./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_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/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_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61079a62c86de0622c6f0d8d69ab5d3bd5c88209c75f4f3a60aa83a2a40500fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:14:24,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:14:25,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 05:14:25,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:14:25,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:14:25,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:14:25,136 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:14:25,137 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:14:25,137 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:14:25,138 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:14:25,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:14:25,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:14:25,140 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:14:25,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:14:25,140 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:14:25,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:14:25,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:14:25,141 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:14:25,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:14:25,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:14:25,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:14:25,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:14:25,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:14:25,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:14:25,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:14:25,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:14:25,142 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:14:25,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:14:25,143 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:14:25,143 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:14:25,143 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:14:25,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:14:25,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:14:25,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:14:25,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:14:25,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:14:25,145 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:14:25,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:14:25,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:14:25,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:14:25,145 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:14:25,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:14:25,145 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:14:25,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:14:25,146 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:14:25,146 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:14:25,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:14:25,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:14:25,146 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61079a62c86de0622c6f0d8d69ab5d3bd5c88209c75f4f3a60aa83a2a40500fd [2024-11-28 05:14:25,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:14:25,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:14:25,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:14:25,551 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:14:25,551 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:14:25,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-28 05:14:29,192 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/data/3ab225ea7/8d71fb0fc6eb420386d541402bcad576/FLAG17e6fe2ce [2024-11-28 05:14:30,160 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:14:30,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-28 05:14:30,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/data/3ab225ea7/8d71fb0fc6eb420386d541402bcad576/FLAG17e6fe2ce [2024-11-28 05:14:30,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/data/3ab225ea7/8d71fb0fc6eb420386d541402bcad576 [2024-11-28 05:14:30,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:14:30,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:14:30,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:14:30,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:14:30,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:14:30,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:14:30" (1/1) ... [2024-11-28 05:14:30,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3a7122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:30, skipping insertion in model container [2024-11-28 05:14:30,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:14:30" (1/1) ... [2024-11-28 05:14:30,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:14:31,964 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[82693,82706] [2024-11-28 05:14:32,127 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[113477,113490] [2024-11-28 05:14:32,364 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[165794,165807] [2024-11-28 05:14:32,494 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[197365,197378] [2024-11-28 05:14:32,528 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[205886,205899] [2024-11-28 05:14:32,541 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[207836,207849] [2024-11-28 05:14:32,617 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[224171,224184] [2024-11-28 05:14:32,643 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[231245,231258] [2024-11-28 05:14:32,751 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[259571,259584] [2024-11-28 05:14:32,865 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[287337,287350] [2024-11-28 05:14:33,156 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[370939,370952] [2024-11-28 05:14:33,220 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[389606,389619] [2024-11-28 05:14:33,290 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[408649,408662] [2024-11-28 05:14:33,313 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[415665,415678] [2024-11-28 05:14:33,326 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[419162,419175] [2024-11-28 05:14:33,374 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[433807,433820] [2024-11-28 05:14:33,422 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[448287,448300] [2024-11-28 05:14:33,521 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[480365,480378] [2024-11-28 05:14:33,781 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[569807,569820] [2024-11-28 05:14:34,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:14:34,176 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:14:34,516 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[82693,82706] [2024-11-28 05:14:34,610 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[113477,113490] [2024-11-28 05:14:34,748 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[165794,165807] [2024-11-28 05:14:34,835 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[197365,197378] [2024-11-28 05:14:34,860 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[205886,205899] [2024-11-28 05:14:34,867 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[207836,207849] [2024-11-28 05:14:34,916 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[224171,224184] [2024-11-28 05:14:34,936 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[231245,231258] [2024-11-28 05:14:35,017 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[259571,259584] [2024-11-28 05:14:35,187 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[287337,287350] [2024-11-28 05:14:35,399 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[370939,370952] [2024-11-28 05:14:35,444 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[389606,389619] [2024-11-28 05:14:35,492 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[408649,408662] [2024-11-28 05:14:35,510 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[415665,415678] [2024-11-28 05:14:35,520 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[419162,419175] [2024-11-28 05:14:35,556 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[433807,433820] [2024-11-28 05:14:35,592 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[448287,448300] [2024-11-28 05:14:35,668 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[480365,480378] [2024-11-28 05:14:35,880 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_97a4b98a-666a-48e8-a9c0-7600cf95e349/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[569807,569820] [2024-11-28 05:14:36,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:14:36,146 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:14:36,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36 WrapperNode [2024-11-28 05:14:36,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:14:36,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:14:36,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:14:36,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:14:36,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:36,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,175 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30433 [2024-11-28 05:14:37,175 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:14:37,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:14:37,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:14:37,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:14:37,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,266 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,577 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 05:14:37,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,849 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:37,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:38,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:38,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:38,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:38,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:14:38,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:14:38,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:14:38,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:14:38,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (1/1) ... [2024-11-28 05:14:38,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:14:38,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:14:38,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:14:38,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a4b98a-666a-48e8-a9c0-7600cf95e349/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:14:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:14:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:14:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:14:38,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:14:39,214 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:14:39,216 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:14:57,502 INFO L? ?]: Removed 5544 outVars from TransFormulas that were not future-live. [2024-11-28 05:14:57,502 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:14:57,669 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:14:57,669 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 05:14:57,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:14:57 BoogieIcfgContainer [2024-11-28 05:14:57,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:14:57,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:14:57,675 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:14:57,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:14:57,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:14:30" (1/3) ... [2024-11-28 05:14:57,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8a5c9e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:14:57, skipping insertion in model container [2024-11-28 05:14:57,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:14:36" (2/3) ... [2024-11-28 05:14:57,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8a5c9e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:14:57, skipping insertion in model container [2024-11-28 05:14:57,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:14:57" (3/3) ... [2024-11-28 05:14:57,688 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2024-11-28 05:14:57,710 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:14:57,714 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. [2024-11-28 05:14:58,011 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:14:58,033 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;@21fd42a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:14:58,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2024-11-28 05:14:58,063 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) [2024-11-28 05:14:58,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-28 05:14:58,142 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:14:58,143 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] [2024-11-28 05:14:58,144 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)] === [2024-11-28 05:14:58,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:58,152 INFO L85 PathProgramCache]: Analyzing trace with hash 642976960, now seen corresponding path program 1 times [2024-11-28 05:14:58,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:14:58,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835476438] [2024-11-28 05:14:58,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:59,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:14:59,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:14:59,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835476438] [2024-11-28 05:14:59,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835476438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:14:59,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:14:59,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:14:59,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197058927] [2024-11-28 05:14:59,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:14:59,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:14:59,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:14:59,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:14:59,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:14:59,535 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) [2024-11-28 05:15:07,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:07,789 INFO L93 Difference]: Finished difference Result 9223 states and 16402 transitions. [2024-11-28 05:15:07,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:15:07,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2024-11-28 05:15:07,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:07,837 INFO L225 Difference]: With dead ends: 9223 [2024-11-28 05:15:07,837 INFO L226 Difference]: Without dead ends: 5815 [2024-11-28 05:15:07,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:15:07,857 INFO L435 NwaCegarLoop]: 4776 mSDtfsCounter, 29236 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 4688 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29236 SdHoareTripleChecker+Valid, 5738 SdHoareTripleChecker+Invalid, 4751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 4688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:07,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29236 Valid, 5738 Invalid, 4751 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [63 Valid, 4688 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2024-11-28 05:15:07,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5815 states. [2024-11-28 05:15:08,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5815 to 5785. [2024-11-28 05:15:08,147 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) [2024-11-28 05:15:08,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5785 states to 5785 states and 7687 transitions. [2024-11-28 05:15:08,168 INFO L78 Accepts]: Start accepts. Automaton has 5785 states and 7687 transitions. Word has length 77 [2024-11-28 05:15:08,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:08,169 INFO L471 AbstractCegarLoop]: Abstraction has 5785 states and 7687 transitions. [2024-11-28 05:15:08,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:15:08,169 INFO L276 IsEmpty]: Start isEmpty. Operand 5785 states and 7687 transitions. [2024-11-28 05:15:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-28 05:15:08,187 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:08,187 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] [2024-11-28 05:15:08,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 05:15:08,188 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)] === [2024-11-28 05:15:08,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:08,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1955930775, now seen corresponding path program 1 times [2024-11-28 05:15:08,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:08,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243647353] [2024-11-28 05:15:08,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:08,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:09,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:09,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243647353] [2024-11-28 05:15:09,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243647353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:09,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:09,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:15:09,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953538792] [2024-11-28 05:15:09,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:09,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:15:09,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:09,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:15:09,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:15:09,395 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) [2024-11-28 05:15:20,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:20,275 INFO L93 Difference]: Finished difference Result 6282 states and 8361 transitions. [2024-11-28 05:15:20,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:15:20,276 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 [2024-11-28 05:15:20,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:20,306 INFO L225 Difference]: With dead ends: 6282 [2024-11-28 05:15:20,306 INFO L226 Difference]: Without dead ends: 6277 [2024-11-28 05:15:20,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-28 05:15:20,311 INFO L435 NwaCegarLoop]: 3022 mSDtfsCounter, 15643 mSDsluCounter, 9123 mSDsCounter, 0 mSdLazyCounter, 13888 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s 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, 10.