtfsCounter, 12107 mSDsluCounter, 4290 mSDsCounter, 0 mSdLazyCounter, 5394 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12107 SdHoareTripleChecker+Valid, 5642 SdHoareTripleChecker+Invalid, 5422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:10,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12107 Valid, 5642 Invalid, 5422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5394 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 14:48:10,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90061 states. [2024-12-02 14:48:11,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90061 to 70741. [2024-12-02 14:48:11,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4678541136556404) internal successors, (103836), 70740 states have internal predecessors, (103836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103836 transitions. [2024-12-02 14:48:11,790 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103836 transitions. Word has length 93 [2024-12-02 14:48:11,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:11,790 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103836 transitions. [2024-12-02 14:48:11,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:11,790 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103836 transitions. [2024-12-02 14:48:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:11,795 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:11,795 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, 1] [2024-12-02 14:48:11,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-12-02 14:48:11,795 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:11,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:11,796 INFO L85 PathProgramCache]: Analyzing trace with hash 34088311, now seen corresponding path program 1 times [2024-12-02 14:48:11,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:11,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247722830] [2024-12-02 14:48:11,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:11,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:11,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:11,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:11,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247722830] [2024-12-02 14:48:11,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247722830] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:11,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:11,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:11,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488415265] [2024-12-02 14:48:11,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:11,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:11,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:11,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:11,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:11,981 INFO L87 Difference]: Start difference. First operand 70741 states and 103836 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:14,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:14,447 INFO L93 Difference]: Finished difference Result 90150 states and 131390 transitions. [2024-12-02 14:48:14,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:48:14,448 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:14,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:14,521 INFO L225 Difference]: With dead ends: 90150 [2024-12-02 14:48:14,521 INFO L226 Difference]: Without dead ends: 90061 [2024-12-02 14:48:14,539 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:14,539 INFO L435 NwaCegarLoop]: 1349 mSDtfsCounter, 9009 mSDsluCounter, 4277 mSDsCounter, 0 mSdLazyCounter, 5397 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9009 SdHoareTripleChecker+Valid, 5626 SdHoareTripleChecker+Invalid, 5425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:14,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9009 Valid, 5626 Invalid, 5425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5397 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 14:48:14,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90061 states. [2024-12-02 14:48:15,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90061 to 70741. [2024-12-02 14:48:15,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4678399773819621) internal successors, (103835), 70740 states have internal predecessors, (103835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103835 transitions. [2024-12-02 14:48:15,554 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103835 transitions. Word has length 93 [2024-12-02 14:48:15,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:15,554 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103835 transitions. [2024-12-02 14:48:15,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103835 transitions. [2024-12-02 14:48:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:15,560 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:15,560 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, 1] [2024-12-02 14:48:15,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-12-02 14:48:15,560 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:15,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:15,560 INFO L85 PathProgramCache]: Analyzing trace with hash -161100302, now seen corresponding path program 1 times [2024-12-02 14:48:15,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:15,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587378034] [2024-12-02 14:48:15,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:15,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:15,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:15,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587378034] [2024-12-02 14:48:15,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587378034] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:15,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:15,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:15,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538509917] [2024-12-02 14:48:15,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:15,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:15,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:15,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:15,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:15,786 INFO L87 Difference]: Start difference. First operand 70741 states and 103835 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:18,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:18,631 INFO L93 Difference]: Finished difference Result 106040 states and 154999 transitions. [2024-12-02 14:48:18,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:48:18,631 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:18,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:18,714 INFO L225 Difference]: With dead ends: 106040 [2024-12-02 14:48:18,714 INFO L226 Difference]: Without dead ends: 105961 [2024-12-02 14:48:18,727 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:48:18,727 INFO L435 NwaCegarLoop]: 1285 mSDtfsCounter, 10821 mSDsluCounter, 4860 mSDsCounter, 0 mSdLazyCounter, 5766 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10821 SdHoareTripleChecker+Valid, 6145 SdHoareTripleChecker+Invalid, 5796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:18,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10821 Valid, 6145 Invalid, 5796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 5766 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 14:48:18,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105961 states. [2024-12-02 14:48:19,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105961 to 70741. [2024-12-02 14:48:19,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4678258411082838) internal successors, (103834), 70740 states have internal predecessors, (103834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:19,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103834 transitions. [2024-12-02 14:48:19,599 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103834 transitions. Word has length 93 [2024-12-02 14:48:19,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:19,599 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103834 transitions. [2024-12-02 14:48:19,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:19,599 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103834 transitions. [2024-12-02 14:48:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:19,604 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:19,604 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, 1] [2024-12-02 14:48:19,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-12-02 14:48:19,604 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:19,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:19,604 INFO L85 PathProgramCache]: Analyzing trace with hash 86048590, now seen corresponding path program 1 times [2024-12-02 14:48:19,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:19,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669451563] [2024-12-02 14:48:19,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:19,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:19,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:19,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:19,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669451563] [2024-12-02 14:48:19,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669451563] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:19,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:19,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:19,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58933421] [2024-12-02 14:48:19,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:19,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:19,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:19,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:19,795 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:19,795 INFO L87 Difference]: Start difference. First operand 70741 states and 103834 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:22,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:22,211 INFO L93 Difference]: Finished difference Result 90040 states and 131254 transitions. [2024-12-02 14:48:22,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:48:22,212 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:22,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:22,441 INFO L225 Difference]: With dead ends: 90040 [2024-12-02 14:48:22,441 INFO L226 Difference]: Without dead ends: 89961 [2024-12-02 14:48:22,450 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:22,450 INFO L435 NwaCegarLoop]: 1276 mSDtfsCounter, 9075 mSDsluCounter, 3981 mSDsCounter, 0 mSdLazyCounter, 5098 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9075 SdHoareTripleChecker+Valid, 5257 SdHoareTripleChecker+Invalid, 5129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:22,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9075 Valid, 5257 Invalid, 5129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5098 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 14:48:22,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89961 states. [2024-12-02 14:48:23,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89961 to 70741. [2024-12-02 14:48:23,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4678117048346055) internal successors, (103833), 70740 states have internal predecessors, (103833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103833 transitions. [2024-12-02 14:48:23,292 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103833 transitions. Word has length 93 [2024-12-02 14:48:23,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:23,292 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103833 transitions. [2024-12-02 14:48:23,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103833 transitions. [2024-12-02 14:48:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:23,298 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:23,298 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, 1] [2024-12-02 14:48:23,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-12-02 14:48:23,298 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:23,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:23,298 INFO L85 PathProgramCache]: Analyzing trace with hash 2009461034, now seen corresponding path program 1 times [2024-12-02 14:48:23,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:23,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664820530] [2024-12-02 14:48:23,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:23,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:23,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:23,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664820530] [2024-12-02 14:48:23,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664820530] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:23,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:23,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:23,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552168138] [2024-12-02 14:48:23,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:23,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:23,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:23,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:23,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:23,492 INFO L87 Difference]: Start difference. First operand 70741 states and 103833 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:26,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:26,035 INFO L93 Difference]: Finished difference Result 90150 states and 131385 transitions. [2024-12-02 14:48:26,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:48:26,036 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:26,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:26,109 INFO L225 Difference]: With dead ends: 90150 [2024-12-02 14:48:26,110 INFO L226 Difference]: Without dead ends: 90061 [2024-12-02 14:48:26,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:26,122 INFO L435 NwaCegarLoop]: 1349 mSDtfsCounter, 9882 mSDsluCounter, 4277 mSDsCounter, 0 mSdLazyCounter, 5375 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9882 SdHoareTripleChecker+Valid, 5626 SdHoareTripleChecker+Invalid, 5403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:26,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9882 Valid, 5626 Invalid, 5403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5375 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 14:48:26,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90061 states. [2024-12-02 14:48:27,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90061 to 70741. [2024-12-02 14:48:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4677975685609272) internal