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:20,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15643 Valid, 12145 Invalid, 13949 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [61 Valid, 13888 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2024-11-28 05:15:20,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6277 states. [2024-11-28 05:15:20,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6277 to 5785. [2024-11-28 05:15:20,511 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) [2024-11-28 05:15:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5785 states to 5785 states and 7686 transitions. [2024-11-28 05:15:20,538 INFO L78 Accepts]: Start accepts. Automaton has 5785 states and 7686 transitions. Word has length 78 [2024-11-28 05:15:20,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:20,539 INFO L471 AbstractCegarLoop]: Abstraction has 5785 states and 7686 transitions. [2024-11-28 05:15:20,539 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) [2024-11-28 05:15:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 5785 states and 7686 transitions. [2024-11-28 05:15:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-28 05:15:20,558 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:20,558 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] [2024-11-28 05:15:20,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:15:20,561 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)] === [2024-11-28 05:15:20,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:20,562 INFO L85 PathProgramCache]: Analyzing trace with hash 2136533534, now seen corresponding path program 1 times [2024-11-28 05:15:20,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:20,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744403196] [2024-11-28 05:15:20,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:20,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:21,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:21,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744403196] [2024-11-28 05:15:21,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744403196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:21,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:21,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:15:21,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837987969] [2024-11-28 05:15:21,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:21,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:15:21,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:21,027 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:15:21,027 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:21,028 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) [2024-11-28 05:15:27,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:27,429 INFO L93 Difference]: Finished difference Result 11480 states and 15434 transitions. [2024-11-28 05:15:27,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:15:27,429 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 [2024-11-28 05:15:27,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:27,449 INFO L225 Difference]: With dead ends: 11480 [2024-11-28 05:15:27,449 INFO L226 Difference]: Without dead ends: 7760 [2024-11-28 05:15:27,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:15:27,456 INFO L435 NwaCegarLoop]: 2954 mSDtfsCounter, 23497 mSDsluCounter, 982 mSDsCounter, 0 mSdLazyCounter, 4727 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23497 SdHoareTripleChecker+Valid, 3936 SdHoareTripleChecker+Invalid, 4814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:27,457 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23497 Valid, 3936 Invalid, 4814 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [87 Valid, 4727 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-28 05:15:27,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7760 states. [2024-11-28 05:15:27,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7760 to 7736. [2024-11-28 05:15:27,693 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) [2024-11-28 05:15:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7736 states to 7736 states and 10333 transitions. [2024-11-28 05:15:27,715 INFO L78 Accepts]: Start accepts. Automaton has 7736 states and 10333 transitions. Word has length 78 [2024-11-28 05:15:27,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:27,716 INFO L471 AbstractCegarLoop]: Abstraction has 7736 states and 10333 transitions. [2024-11-28 05:15:27,718 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) [2024-11-28 05:15:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 7736 states and 10333 transitions. [2024-11-28 05:15:27,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-28 05:15:27,737 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:27,738 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] [2024-11-28 05:15:27,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:15:27,738 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)] === [2024-11-28 05:15:27,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:27,740 INFO L85 PathProgramCache]: Analyzing trace with hash 816480341, now seen corresponding path program 1 times [2024-11-28 05:15:27,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:27,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784689942] [2024-11-28 05:15:27,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:28,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:28,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784689942] [2024-11-28 05:15:28,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784689942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:28,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:28,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:15:28,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471478892] [2024-11-28 05:15:28,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:28,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:15:28,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:28,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:15:28,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:28,143 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) [2024-11-28 05:15:33,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:33,186 INFO L93 Difference]: Finished difference Result 15140 states and 20342 transitions. [2024-11-28 05:15:33,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:15:33,187 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 [2024-11-28 05:15:33,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:33,214 INFO L225 Difference]: With dead ends: 15140 [2024-11-28 05:15:33,214 INFO L226 Difference]: Without dead ends: 9760 [2024-11-28 05:15:33,222 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:15:33,223 INFO L435 NwaCegarLoop]: 2860 mSDtfsCounter, 21329 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 4093 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s 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, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:33,223 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21329 Valid, 3626 Invalid, 4261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4093 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 05:15:33,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9760 states. [2024-11-28 05:15:33,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9760 to 9734. [2024-11-28 05:15:33,398 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) [2024-11-28 05:15:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9734 states to 9734 states and 12910 transitions. [2024-11-28 05:15:33,415 INFO L78 Accepts]: Start accepts. Automaton has 9734 states and 12910 transitions. Word has length 79 [2024-11-28 05:15:33,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:33,416 INFO L471 AbstractCegarLoop]: Abstraction has 9734 states and 12910 transitions. [2024-11-28 05:15:33,416 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) [2024-11-28 05:15:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 9734 states and 12910 transitions. [2024-11-28 05:15:33,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-28 05:15:33,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:33,432 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] [2024-11-28 05:15:33,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 05:15:33,433 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)] === [2024-11-28 05:15:33,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:33,435 INFO L85 PathProgramCache]: Analyzing trace with hash 42417281, now seen corresponding path program 1 times [2024-11-28 05:15:33,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:33,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101580209] [2024-11-28 05:15:33,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:33,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:35,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:35,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101580209] [2024-11-28 05:15:35,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101580209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:35,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:35,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:15:35,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058026910] [2024-11-28 05:15:35,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:35,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:15:35,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:35,154 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:15:35,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:15:35,155 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) [2024-11-28 05:15:41,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:41,841 INFO L93 Difference]: Finished difference Result 16581 states and 22679 transitions. [2024-11-28 05:15:41,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 05:15:41,841 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 [2024-11-28 05:15:41,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:41,882 INFO L225 Difference]: With dead ends: 16581 [2024-11-28 05:15:41,882 INFO L226 Difference]: Without dead ends: 16573 [2024-11-28 05:15:41,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-11-28 05:15:41,890 INFO L435 NwaCegarLoop]: 5906 mSDtfsCounter, 44712 mSDsluCounter, 33458 mSDsCounter, 0 mSdLazyCounter, 4765 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44712 SdHoareTripleChecker+Valid, 39364 SdHoareTripleChecker+Invalid, 4821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:41,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [44712 Valid, 39364 Invalid, 4821 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [56 Valid, 4765 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 05:15:41,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16573 states. [2024-11-28 05:15:42,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16573 to 9726. [2024-11-28 05:15:42,118 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) [2024-11-28 05:15:42,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9726 states to 9726 states and 12902 transitions. [2024-11-28 05:15:42,135 INFO L78 Accepts]: Start accepts. Automaton has 9726 states and 12902 transitions. Word has length 79 [2024-11-28 05:15:42,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:42,136 INFO L471 AbstractCegarLoop]: Abstraction has 9726 states and 12902 transitions. [2024-11-28 05:15:42,136 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) [2024-11-28 05:15:42,136 INFO L276 IsEmpty]: Start isEmpty. Operand 9726 states and 12902 transitions. [2024-11-28 05:15:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-28 05:15:42,149 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:42,149 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] [2024-11-28 05:15:42,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:15:42,150 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)] === [2024-11-28 05:15:42,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:42,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1994039540, now seen corresponding path program 1 times [2024-11-28 05:15:42,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:42,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304417495] [2024-11-28 05:15:42,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:42,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:42,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:42,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304417495] [2024-11-28 05:15:42,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304417495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:42,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:42,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:15:42,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323235272] [2024-11-28 05:15:42,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:42,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:15:42,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:42,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:15:42,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:42,414 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) [2024-11-28 05:15:46,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:46,819 INFO L93 Difference]: Finished difference Result 17851 states and 23937 transitions. [2024-11-28 05:15:46,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:15:46,819 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 [2024-11-28 05:15:46,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:46,846 INFO L225 Difference]: With dead ends: 17851 [2024-11-28 05:15:46,846 INFO L226 Difference]: Without dead ends: 11721 [2024-11-28 05:15:46,855 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:15:46,856 INFO L435 NwaCegarLoop]: 2427 mSDtfsCounter, 17777 mSDsluCounter, 762 mSDsCounter, 0 mSdLazyCounter, 3321 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s 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, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:46,856 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17777 Valid, 3189 Invalid, 3366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 3321 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 05:15:46,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11721 states. [2024-11-28 05:15:47,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11721 to 11692. [2024-11-28 05:15:47,104 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) [2024-11-28 05:15:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11692 states to 11692 states and 15806 transitions. [2024-11-28 05:15:47,124 INFO L78 Accepts]: Start accepts. Automaton has 11692 states and 15806 transitions. Word has length 79 [2024-11-28 05:15:47,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:47,125 INFO L471 AbstractCegarLoop]: Abstraction has 11692 states and 15806 transitions. [2024-11-28 05:15:47,125 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) [2024-11-28 05:15:47,125 INFO L276 IsEmpty]: Start isEmpty. Operand 11692 states and 15806 transitions. [2024-11-28 05:15:47,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-28 05:15:47,137 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:47,137 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:15:47,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 05:15:47,138 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)] === [2024-11-28 05:15:47,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:47,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1428801169, now seen corresponding path program 1 times [2024-11-28 05:15:47,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:47,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085288334] [2024-11-28 05:15:47,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:47,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:47,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:47,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085288334] [2024-11-28 05:15:47,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085288334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:47,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:47,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:15:47,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484222515] [2024-11-28 05:15:47,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:47,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:15:47,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:47,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:15:47,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:15:47,952 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) [2024-11-28 05:15:58,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:58,656 INFO L93 Difference]: Finished difference Result 16055 states and 22029 transitions. [2024-11-28 05:15:58,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:15:58,657 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 [2024-11-28 05:15:58,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:58,688 INFO L225 Difference]: With dead ends: 16055 [2024-11-28 05:15:58,689 INFO L226 Difference]: Without dead ends: 14332 [2024-11-28 05:15:58,694 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:15:58,695 INFO L435 NwaCegarLoop]: 2356 mSDtfsCounter, 20934 mSDsluCounter, 11656 mSDsCounter, 0 mSdLazyCounter, 15566 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s 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, 10.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:58,695 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20934 Valid, 14012 Invalid, 15576 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 15566 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2024-11-28 05:15:58,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14332 states. [2024-11-28 05:15:58,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14332 to 11699. [2024-11-28 05:15:58,913 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) [2024-11-28 05:15:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11699 states to 11699 states and 15813 transitions. [2024-11-28 05:15:58,932 INFO L78 Accepts]: Start accepts. Automaton has 11699 states and 15813 transitions. Word has length 80 [2024-11-28 05:15:58,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:58,933 INFO L471 AbstractCegarLoop]: Abstraction has 11699 states and 15813 transitions. [2024-11-28 05:15:58,933 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) [2024-11-28 05:15:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 11699 states and 15813 transitions. [2024-11-28 05:15:58,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-28 05:15:58,943 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:58,943 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:15:58,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:15:58,944 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)] === [2024-11-28 05:15:58,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:58,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1294381398, now seen corresponding path program 1 times [2024-11-28 05:15:58,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:58,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880498478] [2024-11-28 05:15:58,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:58,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:15:59,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:59,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880498478] [2024-11-28 05:15:59,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880498478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:59,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:59,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:15:59,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844436663] [2024-11-28 05:15:59,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:59,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:15:59,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:59,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:15:59,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:59,192 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) [2024-11-28 05:16:04,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:04,032 INFO L93 Difference]: Finished difference Result 23220 states and 31550 transitions. [2024-11-28 05:16:04,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:16:04,034 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 [2024-11-28 05:16:04,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:04,067 INFO L225 Difference]: With dead ends: 23220 [2024-11-28 05:16:04,067 INFO L226 Difference]: Without dead ends: 15844 [2024-11-28 05:16:04,076 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:16:04,077 INFO L435 NwaCegarLoop]: 2093 mSDtfsCounter, 15570 mSDsluCounter, 722 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s 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, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:04,078 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15570 Valid, 2815 Invalid, 3005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 05:16:04,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15844 states. [2024-11-28 05:16:04,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15844 to 15824. [2024-11-28 05:16:04,317 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) [2024-11-28 05:16:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15824 states to 15824 states and 21420 transitions. [2024-11-28 05:16:04,346 INFO L78 Accepts]: Start accepts. Automaton has 15824 states and 21420 transitions. Word has length 80 [2024-11-28 05:16:04,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:04,346 INFO L471 AbstractCegarLoop]: Abstraction has 15824 states and 21420 transitions. [2024-11-28 05:16:04,346 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) [2024-11-28 05:16:04,346 INFO L276 IsEmpty]: Start isEmpty. Operand 15824 states and 21420 transitions. [2024-11-28 05:16:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-28 05:16:04,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:04,360 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:04,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 05:16:04,360 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)] === [2024-11-28 05:16:04,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:04,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1633622625, now seen corresponding path program 1 times [2024-11-28 05:16:04,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:04,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865433459] [2024-11-28 05:16:04,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:04,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:04,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:04,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865433459] [2024-11-28 05:16:04,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865433459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:04,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:04,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:16:04,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838433834] [2024-11-28 05:16:04,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:04,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:16:04,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:04,517 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:16:04,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:16:04,518 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) [2024-11-28 05:16:05,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:05,282 INFO L93 Difference]: Finished difference Result 31749 states and 43433 transitions. [2024-11-28 05:16:05,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:16:05,282 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 [2024-11-28 05:16:05,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:05,315 INFO L225 Difference]: With dead ends: 31749 [2024-11-28 05:16:05,315 INFO L226 Difference]: Without dead ends: 19509 [2024-11-28 05:16:05,329 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:16:05,331 INFO L435 NwaCegarLoop]: 3952 mSDtfsCounter, 3993 mSDsluCounter, 1196 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:05,332 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3993 Valid, 5148 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 05:16:05,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19509 states. [2024-11-28 05:16:05,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19509 to 19482. [2024-11-28 05:16:05,696 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) [2024-11-28 05:16:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19482 states to 19482 states and 26374 transitions. [2024-11-28 05:16:05,733 INFO L78 Accepts]: Start accepts. Automaton has 19482 states and 26374 transitions. Word has length 81 [2024-11-28 05:16:05,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:05,733 INFO L471 AbstractCegarLoop]: Abstraction has 19482 states and 26374 transitions. [2024-11-28 05:16:05,733 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) [2024-11-28 05:16:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 19482 states and 26374 transitions. [2024-11-28 05:16:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-28 05:16:05,746 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:05,746 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:05,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 05:16:05,746 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)] === [2024-11-28 05:16:05,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:05,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1819290860, now seen corresponding path program 1 times [2024-11-28 05:16:05,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:05,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318612213] [2024-11-28 05:16:05,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:05,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:06,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:06,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318612213] [2024-11-28 05:16:06,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318612213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:06,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:06,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:16:06,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766908969] [2024-11-28 05:16:06,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:06,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:16:06,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:06,943 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:16:06,943 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:16:06,943 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) [2024-11-28 05:16:11,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:11,968 INFO L93 Difference]: Finished difference Result 28694 states and 40087 transitions. [2024-11-28 05:16:11,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 05:16:11,968 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 [2024-11-28 05:16:11,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:12,006 INFO L225 Difference]: With dead ends: 28694 [2024-11-28 05:16:12,006 INFO L226 Difference]: Without dead ends: 28690 [2024-11-28 05:16:12,015 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-11-28 05:16:12,016 INFO L435 NwaCegarLoop]: 3766 mSDtfsCounter, 21376 mSDsluCounter, 23396 mSDsCounter, 0 mSdLazyCounter, 4342 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s 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, 4.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:12,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21376 Valid, 27162 Invalid, 4387 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [45 Valid, 4342 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-28 05:16:12,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28690 states. [2024-11-28 05:16:12,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28690 to 19478. [2024-11-28 05:16:12,355 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) [2024-11-28 05:16:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19478 states to 19478 states and 26370 transitions. [2024-11-28 05:16:12,572 INFO L78 Accepts]: Start accepts. Automaton has 19478 states and 26370 transitions. Word has length 81 [2024-11-28 05:16:12,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:12,573 INFO L471 AbstractCegarLoop]: Abstraction has 19478 states and 26370 transitions. [2024-11-28 05:16:12,573 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) [2024-11-28 05:16:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 19478 states and 26370 transitions. [2024-11-28 05:16:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-28 05:16:12,592 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:12,596 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:12,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 05:16:12,597 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)] === [2024-11-28 05:16:12,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:12,597 INFO L85 PathProgramCache]: Analyzing trace with hash 153905521, now seen corresponding path program 1 times [2024-11-28 05:16:12,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:12,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703782622] [2024-11-28 05:16:12,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:12,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:13,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:13,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:13,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703782622] [2024-11-28 05:16:13,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703782622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:13,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:13,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:16:13,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676642517] [2024-11-28 05:16:13,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:13,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:16:13,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:13,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:16:13,716 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:16:13,717 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) [2024-11-28 05:16:20,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:20,770 INFO L93 Difference]: Finished difference Result 24781 states and 33760 transitions. [2024-11-28 05:16:20,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:16:20,770 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-11-28 05:16:20,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:20,793 INFO L225 Difference]: With dead ends: 24781 [2024-11-28 05:16:20,793 INFO L226 Difference]: Without dead ends: 24773 [2024-11-28 05:16:20,798 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:16:20,799 INFO L435 NwaCegarLoop]: 2082 mSDtfsCounter, 21592 mSDsluCounter, 6630 mSDsCounter, 0 mSdLazyCounter, 8737 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21592 SdHoareTripleChecker+Valid, 8712 SdHoareTripleChecker+Invalid, 8779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 8737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:20,799 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21592 Valid, 8712 Invalid, 8779 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [42 Valid, 8737 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-28 05:16:20,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24773 states. [2024-11-28 05:16:21,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24773 to 19478. [2024-11-28 05:16:21,088 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) [2024-11-28 05:16:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19478 states to 19478 states and 26369 transitions. [2024-11-28 05:16:21,124 INFO L78 Accepts]: Start accepts. Automaton has 19478 states and 26369 transitions. Word has length 81 [2024-11-28 05:16:21,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:21,125 INFO L471 AbstractCegarLoop]: Abstraction has 19478 states and 26369 transitions. [2024-11-28 05:16:21,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:16:21,125 INFO L276 IsEmpty]: Start isEmpty. Operand 19478 states and 26369 transitions. [2024-11-28 05:16:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-28 05:16:21,137 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:21,138 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] [2024-11-28 05:16:21,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 05:16:21,138 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)] === [2024-11-28 05:16:21,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:21,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1262373862, now seen corresponding path program 1 times [2024-11-28 05:16:21,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:21,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541610771] [2024-11-28 05:16:21,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:21,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:21,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:21,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541610771] [2024-11-28 05:16:21,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541610771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:21,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:21,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:16:21,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467196305] [2024-11-28 05:16:21,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:21,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:16:21,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:21,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:16:21,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:16:21,881 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) [2024-11-28 05:16:31,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:31,433 INFO L93 Difference]: Finished difference Result 25593 states and 35734 transitions. [2024-11-28 05:16:31,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:16:31,434 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 [2024-11-28 05:16:31,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:31,453 INFO L225 Difference]: With dead ends: 25593 [2024-11-28 05:16:31,453 INFO L226 Difference]: Without dead ends: 20838 [2024-11-28 05:16:31,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:16:31,461 INFO L435 NwaCegarLoop]: 2023 mSDtfsCounter, 17407 mSDsluCounter, 10368 mSDsCounter, 0 mSdLazyCounter, 12814 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s 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, 9.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:31,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17407 Valid, 12391 Invalid, 12822 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 12814 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2024-11-28 05:16:31,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20838 states. [2024-11-28 05:16:31,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20838 to 19227. [2024-11-28 05:16:31,661 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) [2024-11-28 05:16:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19227 states to 19227 states and 26055 transitions. [2024-11-28 05:16:31,683 INFO L78 Accepts]: Start accepts. Automaton has 19227 states and 26055 transitions. Word has length 82 [2024-11-28 05:16:31,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:31,683 INFO L471 AbstractCegarLoop]: Abstraction has 19227 states and 26055 transitions. [2024-11-28 05:16:31,684 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) [2024-11-28 05:16:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 19227 states and 26055 transitions. [2024-11-28 05:16:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-28 05:16:31,691 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:31,691 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] [2024-11-28 05:16:31,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 05:16:31,691 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)] === [2024-11-28 05:16:31,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:31,692 INFO L85 PathProgramCache]: Analyzing trace with hash -521520380, now seen corresponding path program 1 times [2024-11-28 05:16:31,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:31,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094689284] [2024-11-28 05:16:31,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:31,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:32,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:32,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094689284] [2024-11-28 05:16:32,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094689284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:32,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:32,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:16:32,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894570202] [2024-11-28 05:16:32,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:32,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:16:32,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:32,660 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:16:32,660 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:16:32,660 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) [2024-11-28 05:16:35,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:35,854 INFO L93 Difference]: Finished difference Result 29077 states and 40482 transitions. [2024-11-28 05:16:35,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:16:35,855 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 [2024-11-28 05:16:35,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:35,877 INFO L225 Difference]: With dead ends: 29077 [2024-11-28 05:16:35,877 INFO L226 Difference]: Without dead ends: 24466 [2024-11-28 05:16:35,884 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-11-28 05:16:35,885 INFO L435 NwaCegarLoop]: 3808 mSDtfsCounter, 19129 mSDsluCounter, 20416 mSDsCounter, 0 mSdLazyCounter, 3101 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:35,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19129 Valid, 24224 Invalid, 3128 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [27 Valid, 3101 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-28 05:16:35,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24466 states. [2024-11-28 05:16:36,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24466 to 19195. [2024-11-28 05:16:36,180 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) [2024-11-28 05:16:36,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19195 states to 19195 states and 26016 transitions. [2024-11-28 05:16:36,203 INFO L78 Accepts]: Start accepts. Automaton has 19195 states and 26016 transitions. Word has length 82 [2024-11-28 05:16:36,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:36,203 INFO L471 AbstractCegarLoop]: Abstraction has 19195 states and 26016 transitions. [2024-11-28 05:16:36,203 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) [2024-11-28 05:16:36,203 INFO L276 IsEmpty]: Start isEmpty. Operand 19195 states and 26016 transitions. [2024-11-28 05:16:36,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-28 05:16:36,211 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:36,211 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] [2024-11-28 05:16:36,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 05:16:36,212 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)] === [2024-11-28 05:16:36,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:36,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1082319899, now seen corresponding path program 1 times [2024-11-28 05:16:36,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:36,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088872150] [2024-11-28 05:16:36,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:36,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:36,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:36,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088872150] [2024-11-28 05:16:36,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088872150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:36,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:36,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:16:36,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092604352] [2024-11-28 05:16:36,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:36,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:16:36,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:36,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:16:36,779 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:16:36,779 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) [2024-11-28 05:16:45,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:45,643 INFO L93 Difference]: Finished difference Result 29492 states and 40858 transitions. [2024-11-28 05:16:45,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:16:45,643 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 [2024-11-28 05:16:45,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:45,663 INFO L225 Difference]: With dead ends: 29492 [2024-11-28 05:16:45,664 INFO L226 Difference]: Without dead ends: 24921 [2024-11-28 05:16:45,670 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-11-28 05:16:45,671 INFO L435 NwaCegarLoop]: 2073 mSDtfsCounter, 17530 mSDsluCounter, 10602 mSDsCounter, 0 mSdLazyCounter, 12980 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s 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, 8.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:45,671 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17530 Valid, 12675 Invalid, 13040 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [60 Valid, 12980 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2024-11-28 05:16:45,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24921 states. [2024-11-28 05:16:45,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24921 to 19126. [2024-11-28 05:16:45,866 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) [2024-11-28 05:16:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25918 transitions. [2024-11-28 05:16:45,887 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25918 transitions. Word has length 82 [2024-11-28 05:16:45,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:45,888 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25918 transitions. [2024-11-28 05:16:45,888 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) [2024-11-28 05:16:45,888 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25918 transitions. [2024-11-28 05:16:45,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:16:45,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:45,900 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:45,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 05:16:45,900 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)] === [2024-11-28 05:16:45,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:45,901 INFO L85 PathProgramCache]: Analyzing trace with hash 47212227, now seen corresponding path program 1 times [2024-11-28 05:16:45,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:45,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125570897] [2024-11-28 05:16:45,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:45,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:46,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:46,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125570897] [2024-11-28 05:16:46,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125570897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:46,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:46,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:16:46,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135507884] [2024-11-28 05:16:46,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:46,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:16:46,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:46,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:16:46,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:16:46,322 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) [2024-11-28 05:16:51,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:51,633 INFO L93 Difference]: Finished difference Result 27801 states and 38824 transitions. [2024-11-28 05:16:51,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:16:51,633 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:16:51,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:51,651 INFO L225 Difference]: With dead ends: 27801 [2024-11-28 05:16:51,651 INFO L226 Difference]: Without dead ends: 23298 [2024-11-28 05:16:51,657 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-28 05:16:51,658 INFO L435 NwaCegarLoop]: 2089 mSDtfsCounter, 16613 mSDsluCounter, 6610 mSDsCounter, 0 mSdLazyCounter, 8537 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16613 SdHoareTripleChecker+Valid, 8699 SdHoareTripleChecker+Invalid, 8569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 8537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:51,658 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16613 Valid, 8699 Invalid, 8569 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [32 Valid, 8537 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 05:16:51,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23298 states. [2024-11-28 05:16:51,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23298 to 19126. [2024-11-28 05:16:51,898 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) [2024-11-28 05:16:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25917 transitions. [2024-11-28 05:16:51,918 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25917 transitions. Word has length 83 [2024-11-28 05:16:51,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:51,919 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25917 transitions. [2024-11-28 05:16:51,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:16:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25917 transitions. [2024-11-28 05:16:51,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:16:51,927 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:51,928 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:51,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 