successors, (103832), 70740 states have internal predecessors, (103832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103832 transitions. [2024-12-02 14:48:27,335 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103832 transitions. Word has length 93 [2024-12-02 14:48:27,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:27,335 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103832 transitions. [2024-12-02 14:48:27,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103832 transitions. [2024-12-02 14:48:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:27,339 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:27,339 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, 1] [2024-12-02 14:48:27,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-12-02 14:48:27,340 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:27,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:27,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1095487472, now seen corresponding path program 1 times [2024-12-02 14:48:27,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:27,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693494582] [2024-12-02 14:48:27,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:27,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:27,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:27,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693494582] [2024-12-02 14:48:27,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693494582] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:27,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:27,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:27,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846926379] [2024-12-02 14:48:27,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:27,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:27,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:27,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:27,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:27,537 INFO L87 Difference]: Start difference. First operand 70741 states and 103832 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:30,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:30,293 INFO L93 Difference]: Finished difference Result 174394 states and 255860 transitions. [2024-12-02 14:48:30,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 14:48:30,294 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:30,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:30,433 INFO L225 Difference]: With dead ends: 174394 [2024-12-02 14:48:30,433 INFO L226 Difference]: Without dead ends: 174315 [2024-12-02 14:48:30,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:48:30,453 INFO L435 NwaCegarLoop]: 1297 mSDtfsCounter, 10906 mSDsluCounter, 4232 mSDsCounter, 0 mSdLazyCounter, 5243 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10906 SdHoareTripleChecker+Valid, 5529 SdHoareTripleChecker+Invalid, 5275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 5243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:30,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10906 Valid, 5529 Invalid, 5275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 5243 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 14:48:30,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174315 states. [2024-12-02 14:48:31,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174315 to 70741. [2024-12-02 14:48:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70741 states, 70740 states have (on average 1.4677834322872492) internal successors, (103831), 70740 states have internal predecessors, (103831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70741 states to 70741 states and 103831 transitions. [2024-12-02 14:48:31,543 INFO L78 Accepts]: Start accepts. Automaton has 70741 states and 103831 transitions. Word has length 93 [2024-12-02 14:48:31,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:31,543 INFO L471 AbstractCegarLoop]: Abstraction has 70741 states and 103831 transitions. [2024-12-02 14:48:31,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 70741 states and 103831 transitions. [2024-12-02 14:48:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:31,548 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:31,548 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, 1] [2024-12-02 14:48:31,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-12-02 14:48:31,548 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:31,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:31,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1829014180, now seen corresponding path program 1 times [2024-12-02 14:48:31,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:31,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988041802] [2024-12-02 14:48:31,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:31,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:31,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:31,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:31,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988041802] [2024-12-02 14:48:31,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988041802] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:31,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:31,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 14:48:31,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169404016] [2024-12-02 14:48:31,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:31,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:48:31,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:31,923 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:48:31,923 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 14:48:31,923 INFO L87 Difference]: Start difference. First operand 70741 states and 103831 transitions. Second operand has 12 states, 12 states have (on average 7.75) internal successors, (93), 11 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:35,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:35,788 INFO L93 Difference]: Finished difference Result 204947 states and 297849 transitions. [2024-12-02 14:48:35,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 14:48:35,789 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 11 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:35,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:35,982 INFO L225 Difference]: With dead ends: 204947 [2024-12-02 14:48:35,982 INFO L226 Difference]: Without dead ends: 204868 [2024-12-02 14:48:36,021 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=273, Invalid=719, Unknown=0, NotChecked=0, Total=992 [2024-12-02 14:48:36,022 INFO L435 NwaCegarLoop]: 1277 mSDtfsCounter, 17525 mSDsluCounter, 5080 mSDsCounter, 0 mSdLazyCounter, 6248 mSolverCounterSat, 462 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17525 SdHoareTripleChecker+Valid, 6357 SdHoareTripleChecker+Invalid, 6710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 462 IncrementalHoareTripleChecker+Valid, 6248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:36,022 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17525 Valid, 6357 Invalid, 6710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [462 Valid, 6248 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-12-02 14:48:36,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204868 states. [2024-12-02 