05:16:51,928 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)] === [2024-11-28 05:16:51,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:51,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1453267902, now seen corresponding path program 1 times [2024-11-28 05:16:51,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:51,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783205866] [2024-11-28 05:16:51,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:51,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:52,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:52,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:52,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783205866] [2024-11-28 05:16:52,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783205866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:52,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:52,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:16:52,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591223697] [2024-11-28 05:16:52,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:52,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:16:52,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:52,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:16:52,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:16:52,257 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) [2024-11-28 05:16:57,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:57,639 INFO L93 Difference]: Finished difference Result 28845 states and 40181 transitions. [2024-11-28 05:16:57,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:16:57,640 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:16:57,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:57,657 INFO L225 Difference]: With dead ends: 28845 [2024-11-28 05:16:57,658 INFO L226 Difference]: Without dead ends: 24323 [2024-11-28 05:16:57,664 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 [2024-11-28 05:16:57,665 INFO L435 NwaCegarLoop]: 2073 mSDtfsCounter, 15916 mSDsluCounter, 6604 mSDsCounter, 0 mSdLazyCounter, 8653 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15916 SdHoareTripleChecker+Valid, 8677 SdHoareTripleChecker+Invalid, 8695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 8653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:57,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15916 Valid, 8677 Invalid, 8695 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [42 Valid, 8653 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 05:16:57,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states. [2024-11-28 05:16:57,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 19126. [2024-11-28 05:16:57,852 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) [2024-11-28 05:16:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25916 transitions. [2024-11-28 05:16:57,874 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25916 transitions. Word has length 83 [2024-11-28 05:16:57,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:57,874 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25916 transitions. [2024-11-28 05:16:57,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:16:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25916 transitions. [2024-11-28 05:16:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:16:57,884 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:57,884 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:57,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 05:16:57,885 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)] === [2024-11-28 05:16:57,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:57,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1144387461, now seen corresponding path program 1 times [2024-11-28 05:16:57,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:57,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547230980] [2024-11-28 05:16:57,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:57,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:58,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:16:58,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:58,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547230980] [2024-11-28 05:16:58,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547230980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:58,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:58,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:16:58,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609019707] [2024-11-28 05:16:58,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:58,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:16:58,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:58,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:16:58,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:16:58,286 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) [2024-11-28 05:17:04,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:04,067 INFO L93 Difference]: Finished difference Result 33759 states and 47361 transitions. [2024-11-28 05:17:04,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:17:04,067 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:17:04,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:04,089 INFO L225 Difference]: With dead ends: 33759 [2024-11-28 05:17:04,089 INFO L226 Difference]: Without dead ends: 29173 [2024-11-28 05:17:04,097 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:17:04,098 INFO L435 NwaCegarLoop]: 2181 mSDtfsCounter, 21526 mSDsluCounter, 6829 mSDsCounter, 0 mSdLazyCounter, 9339 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21526 SdHoareTripleChecker+Valid, 9010 SdHoareTripleChecker+Invalid, 9403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 9339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:04,098 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21526 Valid, 9010 Invalid, 9403 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [64 Valid, 9339 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 05:17:04,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29173 states. [2024-11-28 05:17:04,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29173 to 19126. [2024-11-28 05:17:04,321 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) [2024-11-28 05:17:04,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25915 transitions. [2024-11-28 05:17:04,341 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25915 transitions. Word has length 83 [2024-11-28 05:17:04,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:04,342 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25915 transitions. [2024-11-28 05:17:04,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:04,342 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25915 transitions. [2024-11-28 05:17:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:17:04,348 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:04,348 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:04,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 05:17:04,349 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)] === [2024-11-28 05:17:04,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:04,349 INFO L85 PathProgramCache]: Analyzing trace with hash -493973130, now seen corresponding path program 1 times [2024-11-28 05:17:04,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:04,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298843293] [2024-11-28 05:17:04,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:04,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:04,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:04,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298843293] [2024-11-28 05:17:04,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298843293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:04,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:04,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:17:04,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208520961] [2024-11-28 05:17:04,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:04,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:17:04,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:04,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:17:04,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:17:04,790 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) [2024-11-28 05:17:10,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:10,804 INFO L93 Difference]: Finished difference Result 38365 states and 54446 transitions. [2024-11-28 05:17:10,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 05:17:10,805 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:17:10,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:10,854 INFO L225 Difference]: With dead ends: 38365 [2024-11-28 05:17:10,854 INFO L226 Difference]: Without dead ends: 33829 [2024-11-28 05:17:10,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-28 05:17:10,864 INFO L435 NwaCegarLoop]: 2182 mSDtfsCounter, 18715 mSDsluCounter, 7065 mSDsCounter, 0 mSdLazyCounter, 9496 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18715 SdHoareTripleChecker+Valid, 9247 SdHoareTripleChecker+Invalid, 9562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 9496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:10,864 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18715 Valid, 9247 Invalid, 9562 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [66 Valid, 9496 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-28 05:17:10,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33829 states. [2024-11-28 05:17:11,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33829 to 19126. [2024-11-28 05:17:11,188 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) [2024-11-28 05:17:11,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25914 transitions. [2024-11-28 05:17:11,211 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25914 transitions. Word has length 83 [2024-11-28 05:17:11,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:11,211 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25914 transitions. [2024-11-28 05:17:11,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25914 transitions. [2024-11-28 05:17:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:17:11,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:11,218 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:11,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 05:17:11,219 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)] === [2024-11-28 05:17:11,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:11,219 INFO L85 PathProgramCache]: Analyzing trace with hash 305854051, now seen corresponding path program 1 times [2024-11-28 05:17:11,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:11,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745605300] [2024-11-28 05:17:11,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:11,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:11,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:11,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745605300] [2024-11-28 05:17:11,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745605300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:11,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:11,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:17:11,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796360213] [2024-11-28 05:17:11,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:11,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:17:11,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:11,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:17:11,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:17:11,537 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) [2024-11-28 05:17:16,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:16,858 INFO L93 Difference]: Finished difference Result 28829 states and 40159 transitions. [2024-11-28 05:17:16,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:17:16,858 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:17:16,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:16,879 INFO L225 Difference]: With dead ends: 28829 [2024-11-28 05:17:16,879 INFO L226 Difference]: Without dead ends: 24323 [2024-11-28 05:17:16,886 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 [2024-11-28 05:17:16,887 INFO L435 NwaCegarLoop]: 2117 mSDtfsCounter, 15752 mSDsluCounter, 6736 mSDsCounter, 0 mSdLazyCounter, 8765 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15752 SdHoareTripleChecker+Valid, 8853 SdHoareTripleChecker+Invalid, 8807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 8765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:16,887 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15752 Valid, 8853 Invalid, 8807 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [42 Valid, 8765 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 05:17:16,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states. [2024-11-28 05:17:17,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 19126. [2024-11-28 05:17:17,086 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) [2024-11-28 05:17:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19126 states to 19126 states and 25913 transitions. [2024-11-28 05:17:17,107 INFO L78 Accepts]: Start accepts. Automaton has 19126 states and 25913 transitions. Word has length 83 [2024-11-28 05:17:17,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:17,107 INFO L471 AbstractCegarLoop]: Abstraction has 19126 states and 25913 transitions. [2024-11-28 05:17:17,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 19126 states and 25913 transitions. [2024-11-28 05:17:17,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:17:17,115 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:17,115 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:17,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 05:17:17,115 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)] === [2024-11-28 05:17:17,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:17,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1768707315, now seen corresponding path program 1 times [2024-11-28 05:17:17,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:17,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052901554] [2024-11-28 05:17:17,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:17,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:17,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:17,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:17,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052901554] [2024-11-28 05:17:17,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052901554] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:17,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:17,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 05:17:17,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011158245] [2024-11-28 05:17:17,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:17,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:17:17,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:17,711 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:17:17,711 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:17:17,711 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) [2024-11-28 05:17:26,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:26,061 INFO L93 Difference]: Finished difference Result 28367 states and 39399 transitions. [2024-11-28 05:17:26,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 05:17:26,062 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 [2024-11-28 05:17:26,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:26,082 INFO L225 Difference]: With dead ends: 28367 [2024-11-28 05:17:26,082 INFO L226 Difference]: Without dead ends: 23867 [2024-11-28 05:17:26,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=150, Invalid=402, Unknown=0, NotChecked=0, Total=552 [2024-11-28 05:17:26,089 INFO L435 NwaCegarLoop]: 2105 mSDtfsCounter, 20261 mSDsluCounter, 12299 mSDsCounter, 0 mSdLazyCounter, 14472 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s 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, 7.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:26,089 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20261 Valid, 14404 Invalid, 14538 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [66 Valid, 14472 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2024-11-28 05:17:26,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23867 states. [2024-11-28 05:17:26,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23867 to 19139. [2024-11-28 05:17:26,290 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) [2024-11-28 05:17:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19139 states to 19139 states and 25934 transitions. [2024-11-28 05:17:26,312 INFO L78 Accepts]: Start accepts. Automaton has 19139 states and 25934 transitions. Word has length 83 [2024-11-28 05:17:26,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:26,312 INFO L471 AbstractCegarLoop]: Abstraction has 19139 states and 25934 transitions. [2024-11-28 05:17:26,312 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) [2024-11-28 05:17:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 19139 states and 25934 transitions. [2024-11-28 05:17:26,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:17:26,321 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:26,321 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:26,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 05:17:26,321 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)] === [2024-11-28 05:17:26,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:26,322 INFO L85 PathProgramCache]: Analyzing trace with hash 774058097, now seen corresponding path program 1 times [2024-11-28 05:17:26,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:26,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831113406] [2024-11-28 05:17:26,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:26,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:26,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:26,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831113406] [2024-11-28 05:17:26,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831113406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:26,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:26,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:17:26,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851204060] [2024-11-28 05:17:26,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:26,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:17:26,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:26,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:17:26,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:17:26,808 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) [2024-11-28 05:17:33,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:33,189 INFO L93 Difference]: Finished difference Result 29196 states and 40315 transitions. [2024-11-28 05:17:33,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:17:33,190 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:17:33,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:33,220 INFO L225 Difference]: With dead ends: 29196 [2024-11-28 05:17:33,220 INFO L226 Difference]: Without dead ends: 29186 [2024-11-28 05:17:33,224 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:17:33,225 INFO L435 NwaCegarLoop]: 2185 mSDtfsCounter, 21498 mSDsluCounter, 6842 mSDsCounter, 0 mSdLazyCounter, 9324 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21498 SdHoareTripleChecker+Valid, 9027 SdHoareTripleChecker+Invalid, 9388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 9324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:33,226 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21498 Valid, 9027 Invalid, 9388 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [64 Valid, 9324 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-28 05:17:33,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29186 states. [2024-11-28 05:17:33,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29186 to 19139. [2024-11-28 05:17:33,458 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) [2024-11-28 05:17:33,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19139 states to 19139 states and 25933 transitions. [2024-11-28 05:17:33,479 INFO L78 Accepts]: Start accepts. Automaton has 19139 states and 25933 transitions. Word has length 83 [2024-11-28 05:17:33,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:33,479 INFO L471 AbstractCegarLoop]: Abstraction has 19139 states and 25933 transitions. [2024-11-28 05:17:33,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:33,479 INFO L276 IsEmpty]: Start isEmpty. Operand 19139 states and 25933 transitions. [2024-11-28 05:17:33,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-28 05:17:33,486 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:33,486 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:33,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 05:17:33,486 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)] === [2024-11-28 05:17:33,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:33,487 INFO L85 PathProgramCache]: Analyzing trace with hash 565746600, now seen corresponding path program 1 times [2024-11-28 05:17:33,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:33,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575209669] [2024-11-28 05:17:33,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:33,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:34,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:34,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:34,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575209669] [2024-11-28 05:17:34,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575209669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:34,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:34,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:17:34,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941337459] [2024-11-28 05:17:34,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:34,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:17:34,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:34,331 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:17:34,331 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:17:34,331 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) [2024-11-28 05:17:39,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:39,373 INFO L93 Difference]: Finished difference Result 31125 states and 43633 transitions. [2024-11-28 05:17:39,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 05:17:39,374 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-28 05:17:39,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:39,390 INFO L225 Difference]: With dead ends: 31125 [2024-11-28 05:17:39,390 INFO L226 Difference]: Without dead ends: 26551 [2024-11-28 05:17:39,394 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-11-28 05:17:39,398 INFO L435 NwaCegarLoop]: 3713 mSDtfsCounter, 19194 mSDsluCounter, 23425 mSDsCounter, 0 mSdLazyCounter, 4274 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s 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, 4.