14:48:37,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204868 to 70745. [2024-12-02 14:48:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70745 states, 70744 states have (on average 1.4677569829243469) internal successors, (103835), 70744 states have internal predecessors, (103835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70745 states to 70745 states and 103835 transitions. [2024-12-02 14:48:37,457 INFO L78 Accepts]: Start accepts. Automaton has 70745 states and 103835 transitions. Word has length 93 [2024-12-02 14:48:37,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:37,457 INFO L471 AbstractCegarLoop]: Abstraction has 70745 states and 103835 transitions. [2024-12-02 14:48:37,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 11 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:37,457 INFO L276 IsEmpty]: Start isEmpty. Operand 70745 states and 103835 transitions. [2024-12-02 14:48:37,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-02 14:48:37,462 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:37,462 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, 1] [2024-12-02 14:48:37,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-12-02 14:48:37,462 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:37,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:37,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1529687410, now seen corresponding path program 1 times [2024-12-02 14:48:37,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:37,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804664229] [2024-12-02 14:48:37,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:37,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:37,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:37,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804664229] [2024-12-02 14:48:37,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804664229] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:37,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:37,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:37,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656343849] [2024-12-02 14:48:37,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:37,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:37,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:37,656 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:37,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:37,656 INFO L87 Difference]: Start difference. First operand 70745 states and 103835 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:39,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:39,953 INFO L93 Difference]: Finished difference Result 90040 states and 131249 transitions. [2024-12-02 14:48:39,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:48:39,954 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2024-12-02 14:48:39,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:40,041 INFO L225 Difference]: With dead ends: 90040 [2024-12-02 14:48:40,041 INFO L226 Difference]: Without dead ends: 89961 [2024-12-02 14:48:40,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:40,062 INFO L435 NwaCegarLoop]: 1284 mSDtfsCounter, 5997 mSDsluCounter, 4005 mSDsCounter, 0 mSdLazyCounter, 5096 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5997 SdHoareTripleChecker+Valid, 5289 SdHoareTripleChecker+Invalid, 5126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:40,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5997 Valid, 5289 Invalid, 5126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 5096 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-12-02 14:48:40,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89961 states. [2024-12-02 14:48:40,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89961 to 70745. [2024-12-02 14:48:40,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70745 states, 70744 states have (on average 1.4677428474499605) internal successors, (103834), 70744 states have internal predecessors, (103834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70745 states to 70745 states and 103834 transitions. [2024-12-02 14:48:41,151 INFO L78 Accepts]: Start accepts. Automaton has 70745 states and 103834 transitions. Word has length 93 [2024-12-02 14:48:41,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:41,151 INFO L471 AbstractCegarLoop]: Abstraction has 70745 states and 103834 transitions. [2024-12-02 14:48:41,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 70745 states and 103834 transitions. [2024-12-02 14:48:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-02 14:48:41,155 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:41,155 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, 1, 1] [2024-12-02 14:48:41,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-12-02 14:48:41,155 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:41,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:41,156 INFO L85 PathProgramCache]: Analyzing trace with hash -826081316, now seen corresponding path program 1 times [2024-12-02 14:48:41,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:41,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105101580] [2024-12-02 14:48:41,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:41,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:41,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:41,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105101580] [2024-12-02 14:48:41,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105101580] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:41,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:41,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 14:48:41,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72146027] [2024-12-02 14:48:41,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:41,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 14:48:41,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:41,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 14:48:41,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:48:41,266 INFO L87 Difference]: Start difference. First operand 70745 states and 103834 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:42,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:42,128 INFO L93 Difference]: Finished difference Result 311942 states and 459201 transitions. [2024-12-02 14:48:42,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 14:48:42,128 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-12-02 14:48:42,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:42,374 INFO L225 Difference]: With dead ends: 311942 [2024-12-02 14:48:42,374 INFO L226 Difference]: Without dead ends: 244356 [2024-12-02 14:48:42,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-12-02 14:48:42,439 INFO L435 NwaCegarLoop]: 2442 mSDtfsCounter, 9927 mSDsluCounter, 3725 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9927 SdHoareTripleChecker+Valid, 6167 SdHoareTripleChecker+Invalid, 518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:42,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9927 Valid, 6167 Invalid, 518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 14:48:42,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244356 states. [2024-12-02 14:48:44,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244356 to 136518. [2024-12-02 14:48:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136518 states, 