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:39,398 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19194 Valid, 27138 Invalid, 4279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 4274 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-28 05:17:39,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26551 states. [2024-11-28 05:17:39,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26551 to 19063. [2024-11-28 05:17:39,582 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) [2024-11-28 05:17:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19063 states to 19063 states and 25829 transitions. [2024-11-28 05:17:39,602 INFO L78 Accepts]: Start accepts. Automaton has 19063 states and 25829 transitions. Word has length 83 [2024-11-28 05:17:39,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:39,602 INFO L471 AbstractCegarLoop]: Abstraction has 19063 states and 25829 transitions. [2024-11-28 05:17:39,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.384615384615385) internal successors, (83), 13 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 19063 states and 25829 transitions. [2024-11-28 05:17:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:39,610 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:39,610 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:39,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 05:17:39,610 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)] === [2024-11-28 05:17:39,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:39,611 INFO L85 PathProgramCache]: Analyzing trace with hash -107464423, now seen corresponding path program 1 times [2024-11-28 05:17:39,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:39,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538337477] [2024-11-28 05:17:39,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:39,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:39,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:39,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538337477] [2024-11-28 05:17:39,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538337477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:39,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:39,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:39,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530080948] [2024-11-28 05:17:39,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:39,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:39,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:39,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:39,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:39,717 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) [2024-11-28 05:17:39,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:39,954 INFO L93 Difference]: Finished difference Result 26190 states and 36874 transitions. [2024-11-28 05:17:39,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:39,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 05:17:39,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:39,970 INFO L225 Difference]: With dead ends: 26190 [2024-11-28 05:17:39,970 INFO L226 Difference]: Without dead ends: 19521 [2024-11-28 05:17:39,976 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:39,977 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:39,977 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2546 Valid, 5662 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:17:39,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19521 states. [2024-11-28 05:17:40,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19521 to 15697. [2024-11-28 05:17:40,117 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) [2024-11-28 05:17:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15697 states to 15697 states and 21621 transitions. [2024-11-28 05:17:40,133 INFO L78 Accepts]: Start accepts. Automaton has 15697 states and 21621 transitions. Word has length 84 [2024-11-28 05:17:40,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:40,133 INFO L471 AbstractCegarLoop]: Abstraction has 15697 states and 21621 transitions. [2024-11-28 05:17:40,133 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) [2024-11-28 05:17:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 15697 states and 21621 transitions. [2024-11-28 05:17:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:40,139 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:40,139 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, 1] [2024-11-28 05:17:40,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 05:17:40,139 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)] === [2024-11-28 05:17:40,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:40,140 INFO L85 PathProgramCache]: Analyzing trace with hash -951518663, now seen corresponding path program 1 times [2024-11-28 05:17:40,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:40,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817662161] [2024-11-28 05:17:40,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:40,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:40,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:40,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:40,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817662161] [2024-11-28 05:17:40,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817662161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:40,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:40,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:40,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919222865] [2024-11-28 05:17:40,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:40,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:40,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:40,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:40,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:40,223 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) [2024-11-28 05:17:40,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:40,441 INFO L93 Difference]: Finished difference Result 26335 states and 38012 transitions. [2024-11-28 05:17:40,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:40,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 05:17:40,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:40,457 INFO L225 Difference]: With dead ends: 26335 [2024-11-28 05:17:40,457 INFO L226 Difference]: Without dead ends: 19646 [2024-11-28 05:17:40,463 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:40,464 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 [2024-11-28 05:17:40,464 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] [2024-11-28 05:17:40,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19646 states. [2024-11-28 05:17:40,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19646 to 19644. [2024-11-28 05:17:40,623 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) [2024-11-28 05:17:40,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19644 states to 19644 states and 27756 transitions. [2024-11-28 05:17:40,644 INFO L78 Accepts]: Start accepts. Automaton has 19644 states and 27756 transitions. Word has length 84 [2024-11-28 05:17:40,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:40,644 INFO L471 AbstractCegarLoop]: Abstraction has 19644 states and 27756 transitions. [2024-11-28 05:17:40,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:40,645 INFO L276 IsEmpty]: Start isEmpty. Operand 19644 states and 27756 transitions. [2024-11-28 05:17:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:40,650 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:40,651 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:40,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 05:17:40,651 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)] === [2024-11-28 05:17:40,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:40,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1226615281, now seen corresponding path program 1 times [2024-11-28 05:17:40,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:40,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613708851] [2024-11-28 05:17:40,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:40,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:40,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:40,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613708851] [2024-11-28 05:17:40,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613708851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:40,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:40,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:40,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589360477] [2024-11-28 05:17:40,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:40,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:40,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:40,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:40,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:40,749 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) [2024-11-28 05:17:40,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:40,977 INFO L93 Difference]: Finished difference Result 44177 states and 64107 transitions. [2024-11-28 05:17:40,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:40,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 05:17:40,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:41,004 INFO L225 Difference]: With dead ends: 44177 [2024-11-28 05:17:41,004 INFO L226 Difference]: Without dead ends: 32102 [2024-11-28 05:17:41,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:41,016 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 [2024-11-28 05:17:41,017 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] [2024-11-28 05:17:41,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32102 states. [2024-11-28 05:17:41,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32102 to 32086. [2024-11-28 05:17:41,401 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) [2024-11-28 05:17:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32086 states to 32086 states and 45676 transitions. [2024-11-28 05:17:41,467 INFO L78 Accepts]: Start accepts. Automaton has 32086 states and 45676 transitions. Word has length 84 [2024-11-28 05:17:41,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:41,467 INFO L471 AbstractCegarLoop]: Abstraction has 32086 states and 45676 transitions. [2024-11-28 05:17:41,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:41,467 INFO L276 IsEmpty]: Start isEmpty. Operand 32086 states and 45676 transitions. [2024-11-28 05:17:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:41,485 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:41,485 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, 1, 1, 1] [2024-11-28 05:17:41,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 05:17:41,485 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)] === [2024-11-28 05:17:41,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:41,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1452311755, now seen corresponding path program 1 times [2024-11-28 05:17:41,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:41,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133535470] [2024-11-28 05:17:41,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:41,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:41,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:41,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133535470] [2024-11-28 05:17:41,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133535470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:41,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:41,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:41,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561419352] [2024-11-28 05:17:41,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:41,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:41,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:41,737 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:41,737 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:41,737 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) [2024-11-28 05:17:42,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:42,259 INFO L93 Difference]: Finished difference Result 60462 states and 87724 transitions. [2024-11-28 05:17:42,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:42,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 05:17:42,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:42,310 INFO L225 Difference]: With dead ends: 60462 [2024-11-28 05:17:42,310 INFO L226 Difference]: Without dead ends: 34735 [2024-11-28 05:17:42,343 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:42,344 INFO L435 NwaCegarLoop]: 2968 mSDtfsCounter, 2941 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:42,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2941 Valid, 3857 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 05:17:42,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34735 states. [2024-11-28 05:17:42,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34735 to 28136. [2024-11-28 05:17:42,640 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) [2024-11-28 05:17:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28136 states to 28136 states and 40469 transitions. [2024-11-28 05:17:42,672 INFO L78 Accepts]: Start accepts. Automaton has 28136 states and 40469 transitions. Word has length 84 [2024-11-28 05:17:42,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:42,672 INFO L471 AbstractCegarLoop]: Abstraction has 28136 states and 40469 transitions. [2024-11-28 05:17:42,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:42,672 INFO L276 IsEmpty]: Start isEmpty. Operand 28136 states and 40469 transitions. [2024-11-28 05:17:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:42,678 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:42,679 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:42,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 05:17:42,679 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)] === [2024-11-28 05:17:42,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:42,680 INFO L85 PathProgramCache]: Analyzing trace with hash -975845154, now seen corresponding path program 1 times [2024-11-28 05:17:42,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:42,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789960303] [2024-11-28 05:17:42,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:42,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:42,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:42,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:42,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789960303] [2024-11-28 05:17:42,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789960303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:42,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:42,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:42,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67246139] [2024-11-28 05:17:42,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:42,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:42,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:42,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:42,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:42,765 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) [2024-11-28 05:17:43,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:43,399 INFO L93 Difference]: Finished difference Result 69156 states and 101420 transitions. [2024-11-28 05:17:43,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:43,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 05:17:43,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:43,440 INFO L225 Difference]: With dead ends: 69156 [2024-11-28 05:17:43,440 INFO L226 Difference]: Without dead ends: 47887 [2024-11-28 05:17:43,447 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:43,447 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:43,448 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1938 Valid, 5564 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:17:43,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47887 states. [2024-11-28 05:17:43,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47887 to 47871. [2024-11-28 05:17:43,834 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) [2024-11-28 05:17:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47871 states to 47871 states and 68988 transitions. [2024-11-28 05:17:43,893 INFO L78 Accepts]: Start accepts. Automaton has 47871 states and 68988 transitions. Word has length 84 [2024-11-28 05:17:43,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:43,893 INFO L471 AbstractCegarLoop]: Abstraction has 47871 states and 68988 transitions. [2024-11-28 05:17:43,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 47871 states and 68988 transitions. [2024-11-28 05:17:43,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:43,906 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:43,906 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:43,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-28 05:17:43,907 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)] === [2024-11-28 05:17:43,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:43,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1390076662, now seen corresponding path program 1 times [2024-11-28 05:17:43,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:43,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619148077] [2024-11-28 05:17:43,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:43,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:44,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:44,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619148077] [2024-11-28 05:17:44,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619148077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:44,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:44,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:17:44,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647169234] [2024-11-28 05:17:44,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:44,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:17:44,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:44,431 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:17:44,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:17:44,431 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) [2024-11-28 05:17:50,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:50,421 INFO L93 Difference]: Finished difference Result 78686 states and 113768 transitions. [2024-11-28 05:17:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:17:50,422 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 [2024-11-28 05:17:50,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:50,484 INFO L225 Difference]: With dead ends: 78686 [2024-11-28 05:17:50,484 INFO L226 Difference]: Without dead ends: 69072 [2024-11-28 05:17:50,499 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 [2024-11-28 05:17:50,500 INFO L435 NwaCegarLoop]: 1536 mSDtfsCounter, 12619 mSDsluCounter, 7877 mSDsCounter, 0 mSdLazyCounter, 9445 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12619 SdHoareTripleChecker+Valid, 9413 SdHoareTripleChecker+Invalid, 9491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 9445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:50,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12619 Valid, 9413 Invalid, 9491 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [46 Valid, 9445 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-28 05:17:50,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69072 states. [2024-11-28 05:17:51,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69072 to 47688. [2024-11-28 05:17:51,144 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) [2024-11-28 05:17:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47688 states to 47688 states and 68757 transitions. [2024-11-28 05:17:51,204 INFO L78 Accepts]: Start accepts. Automaton has 47688 states and 68757 transitions. Word has length 84 [2024-11-28 05:17:51,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:51,204 INFO L471 AbstractCegarLoop]: Abstraction has 47688 states and 68757 transitions. [2024-11-28 05:17:51,204 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) [2024-11-28 05:17:51,204 INFO L276 IsEmpty]: Start isEmpty. Operand 47688 states and 68757 transitions. [2024-11-28 05:17:51,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:51,212 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:51,213 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:51,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 05:17:51,213 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)] === [2024-11-28 05:17:51,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:51,213 INFO L85 PathProgramCache]: Analyzing trace with hash 315776968, now seen corresponding path program 1 times [2024-11-28 05:17:51,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:51,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575213090] [2024-11-28 05:17:51,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:51,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:52,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:52,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575213090] [2024-11-28 05:17:52,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575213090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:52,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:52,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:17:52,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148596341] [2024-11-28 05:17:52,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:52,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:17:52,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:52,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:17:52,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:17:52,420 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) [2024-11-28 05:17:55,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:55,400 INFO L93 Difference]: Finished difference Result 67810 states and 98337 transitions. [2024-11-28 05:17:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:17:55,401 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-28 05:17:55,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:55,482 INFO L225 Difference]: With dead ends: 67810 [2024-11-28 05:17:55,482 INFO L226 Difference]: Without dead ends: 67797 [2024-11-28 05:17:55,499 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2024-11-28 05:17:55,499 INFO L435 NwaCegarLoop]: 2751 mSDtfsCounter, 16440 mSDsluCounter, 15113 mSDsCounter, 0 mSdLazyCounter, 2476 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16440 SdHoareTripleChecker+Valid, 17864 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:55,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16440 Valid, 17864 Invalid, 2495 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 2476 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-28 05:17:55,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67797 states. [2024-11-28 05:17:56,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67797 to 47675. [2024-11-28 05:17:56,296 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) [2024-11-28 05:17:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47675 states to 47675 states and 68744 transitions. [2024-11-28 05:17:56,357 INFO L78 Accepts]: Start accepts. Automaton has 47675 states and 68744 transitions. Word has length 84 [2024-11-28 05:17:56,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:56,357 INFO L471 AbstractCegarLoop]: Abstraction has 47675 states and 68744 transitions. [2024-11-28 05:17:56,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:17:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 47675 states and 68744 transitions. [2024-11-28 05:17:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:17:56,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:56,366 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:56,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 05:17:56,366 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)] === [2024-11-28 05:17:56,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:56,367 INFO L85 PathProgramCache]: Analyzing trace with hash 595434059, now seen corresponding path program 1 times [2024-11-28 05:17:56,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:56,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652091676] [2024-11-28 05:17:56,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:56,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:17:56,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:56,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652091676] [2024-11-28 05:17:56,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652091676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:56,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:56,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:17:56,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627992743] [2024-11-28 05:17:56,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:56,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:17:56,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:56,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:17:56,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:17:56,768 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) [2024-11-28 05:18:01,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:01,463 INFO L93 Difference]: Finished difference Result 74003 states and 106433 transitions. [2024-11-28 05:18:01,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:18:01,464 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 [2024-11-28 05:18:01,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:01,529 INFO L225 Difference]: With dead ends: 74003 [2024-11-28 05:18:01,529 INFO L226 Difference]: Without dead ends: 73387 [2024-11-28 05:18:01,543 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 [2024-11-28 05:18:01,544 INFO L435 NwaCegarLoop]: 1664 mSDtfsCounter, 7690 mSDsluCounter, 5193 mSDsCounter, 0 mSdLazyCounter, 7006 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s 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, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:01,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7690 Valid, 6857 Invalid, 7061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 7006 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 05:18:01,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73387 states. [2024-11-28 05:18:02,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73387 to 47659. [2024-11-28 05:18:02,438 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) [2024-11-28 05:18:02,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47659 states to 47659 states and 68720 transitions. [2024-11-28 05:18:02,496 INFO L78 Accepts]: Start accepts. Automaton has 47659 states and 68720 transitions. Word has length 84 [2024-11-28 05:18:02,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:02,497 INFO L471 AbstractCegarLoop]: Abstraction has 47659 states and 68720 transitions. [2024-11-28 05:18:02,497 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) [2024-11-28 05:18:02,497 INFO L276 IsEmpty]: Start isEmpty. Operand 47659 states and 68720 transitions. [2024-11-28 05:18:02,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:02,507 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:02,507 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] [2024-11-28 05:18:02,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-28 05:18:02,507 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)] === [2024-11-28 05:18:02,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:02,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1429360187, now seen corresponding path program 1 times [2024-11-28 05:18:02,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:02,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072055813] [2024-11-28 05:18:02,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:02,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:02,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:02,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:02,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072055813] [2024-11-28 05:18:02,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072055813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:02,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:02,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:18:02,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466265068] [2024-11-28 05:18:02,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:02,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:18:02,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:02,588 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:18:02,588 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:18:02,588 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) [2024-11-28 05:18:02,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:02,956 INFO L93 Difference]: Finished difference Result 96674 states and 141332 transitions. [2024-11-28 05:18:02,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:18:02,956 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 [2024-11-28 05:18:02,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:03,011 INFO L225 Difference]: With dead ends: 96674 [2024-11-28 05:18:03,011 INFO L226 Difference]: Without dead ends: 53556 [2024-11-28 05:18:03,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:18:03,034 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 [2024-11-28 05:18:03,035 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] [2024-11-28 05:18:03,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53556 states. [2024-11-28 05:18:03,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53556 to 42915. [2024-11-28 05:18:03,904 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) [2024-11-28 05:18:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42915 states to 42915 states and 62581 transitions. [2024-11-28 05:18:03,984 INFO L78 Accepts]: Start accepts. Automaton has 42915 states and 62581 transitions. Word has length 85 [2024-11-28 05:18:03,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:03,985 INFO L471 AbstractCegarLoop]: Abstraction has 42915 states and 62581 transitions. [2024-11-28 05:18:03,985 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) [2024-11-28 05:18:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 42915 states and 62581 transitions. [2024-11-28 05:18:03,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:03,995 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:03,995 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] [2024-11-28 05:18:03,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-28 05:18:03,995 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)] === [2024-11-28 05:18:03,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:03,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1254938234, now seen corresponding path program 1 times [2024-11-28 05:18:03,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:03,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321561744] [2024-11-28 05:18:03,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:03,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:04,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:04,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321561744] [2024-11-28 05:18:04,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321561744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:04,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:04,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:18:04,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666895223] [2024-11-28 05:18:04,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:04,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:18:04,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:04,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:18:04,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:18:04,426 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) [2024-11-28 05:18:04,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:04,651 INFO L93 Difference]: Finished difference Result 42915 states and 62581 transitions. [2024-11-28 05:18:04,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:18:04,652 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 [2024-11-28 05:18:04,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:04,722 INFO L225 Difference]: With dead ends: 42915 [2024-11-28 05:18:04,722 INFO L226 Difference]: Without dead ends: 42913 [2024-11-28 05:18:04,737 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 [2024-11-28 05:18:04,738 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 [2024-11-28 05:18:04,741 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] [2024-11-28 05:18:04,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42913 states. [2024-11-28 05:18:05,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42913 to 42913. [2024-11-28 05:18:05,421 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) [2024-11-28 05:18:05,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42913 states to 42913 states and 62577 transitions. [2024-11-28 05:18:05,477 INFO L78 Accepts]: Start accepts. Automaton has 42913 states and 62577 transitions. Word has length 85 [2024-11-28 05:18:05,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:05,478 INFO L471 AbstractCegarLoop]: Abstraction has 42913 states and 62577 transitions. [2024-11-28 05:18:05,478 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) [2024-11-28 05:18:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 42913 states and 62577 transitions. [2024-11-28 05:18:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:05,484 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:05,484 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] [2024-11-28 05:18:05,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-28 05:18:05,484 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)] === [2024-11-28 05:18:05,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:05,485 INFO L85 PathProgramCache]: Analyzing trace with hash 727290733, now seen corresponding path program 1 times [2024-11-28 05:18:05,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:05,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102393188] [2024-11-28 05:18:05,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:05,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:06,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:06,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102393188] [2024-11-28 05:18:06,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102393188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:06,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:06,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:18:06,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484324669] [2024-11-28 05:18:06,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:06,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:18:06,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:06,079 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:18:06,079 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:18:06,080 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) [2024-11-28 05:18:06,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:06,238 INFO L93 Difference]: Finished difference Result 42913 states and 62577 transitions. [2024-11-28 05:18:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:18:06,238 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 [2024-11-28 05:18:06,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:06,300 INFO L225 Difference]: With dead ends: 42913 [2024-11-28 05:18:06,300 INFO L226 Difference]: Without dead ends: 42911 [2024-11-28 05:18:06,313 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 [2024-11-28 05:18:06,313 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 [2024-11-28 05:18:06,314 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] [2024-11-28 05:18:06,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42911 states. [2024-11-28 05:18:06,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42911 to 42911. [2024-11-28 05:18:06,906 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) [2024-11-28 05:18:06,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42911 states to 42911 states and 62570 transitions. [2024-11-28 05:18:06,959 INFO L78 Accepts]: Start accepts. Automaton has 42911 states and 62570 transitions. Word has length 85 [2024-11-28 05:18:06,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:06,960 INFO L471 AbstractCegarLoop]: Abstraction has 42911 states and 62570 transitions. [2024-11-28 05:18:06,960 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) [2024-11-28 05:18:06,960 INFO L276 IsEmpty]: Start isEmpty. Operand 42911 states and 62570 transitions. [2024-11-28 05:18:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:06,968 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:06,968 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] [2024-11-28 05:18:06,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-28 05:18:06,968 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)] === [2024-11-28 05:18:06,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:06,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1771084166, now seen corresponding path program 1 times [2024-11-28 05:18:06,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:06,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043877836] [2024-11-28 05:18:06,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:06,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:07,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:07,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043877836] [2024-11-28 05:18:07,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043877836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:07,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:07,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:18:07,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589994736] [2024-11-28 05:18:07,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:07,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:18:07,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:07,285 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:18:07,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:18:07,285 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) [2024-11-28 05:18:07,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:07,447 INFO L93 Difference]: Finished difference Result 42911 states and 62570 transitions. [2024-11-28 05:18:07,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:18:07,448 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 [2024-11-28 05:18:07,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:07,510 INFO L225 Difference]: With dead ends: 42911 [2024-11-28 05:18:07,511 INFO L226 Difference]: Without dead ends: 42909 [2024-11-28 05:18:07,524 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 [2024-11-28 05:18:07,524 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 [2024-11-28 05:18:07,525 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] [2024-11-28 05:18:07,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42909 states. [2024-11-28 05:18:08,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42909 to 42909. [2024-11-28 05:18:08,347 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) [2024-11-28 05:18:08,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42909 states to 42909 states and 62563 transitions. [2024-11-28 05:18:08,428 INFO L78 Accepts]: Start accepts. Automaton has 42909 states and 62563 transitions. Word has length 85 [2024-11-28 05:18:08,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:08,429 INFO L471 AbstractCegarLoop]: Abstraction has 42909 states and 62563 transitions. [2024-11-28 05:18:08,429 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) [2024-11-28 05:18:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 42909 states and 62563 transitions. [2024-11-28 05:18:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:08,439 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:08,440 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] [2024-11-28 05:18:08,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-28 05:18:08,440 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)] === [2024-11-28 05:18:08,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:08,440 INFO L85 PathProgramCache]: Analyzing trace with hash 815038166, now seen corresponding path program 1 times [2024-11-28 05:18:08,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:08,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408494135] [2024-11-28 05:18:08,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:08,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:08,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:08,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:08,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408494135] [2024-11-28 05:18:08,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408494135] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:08,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:08,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:18:08,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859695949] [2024-11-28 05:18:08,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:08,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:18:08,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:08,884 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:18:08,884 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:18:08,884 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) [2024-11-28 05:18:09,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:09,300 