136517 states have (on average 1.4582725960869343) internal successors, (199079), 136517 states have internal predecessors, (199079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136518 states to 136518 states and 199079 transitions. [2024-12-02 14:48:44,968 INFO L78 Accepts]: Start accepts. Automaton has 136518 states and 199079 transitions. Word has length 94 [2024-12-02 14:48:44,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:44,968 INFO L471 AbstractCegarLoop]: Abstraction has 136518 states and 199079 transitions. [2024-12-02 14:48:44,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 136518 states and 199079 transitions. [2024-12-02 14:48:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-02 14:48:44,974 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:44,975 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, 1, 1] [2024-12-02 14:48:44,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-12-02 14:48:44,975 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:44,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:44,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1781185595, now seen corresponding path program 1 times [2024-12-02 14:48:44,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:44,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523590370] [2024-12-02 14:48:44,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:44,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:45,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:45,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:45,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523590370] [2024-12-02 14:48:45,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523590370] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:45,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:45,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:45,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873245640] [2024-12-02 14:48:45,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:45,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:45,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:45,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:45,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:45,158 INFO L87 Difference]: Start difference. First operand 136518 states and 199079 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:47,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:47,860 INFO L93 Difference]: Finished difference Result 174599 states and 252766 transitions. [2024-12-02 14:48:47,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:48:47,861 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-12-02 14:48:47,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:48,014 INFO L225 Difference]: With dead ends: 174599 [2024-12-02 14:48:48,014 INFO L226 Difference]: Without dead ends: 174522 [2024-12-02 14:48:48,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:48:48,043 INFO L435 NwaCegarLoop]: 1288 mSDtfsCounter, 5996 mSDsluCounter, 4022 mSDsCounter, 0 mSdLazyCounter, 5075 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5996 SdHoareTripleChecker+Valid, 5310 SdHoareTripleChecker+Invalid, 5105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:48,043 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5996 Valid, 5310 Invalid, 5105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 5075 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 14:48:48,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174522 states. [2024-12-02 14:48:49,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174522 to 136518. [2024-12-02 14:48:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136518 states, 136517 states have (on average 1.458265270991891) internal successors, (199078), 136517 states have internal predecessors, (199078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136518 states to 136518 states and 199078 transitions. [2024-12-02 14:48:49,787 INFO L78 Accepts]: Start accepts. Automaton has 136518 states and 199078 transitions. Word has length 94 [2024-12-02 14:48:49,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:49,788 INFO L471 AbstractCegarLoop]: Abstraction has 136518 states and 199078 transitions. [2024-12-02 14:48:49,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 136518 states and 199078 transitions. [2024-12-02 14:48:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-02 14:48:49,799 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:49,799 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, 1, 1] [2024-12-02 14:48:49,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-12-02 14:48:49,799 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:49,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:49,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1620595258, now seen corresponding path program 1 times [2024-12-02 14:48:49,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:49,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314807970] [2024-12-02 14:48:49,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:49,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:50,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:50,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314807970] [2024-12-02 14:48:50,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314807970] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:50,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:50,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:50,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834037601] [2024-12-02 14:48:50,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:50,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:50,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:50,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:50,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:50,137 INFO L87 Difference]: Start difference. First operand 136518 states and 199078 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:53,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:53,313 INFO L93 Difference]: Finished difference Result 205721 states and 298391 transitions. [2024-12-02 14:48:53,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:48:53,313 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-12-02 14:48:53,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:53,503 INFO L225 Difference]: With dead ends: 205721 [2024-12-02 14:48:53,503 INFO L226 Difference]: Without dead ends: 205642 [2024-12-02 14:48:53,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:48:53,535 INFO L435 NwaCegarLoop]: 1286 mSDtfsCounter, 10783 mSDsluCounter, 4850 mSDsCounter, 0 mSdLazyCounter, 5770 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10783 SdHoareTripleChecker+Valid, 6136 SdHoareTripleChecker+Invalid, 5800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:53,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10783 Valid, 6136 Invalid, 5800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 5770 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 14:48:53,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205642 states. [2024-12-02 14:48:54,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205642 to 136514. [2024-12-02 14:48:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136514 states, 136513 states have (on average 1.4582713734223114) internal successors, (199073), 136513 states have internal