INFO L93 Difference]: Finished difference Result 42909 states and 62563 transitions. [2024-11-28 05:18:09,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:18:09,300 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 [2024-11-28 05:18:09,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:09,337 INFO L225 Difference]: With dead ends: 42909 [2024-11-28 05:18:09,338 INFO L226 Difference]: Without dead ends: 42907 [2024-11-28 05:18:09,345 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 [2024-11-28 05:18:09,346 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 [2024-11-28 05:18:09,346 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] [2024-11-28 05:18:09,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42907 states. [2024-11-28 05:18:09,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42907 to 42907. [2024-11-28 05:18:09,695 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) [2024-11-28 05:18:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42907 states to 42907 states and 62556 transitions. [2024-11-28 05:18:09,747 INFO L78 Accepts]: Start accepts. Automaton has 42907 states and 62556 transitions. Word has length 85 [2024-11-28 05:18:09,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:09,747 INFO L471 AbstractCegarLoop]: Abstraction has 42907 states and 62556 transitions. [2024-11-28 05:18:09,747 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) [2024-11-28 05:18:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 42907 states and 62556 transitions. [2024-11-28 05:18:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:09,753 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:09,754 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] [2024-11-28 05:18:09,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-28 05:18:09,754 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)] === [2024-11-28 05:18:09,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:09,754 INFO L85 PathProgramCache]: Analyzing trace with hash -774698795, now seen corresponding path program 1 times [2024-11-28 05:18:09,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:09,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763583134] [2024-11-28 05:18:09,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:09,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:10,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:10,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763583134] [2024-11-28 05:18:10,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763583134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:10,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:10,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:18:10,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253567978] [2024-11-28 05:18:10,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:10,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:18:10,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:10,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:18:10,331 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:18:10,331 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) [2024-11-28 05:18:15,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:15,261 INFO L93 Difference]: Finished difference Result 54578 states and 79187 transitions. [2024-11-28 05:18:15,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:18:15,262 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 [2024-11-28 05:18:15,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:15,319 INFO L225 Difference]: With dead ends: 54578 [2024-11-28 05:18:15,319 INFO L226 Difference]: Without dead ends: 53673 [2024-11-28 05:18:15,330 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:18:15,331 INFO L435 NwaCegarLoop]: 1472 mSDtfsCounter, 6513 mSDsluCounter, 6272 mSDsCounter, 0 mSdLazyCounter, 8051 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s 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, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:15,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6513 Valid, 7744 Invalid, 8059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8051 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 05:18:15,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53673 states. [2024-11-28 05:18:15,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53673 to 42907. [2024-11-28 05:18:15,931 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) [2024-11-28 05:18:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42907 states to 42907 states and 62554 transitions. [2024-11-28 05:18:15,983 INFO L78 Accepts]: Start accepts. Automaton has 42907 states and 62554 transitions. Word has length 85 [2024-11-28 05:18:15,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:15,984 INFO L471 AbstractCegarLoop]: Abstraction has 42907 states and 62554 transitions. [2024-11-28 05:18:15,984 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) [2024-11-28 05:18:15,984 INFO L276 IsEmpty]: Start isEmpty. Operand 42907 states and 62554 transitions. [2024-11-28 05:18:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:15,990 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:15,990 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] [2024-11-28 05:18:15,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-28 05:18:15,990 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)] === [2024-11-28 05:18:15,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:15,991 INFO L85 PathProgramCache]: Analyzing trace with hash -2023564739, now seen corresponding path program 1 times [2024-11-28 05:18:15,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:15,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686162281] [2024-11-28 05:18:15,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:15,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:16,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:16,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:16,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686162281] [2024-11-28 05:18:16,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686162281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:16,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:16,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:18:16,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332844732] [2024-11-28 05:18:16,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:16,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:18:16,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:16,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:18:16,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:18:16,321 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) [2024-11-28 05:18:20,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:20,507 INFO L93 Difference]: Finished difference Result 54898 states and 79597 transitions. [2024-11-28 05:18:20,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:18:20,507 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-11-28 05:18:20,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:20,562 INFO L225 Difference]: With dead ends: 54898 [2024-11-28 05:18:20,562 INFO L226 Difference]: Without dead ends: 54300 [2024-11-28 05:18:20,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:18:20,574 INFO L435 NwaCegarLoop]: 1547 mSDtfsCounter, 11229 mSDsluCounter, 4980 mSDsCounter, 0 mSdLazyCounter, 6284 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s 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, 3.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:20,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11229 Valid, 6527 Invalid, 6311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 6284 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-28 05:18:20,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54300 states. [2024-11-28 05:18:21,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54300 to 42901. [2024-11-28 05:18:21,330 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) [2024-11-28 05:18:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42901 states to 42901 states and 62546 transitions. [2024-11-28 05:18:21,409 INFO L78 Accepts]: Start accepts. Automaton has 42901 states and 62546 transitions. Word has length 85 [2024-11-28 05:18:21,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:21,410 INFO L471 AbstractCegarLoop]: Abstraction has 42901 states and 62546 transitions. [2024-11-28 05:18:21,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:18:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 42901 states and 62546 transitions. [2024-11-28 05:18:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:21,421 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:21,421 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] [2024-11-28 05:18:21,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-28 05:18:21,421 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)] === [2024-11-28 05:18:21,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:21,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1142501882, now seen corresponding path program 1 times [2024-11-28 05:18:21,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:21,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517524422] [2024-11-28 05:18:21,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:21,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:21,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:21,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517524422] [2024-11-28 05:18:21,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517524422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:21,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:21,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:18:21,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236143005] [2024-11-28 05:18:21,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:21,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:18:21,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:21,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:18:21,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:18:21,926 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) [2024-11-28 05:18:26,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:26,294 INFO L93 Difference]: Finished difference Result 99131 states and 145932 transitions. [2024-11-28 05:18:26,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 05:18:26,294 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-11-28 05:18:26,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:26,401 INFO L225 Difference]: With dead ends: 99131 [2024-11-28 05:18:26,401 INFO L226 Difference]: Without dead ends: 98536 [2024-11-28 05:18:26,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-28 05:18:26,422 INFO L435 NwaCegarLoop]: 1524 mSDtfsCounter, 13332 mSDsluCounter, 4962 mSDsCounter, 0 mSdLazyCounter, 6188 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s 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, 3.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:26,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13332 Valid, 6486 Invalid, 6220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 6188 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-28 05:18:26,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98536 states. [2024-11-28 05:18:27,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98536 to 42901. [2024-11-28 05:18:27,329 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) [2024-11-28 05:18:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42901 states to 42901 states and 62545 transitions. [2024-11-28 05:18:27,379 INFO L78 Accepts]: Start accepts. Automaton has 42901 states and 62545 transitions. Word has length 85 [2024-11-28 05:18:27,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:27,380 INFO L471 AbstractCegarLoop]: Abstraction has 42901 states and 62545 transitions. [2024-11-28 05:18:27,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:18:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 42901 states and 62545 transitions. [2024-11-28 05:18:27,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:27,386 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:27,386 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] [2024-11-28 05:18:27,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-28 05:18:27,386 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)] === [2024-11-28 05:18:27,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:27,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1515436774, now seen corresponding path program 1 times [2024-11-28 05:18:27,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:27,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572551696] [2024-11-28 05:18:27,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:27,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:27,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:27,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572551696] [2024-11-28 05:18:27,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572551696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:27,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:27,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:18:27,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268210270] [2024-11-28 05:18:27,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:27,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:18:27,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:27,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:18:27,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:18:27,768 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) [2024-11-28 05:18:34,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:34,197 INFO L93 Difference]: Finished difference Result 65511 states and 95351 transitions. [2024-11-28 05:18:34,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:18:34,198 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 [2024-11-28 05:18:34,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:34,266 INFO L225 Difference]: With dead ends: 65511 [2024-11-28 05:18:34,266 INFO L226 Difference]: Without dead ends: 63109 [2024-11-28 05:18:34,282 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 [2024-11-28 05:18:34,282 INFO L435 NwaCegarLoop]: 1620 mSDtfsCounter, 12166 mSDsluCounter, 8177 mSDsCounter, 0 mSdLazyCounter, 9725 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12166 SdHoareTripleChecker+Valid, 9797 SdHoareTripleChecker+Invalid, 9770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 9725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:34,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12166 Valid, 9797 Invalid, 9770 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [45 Valid, 9725 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-28 05:18:34,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63109 states. [2024-11-28 05:18:34,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63109 to 42869. [2024-11-28 05:18:34,990 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) [2024-11-28 05:18:35,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42869 states to 42869 states and 62504 transitions. [2024-11-28 05:18:35,042 INFO L78 Accepts]: Start accepts. Automaton has 42869 states and 62504 transitions. Word has length 85 [2024-11-28 05:18:35,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:35,042 INFO L471 AbstractCegarLoop]: Abstraction has 42869 states and 62504 transitions. [2024-11-28 05:18:35,042 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) [2024-11-28 05:18:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 42869 states and 62504 transitions. [2024-11-28 05:18:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:35,048 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:35,048 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] [2024-11-28 05:18:35,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-28 05:18:35,048 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)] === [2024-11-28 05:18:35,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:35,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1229433867, now seen corresponding path program 1 times [2024-11-28 05:18:35,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:35,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631541915] [2024-11-28 05:18:35,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:35,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:35,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:35,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631541915] [2024-11-28 05:18:35,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631541915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:35,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:35,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:18:35,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930241550] [2024-11-28 05:18:35,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:35,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:18:35,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:35,563 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:18:35,563 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:18:35,563 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) [2024-11-28 05:18:40,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:40,550 INFO L93 Difference]: Finished difference Result 64667 states and 94302 transitions. [2024-11-28 05:18:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:18:40,551 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 [2024-11-28 05:18:40,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:40,614 INFO L225 Difference]: With dead ends: 64667 [2024-11-28 05:18:40,614 INFO L226 Difference]: Without dead ends: 62137 [2024-11-28 05:18:40,628 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-28 05:18:40,628 INFO L435 NwaCegarLoop]: 1477 mSDtfsCounter, 12314 mSDsluCounter, 7159 mSDsCounter, 0 mSdLazyCounter, 8601 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s 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, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:40,628 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12314 Valid, 8636 Invalid, 8609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8601 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 05:18:40,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62137 states. [2024-11-28 05:18:41,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62137 to 42869. [2024-11-28 05:18:41,214 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) [2024-11-28 05:18:41,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42869 states to 42869 states and 62502 transitions. [2024-11-28 05:18:41,264 INFO L78 Accepts]: Start accepts. Automaton has 42869 states and 62502 transitions. Word has length 85 [2024-11-28 05:18:41,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:41,264 INFO L471 AbstractCegarLoop]: Abstraction has 42869 states and 62502 transitions. [2024-11-28 05:18:41,265 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) [2024-11-28 05:18:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 42869 states and 62502 transitions. [2024-11-28 05:18:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:41,274 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:41,274 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] [2024-11-28 05:18:41,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-28 05:18:41,275 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)] === [2024-11-28 05:18:41,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:41,276 INFO L85 PathProgramCache]: Analyzing trace with hash 411226722, now seen corresponding path program 1 times [2024-11-28 05:18:41,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:41,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597847615] [2024-11-28 05:18:41,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:41,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:41,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:41,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597847615] [2024-11-28 05:18:41,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597847615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:41,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:41,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 05:18:41,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246140721] [2024-11-28 05:18:41,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:41,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:18:41,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:41,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:18:41,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:18:41,728 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) [2024-11-28 05:18:47,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:47,550 INFO L93 Difference]: Finished difference Result 63707 states and 92709 transitions. [2024-11-28 05:18:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:18:47,550 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 [2024-11-28 05:18:47,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:47,611 INFO L225 Difference]: With dead ends: 63707 [2024-11-28 05:18:47,611 INFO L226 Difference]: Without dead ends: 63080 [2024-11-28 05:18:47,625 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-11-28 05:18:47,625 INFO L435 NwaCegarLoop]: 1656 mSDtfsCounter, 12089 mSDsluCounter, 8320 mSDsCounter, 0 mSdLazyCounter, 9866 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12089 SdHoareTripleChecker+Valid, 9976 SdHoareTripleChecker+Invalid, 9910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 9866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:47,625 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12089 