predecessors, (199073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136514 states to 136514 states and 199073 transitions. [2024-12-02 14:48:55,368 INFO L78 Accepts]: Start accepts. Automaton has 136514 states and 199073 transitions. Word has length 94 [2024-12-02 14:48:55,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:48:55,369 INFO L471 AbstractCegarLoop]: Abstraction has 136514 states and 199073 transitions. [2024-12-02 14:48:55,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:55,369 INFO L276 IsEmpty]: Start isEmpty. Operand 136514 states and 199073 transitions. [2024-12-02 14:48:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-02 14:48:55,375 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:48:55,375 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, 1, 1] [2024-12-02 14:48:55,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-12-02 14:48:55,375 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:48:55,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:48:55,375 INFO L85 PathProgramCache]: Analyzing trace with hash 2013161550, now seen corresponding path program 1 times [2024-12-02 14:48:55,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:48:55,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319016951] [2024-12-02 14:48:55,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:48:55,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:48:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:48:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:48:55,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:48:55,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319016951] [2024-12-02 14:48:55,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319016951] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:48:55,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:48:55,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:48:55,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808100625] [2024-12-02 14:48:55,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:48:55,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:48:55,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:48:55,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:48:55,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:48:55,601 INFO L87 Difference]: Start difference. First operand 136514 states and 199073 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:48:58,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:48:58,543 INFO L93 Difference]: Finished difference Result 205719 states and 298388 transitions. [2024-12-02 14:48:58,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:48:58,544 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-12-02 14:48:58,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:48:58,731 INFO L225 Difference]: With dead ends: 205719 [2024-12-02 14:48:58,731 INFO L226 Difference]: Without dead ends: 205642 [2024-12-02 14:48:58,762 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:48:58,762 INFO L435 NwaCegarLoop]: 1290 mSDtfsCounter, 10781 mSDsluCounter, 4875 mSDsCounter, 0 mSdLazyCounter, 5741 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10781 SdHoareTripleChecker+Valid, 6165 SdHoareTripleChecker+Invalid, 5771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:48:58,762 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10781 Valid, 6165 Invalid, 5771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 5741 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 14:48:58,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205642 states. [2024-12-02 14:49:00,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205642 to 136514. [2024-12-02 14:49:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136514 states, 136513 states have (on average 1.4582640481126339) internal successors, (199072), 136513 states have internal predecessors, (199072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:00,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136514 states to 136514 states and 199072 transitions. [2024-12-02 14:49:00,608 INFO L78 Accepts]: Start accepts. Automaton has 136514 states and 199072 transitions. Word has length 94 [2024-12-02 14:49:00,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:00,609 INFO L471 AbstractCegarLoop]: Abstraction has 136514 states and 199072 transitions. [2024-12-02 14:49:00,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 136514 states and 199072 transitions. [2024-12-02 14:49:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-02 14:49:00,618 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:00,618 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, 1, 1] [2024-12-02 14:49:00,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-12-02 14:49:00,618 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:49:00,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:00,619 INFO L85 PathProgramCache]: Analyzing trace with hash -131154040, now seen corresponding path program 1 times [2024-12-02 14:49:00,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:00,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558777449] [2024-12-02 14:49:00,619 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:00,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:49:00,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:00,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558777449] [2024-12-02 14:49:00,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558777449] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:00,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:00,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:49:00,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611400396] [2024-12-02 14:49:00,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:00,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:49:00,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:00,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:49:00,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:49:00,952 INFO L87 Difference]: Start difference. First operand 136514 states and 199072 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:03,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:03,779 INFO L93 Difference]: Finished difference Result 174599 states and 252763 transitions. [2024-12-02 14:49:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:49:03,780 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-12-02 14:49:03,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:03,933 INFO L225 Difference]: With dead ends: 174599 [2024-12-02 14:49:03,933 INFO L226 Difference]: Without dead ends: 174522 [2024-12-02 14:49:03,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:49:03,955 INFO L435 NwaCegarLoop]: 1289 mSDtfsCounter, 9023 mSDsluCounter, 4025 mSDsCounter, 0 mSdLazyCounter, 5067 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9023 SdHoareTripleChecker+Valid, 5314 SdHoareTripleChecker+Invalid, 5098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 5067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:03,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9023 Valid, 5314 Invalid, 5098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5067 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 14:49:04,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174522 states. [2024-12-02 14:49:05,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174522 to 136514. [2024-12-02 14:49:05,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136514 states, 136513 states have (on average 1.4582567228029566) internal successors, (199071), 136513 states have internal predecessors, (199071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:05,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136514 states to 136514 states and 199071 transitions. [2024-12-02 14:49:05,461 INFO L78 Accepts]: Start accepts. Automaton has 136514 states and 199071 transitions. Word has length 94 [2024-12-02 14:49:05,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:05,461 INFO L471 AbstractCegarLoop]: Abstraction has 136514 states and 199071 transitions. [2024-12-02 14:49:05,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 136514 states and 199071 transitions. [2024-12-02 14:49:05,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-02 14:49:05,468 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:05,468 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, 1, 1] [2024-12-02 14:49:05,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-12-02 14:49:05,468 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:49:05,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:05,469 INFO L85 PathProgramCache]: Analyzing trace with hash 197665124, now seen corresponding path program 1 times [2024-12-02 14:49:05,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:05,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927704987] [2024-12-02 14:49:05,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:05,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:05,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:49:05,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:05,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927704987] [2024-12-02 14:49:05,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927704987] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:05,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:05,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:49:05,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552810202] [2024-12-02 14:49:05,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:05,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:49:05,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:05,841 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:49:05,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:49:05,842 INFO L87 Difference]: Start difference. First operand 136514 states and 199071 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:08,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:08,520 INFO L93 Difference]: Finished difference Result 174709 states and 252892 transitions. [2024-12-02 14:49:08,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:49:08,520 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2024-12-02 14:49:08,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:08,683 INFO L225 Difference]: With dead ends: 174709 [2024-12-02 14:49:08,683 INFO L226 Difference]: Without dead ends: 174625 [2024-12-02 14:49:08,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:49:08,718 INFO L435 NwaCegarLoop]: 1347 mSDtfsCounter, 12077 mSDsluCounter, 4275 mSDsCounter, 0 mSdLazyCounter, 5324 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12077 SdHoareTripleChecker+Valid, 5622 SdHoareTripleChecker+Invalid, 5352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:08,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12077 Valid, 5622 Invalid, 5352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5324 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 14:49:08,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174625 states. [2024-12-02 14:49:10,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174625 to 136514. [2024-12-02 14:49:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136514 states, 136513 states have (on average 1.458249397493279) internal successors, (199070), 136513 states have internal predecessors, (199070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136514 states to 136514 states and 199070 transitions. [2024-12-02 14:49:10,336 INFO L78 Accepts]: Start accepts. Automaton has 136514 states and 199070 transitions. Word has length 94 [2024-12-02 14:49:10,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:10,336 INFO L471 AbstractCegarLoop]: Abstraction has 136514 states and 199070 transitions. [2024-12-02 14:49:10,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 136514 states and 199070 transitions. [2024-12-02 14:49:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-02 14:49:10,344 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:10,344 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, 1, 1, 1] [2024-12-02 14:49:10,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-12-02 14:49:10,344 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:49:10,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:10,344 INFO L85 PathProgramCache]: Analyzing trace with hash -490827587, now seen corresponding path program 1 times [2024-12-02 14:49:10,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:10,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392371092] [2024-12-02 14:49:10,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:10,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:10,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:49:10,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:10,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392371092] [2024-12-02 14:49:10,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392371092] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:10,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:10,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 14:49:10,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134032967] [2024-12-02 14:49:10,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:10,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 14:49:10,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:10,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 14:49:10,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:49:10,483 INFO L87 Difference]: Start difference. First operand 136514 states and 199070 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:11,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:11,176 INFO L93 Difference]: Finished difference Result 241074 states and 351373 transitions. [2024-12-02 14:49:11,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 14:49:11,176 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 0 states have call successors, (0), 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 95 [2024-12-02 14:49:11,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:11,554 INFO L225 Difference]: With dead ends: 241074 [2024-12-02 14:49:11,554 INFO L226 Difference]: Without dead ends: 107685 [2024-12-02 14:49:11,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:49:11,591 INFO L435 NwaCegarLoop]: 2407 mSDtfsCounter, 6139 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6139 SdHoareTripleChecker+Valid, 3721 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:11,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6139 Valid, 3721 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 14:49:11,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107685 states. [2024-12-02 14:49:12,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107685 to 107677. [2024-12-02 14:49:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107677 states, 107676 states have (on average 1.4486886585682974) internal successors, (155989), 107676 states have internal predecessors, (155989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:12,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107677 states to 107677 states and 155989 transitions. [2024-12-02 14:49:12,928 INFO L78 Accepts]: Start accepts. Automaton has 107677 states and 155989 transitions. Word has length 95 [2024-12-02 14:49:12,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:12,928 INFO L471 AbstractCegarLoop]: Abstraction has 107677 states and 155989 transitions. [2024-12-02 14:49:12,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 107677 states and 155989 transitions. [2024-12-02 14:49:12,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-02 14:49:12,936 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:12,936 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, 1, 1, 1] [2024-12-02 14:49:12,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-12-02 14:49:12,936 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:49:12,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:12,936 INFO L85 PathProgramCache]: Analyzing trace with hash 882646086, now seen corresponding path program 1 times [2024-12-02 14:49:12,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:12,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489768510] [2024-12-02 14:49:12,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:12,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:13,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:49:13,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:13,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489768510] [2024-12-02 14:49:13,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489768510] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:13,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:13,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:49:13,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79555429] [2024-12-02 14:49:13,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:13,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 14:49:13,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:13,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 14:49:13,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:49:13,166 INFO L87 Difference]: Start difference. First operand 107677 states and 155989 transitions. Second operand has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:16,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:16,162 INFO L93 Difference]: Finished difference Result 167427 states and 241516 transitions. [2024-12-02 14:49:16,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:49:16,163 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 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 95 [2024-12-02 14:49:16,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:16,310 INFO L225 Difference]: With dead ends: 167427 [2024-12-02 14:49:16,310 INFO L226 Difference]: Without dead ends: 167350 [2024-12-02 14:49:16,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:49:16,338 INFO L435 NwaCegarLoop]: 1270 mSDtfsCounter, 10575 mSDsluCounter, 4800 mSDsCounter, 0 mSdLazyCounter, 5679 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10575 SdHoareTripleChecker+Valid, 6070 SdHoareTripleChecker+Invalid, 5711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 5679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:16,338 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10575 Valid, 6070 Invalid, 5711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 5679 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 14:49:16,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167350 states. [2024-12-02 14:49:17,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167350 to 107680. [2024-12-02 14:49:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107680 states, 107679 states have (on average 1.448685444701381) internal successors, (155993), 107679 states have internal predecessors, (155993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107680 states to 107680 states and 155993 transitions. [2024-12-02 14:49:17,736 INFO L78 Accepts]: Start accepts. Automaton has 107680 states and 155993 transitions. Word has length 95 [2024-12-02 14:49:17,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:17,736 INFO L471 AbstractCegarLoop]: Abstraction has 107680 states and 155993 transitions. [2024-12-02 14:49:17,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.555555555555555) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 107680 states and 155993 transitions. [2024-12-02 14:49:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-02 14:49:17,744 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:17,744 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, 1, 1, 1, 1] [2024-12-02 14:49:17,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-12-02 14:49:17,745 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-12-02 14:49:17,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:17,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1912743195, now seen corresponding path program 1 times [2024-12-02 14:49:17,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:17,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625709465] [2024-12-02 14:49:17,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:17,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 14:49:17,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:17,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625709465] [2024-12-02 14:49:17,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625709465] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:17,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:17,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:49:17,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727148302] [2024-12-02 14:49:17,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:17,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:49:17,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:17,848 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:49:17,849 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:49:17,849 INFO L87 Difference]: Start difference. First operand 107680 states and 155993 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 14:49:18,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:18,674 INFO L93 Difference]: Finished difference Result 310374 states and 450195 transitions. [2024-12-02 14:49:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:49:18,674 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 0 states have call successors, (0), 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 96 [2024-12-02 14:49:18,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:18,867 INFO L225 Difference]: With dead ends: 310374 [2024-12-02 14:49:18,867 INFO L226 Difference]: Without dead ends: 205822 [2024-12-02 14:49:18,930 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 [2024-12-02 14:49:18,930 INFO L435 NwaCegarLoop]: 2445 mSDtfsCounter, 1480 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 3358 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:18,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1480 Valid, 3358 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 14:49:19,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205822 states.