Valid, 9976 Invalid, 9910 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [44 Valid, 9866 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 05:18:47,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63080 states. [2024-11-28 05:18:48,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63080 to 42840. [2024-11-28 05:18:48,246 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) [2024-11-28 05:18:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42840 states to 42840 states and 62463 transitions. [2024-11-28 05:18:48,295 INFO L78 Accepts]: Start accepts. Automaton has 42840 states and 62463 transitions. Word has length 85 [2024-11-28 05:18:48,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:48,295 INFO L471 AbstractCegarLoop]: Abstraction has 42840 states and 62463 transitions. [2024-11-28 05:18:48,295 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) [2024-11-28 05:18:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 42840 states and 62463 transitions. [2024-11-28 05:18:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:48,303 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:48,303 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] [2024-11-28 05:18:48,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-28 05:18:48,303 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)] === [2024-11-28 05:18:48,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:48,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1497730046, now seen corresponding path program 1 times [2024-11-28 05:18:48,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:48,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328161083] [2024-11-28 05:18:48,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:48,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:48,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:48,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:48,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328161083] [2024-11-28 05:18:48,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328161083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:48,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:48,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:18:48,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286727127] [2024-11-28 05:18:48,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:48,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 05:18:48,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:48,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 05:18:48,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-28 05:18:48,885 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) [2024-11-28 05:18:57,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:57,138 INFO L93 Difference]: Finished difference Result 64593 states and 93574 transitions. [2024-11-28 05:18:57,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 05:18:57,138 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 [2024-11-28 05:18:57,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:57,207 INFO L225 Difference]: With dead ends: 64593 [2024-11-28 05:18:57,207 INFO L226 Difference]: Without dead ends: 63913 [2024-11-28 05:18:57,221 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2024-11-28 05:18:57,221 INFO L435 NwaCegarLoop]: 1645 mSDtfsCounter, 14193 mSDsluCounter, 11529 mSDsCounter, 0 mSdLazyCounter, 13370 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s 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, 7.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:57,222 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14193 Valid, 13174 Invalid, 13444 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [74 Valid, 13370 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2024-11-28 05:18:57,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63913 states. [2024-11-28 05:18:57,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63913 to 42758. [2024-11-28 05:18:57,958 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) [2024-11-28 05:18:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42758 states to 42758 states and 62356 transitions. [2024-11-28 05:18:58,028 INFO L78 Accepts]: Start accepts. Automaton has 42758 states and 62356 transitions. Word has length 85 [2024-11-28 05:18:58,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:58,029 INFO L471 AbstractCegarLoop]: Abstraction has 42758 states and 62356 transitions. [2024-11-28 05:18:58,029 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) [2024-11-28 05:18:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 42758 states and 62356 transitions. [2024-11-28 05:18:58,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 05:18:58,039 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:58,039 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] [2024-11-28 05:18:58,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-28 05:18:58,039 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)] === [2024-11-28 05:18:58,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:58,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1829350138, now seen corresponding path program 1 times [2024-11-28 05:18:58,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:58,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747471074] [2024-11-28 05:18:58,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:58,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:58,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:58,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747471074] [2024-11-28 05:18:58,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747471074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:58,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:58,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:18:58,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408816543] [2024-11-28 05:18:58,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:58,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:18:58,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:58,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:18:58,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:18:58,136 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) [2024-11-28 05:18:58,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:58,525 INFO L93 Difference]: Finished difference Result 89625 states and 132009 transitions. [2024-11-28 05:18:58,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:18:58,525 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 [2024-11-28 05:18:58,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:58,578 INFO L225 Difference]: With dead ends: 89625 [2024-11-28 05:18:58,578 INFO L226 Difference]: Without dead ends: 49365 [2024-11-28 05:18:58,600 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:18:58,601 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:58,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2682 Valid, 3913 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:18:58,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49365 states. [2024-11-28 05:18:58,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49365 to 39475. [2024-11-28 05:18:58,985 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) [2024-11-28 05:18:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39475 states to 39475 states and 58085 transitions. [2024-11-28 05:18:59,035 INFO L78 Accepts]: Start accepts. Automaton has 39475 states and 58085 transitions. Word has length 85 [2024-11-28 05:18:59,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:59,036 INFO L471 AbstractCegarLoop]: Abstraction has 39475 states and 58085 transitions. [2024-11-28 05:18:59,036 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) [2024-11-28 05:18:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 39475 states and 58085 transitions. [2024-11-28 05:18:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:18:59,041 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:59,041 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:18:59,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-28 05:18:59,041 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)] === [2024-11-28 05:18:59,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:59,042 INFO L85 PathProgramCache]: Analyzing trace with hash -713571412, now seen corresponding path program 1 times [2024-11-28 05:18:59,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:59,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576055681] [2024-11-28 05:18:59,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:59,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:18:59,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:59,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576055681] [2024-11-28 05:18:59,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576055681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:59,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:59,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:18:59,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062823425] [2024-11-28 05:18:59,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:59,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:18:59,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:59,741 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:18:59,741 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:18:59,741 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) [2024-11-28 05:19:03,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:03,453 INFO L93 Difference]: Finished difference Result 115206 states and 170455 transitions. [2024-11-28 05:19:03,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 05:19:03,453 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-28 05:19:03,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:03,589 INFO L225 Difference]: With dead ends: 115206 [2024-11-28 05:19:03,589 INFO L226 Difference]: Without dead ends: 115040 [2024-11-28 05:19:03,615 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-11-28 05:19:03,616 INFO L435 NwaCegarLoop]: 2691 mSDtfsCounter, 18183 mSDsluCounter, 15991 mSDsCounter, 0 mSdLazyCounter, 2255 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18183 SdHoareTripleChecker+Valid, 18682 SdHoareTripleChecker+Invalid, 2281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 2255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:03,616 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18183 Valid, 18682 Invalid, 2281 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [26 Valid, 2255 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 05:19:03,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115040 states. [2024-11-28 05:19:04,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115040 to 39461. [2024-11-28 05:19:04,492 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) [2024-11-28 05:19:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39461 states to 39461 states and 58067 transitions. [2024-11-28 05:19:04,542 INFO L78 Accepts]: Start accepts. Automaton has 39461 states and 58067 transitions. Word has length 86 [2024-11-28 05:19:04,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:04,543 INFO L471 AbstractCegarLoop]: Abstraction has 39461 states and 58067 transitions. [2024-11-28 05:19:04,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:19:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 39461 states and 58067 transitions. [2024-11-28 05:19:04,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:04,547 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:04,547 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:04,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-28 05:19:04,547 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)] === [2024-11-28 05:19:04,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:04,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1049757054, now seen corresponding path program 1 times [2024-11-28 05:19:04,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:04,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529827630] [2024-11-28 05:19:04,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:04,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:05,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:05,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529827630] [2024-11-28 05:19:05,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529827630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:05,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:05,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:19:05,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095688990] [2024-11-28 05:19:05,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:05,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:19:05,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:05,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:19:05,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:19:05,250 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) [2024-11-28 05:19:08,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:08,519 INFO L93 Difference]: Finished difference Result 114874 states and 170004 transitions. [2024-11-28 05:19:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 05:19:08,519 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-28 05:19:08,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:08,644 INFO L225 Difference]: With dead ends: 114874 [2024-11-28 05:19:08,644 INFO L226 Difference]: Without dead ends: 114718 [2024-11-28 05:19:08,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-11-28 05:19:08,669 INFO L435 NwaCegarLoop]: 2572 mSDtfsCounter, 14982 mSDsluCounter, 12786 mSDsCounter, 0 mSdLazyCounter, 2476 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 2.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:08,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14982 Valid, 15358 Invalid, 2521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 2476 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-28 05:19:08,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114718 states. [2024-11-28 05:19:09,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114718 to 39457. [2024-11-28 05:19:09,498 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) [2024-11-28 05:19:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39457 states to 39457 states and 58062 transitions. [2024-11-28 05:19:09,546 INFO L78 Accepts]: Start accepts. Automaton has 39457 states and 58062 transitions. Word has length 86 [2024-11-28 05:19:09,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:09,547 INFO L471 AbstractCegarLoop]: Abstraction has 39457 states and 58062 transitions. [2024-11-28 05:19:09,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:19:09,547 INFO L276 IsEmpty]: Start isEmpty. Operand 39457 states and 58062 transitions. [2024-11-28 05:19:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:09,551 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:09,551 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:09,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-28 05:19:09,551 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)] === [2024-11-28 05:19:09,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:09,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1441858708, now seen corresponding path program 1 times [2024-11-28 05:19:09,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:09,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283166684] [2024-11-28 05:19:09,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:09,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:10,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:10,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283166684] [2024-11-28 05:19:10,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283166684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:10,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:10,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 05:19:10,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671006704] [2024-11-28 05:19:10,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:10,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:19:10,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:10,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:19:10,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:19:10,420 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) [2024-11-28 05:19:13,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:13,255 INFO L93 Difference]: Finished difference Result 115184 states and 170426 transitions. [2024-11-28 05:19:13,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 05:19:13,255 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2024-11-28 05:19:13,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:13,376 INFO L225 Difference]: With dead ends: 115184 [2024-11-28 05:19:13,377 INFO L226 Difference]: Without dead ends: 115017 [2024-11-28 05:19:13,402 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 [2024-11-28 05:19:13,402 INFO L435 NwaCegarLoop]: 2671 mSDtfsCounter, 17387 mSDsluCounter, 17892 mSDsCounter, 0 mSdLazyCounter, 2453 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:13,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17387 Valid, 20563 Invalid, 2481 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [28 Valid, 2453 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-28 05:19:13,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115017 states. [2024-11-28 05:19:14,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115017 to 39442. [2024-11-28 05:19:14,258 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) [2024-11-28 05:19:14,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39442 states to 39442 states and 58041 transitions. [2024-11-28 05:19:14,307 INFO L78 Accepts]: Start accepts. Automaton has 39442 states and 58041 transitions. Word has length 86 [2024-11-28 05:19:14,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:14,308 INFO L471 AbstractCegarLoop]: Abstraction has 39442 states and 58041 transitions. [2024-11-28 05:19:14,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:19:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 39442 states and 58041 transitions. [2024-11-28 05:19:14,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:14,311 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:14,312 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, 1, 1, 1, 1] [2024-11-28 05:19:14,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-28 05:19:14,312 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)] === [2024-11-28 05:19:14,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:14,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1087524231, now seen corresponding path program 1 times [2024-11-28 05:19:14,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:14,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568554021] [2024-11-28 05:19:14,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:14,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:14,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:14,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568554021] [2024-11-28 05:19:14,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568554021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:14,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:14,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:19:14,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019583241] [2024-11-28 05:19:14,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:14,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:19:14,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:14,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:19:14,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:19:14,733 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) [2024-11-28 05:19:19,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:19,398 INFO L93 Difference]: Finished difference Result 58743 states and 86317 transitions. [2024-11-28 05:19:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:19:19,398 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 [2024-11-28 05:19:19,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:19,456 INFO L225 Difference]: With dead ends: 58743 [2024-11-28 05:19:19,456 INFO L226 Difference]: Without dead ends: 58151 [2024-11-28 05:19:19,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-28 05:19:19,469 INFO L435 NwaCegarLoop]: 1423 mSDtfsCounter, 12551 mSDsluCounter, 5410 mSDsCounter, 0 mSdLazyCounter, 6586 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s 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, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:19,469 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12551 Valid, 6833 Invalid, 6616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 6586 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 05:19:19,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58151 states. [2024-11-28 05:19:20,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58151 to 39440. [2024-11-28 05:19:20,086 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) [2024-11-28 05:19:20,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39440 states to 39440 states and 58038 transitions. [2024-11-28 05:19:20,133 INFO L78 Accepts]: Start accepts. Automaton has 39440 states and 58038 transitions. Word has length 86 [2024-11-28 05:19:20,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:20,134 INFO L471 AbstractCegarLoop]: Abstraction has 39440 states and 58038 transitions. [2024-11-28 05:19:20,134 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) [2024-11-28 05:19:20,134 INFO L276 IsEmpty]: Start isEmpty. Operand 39440 states and 58038 transitions. [2024-11-28 05:19:20,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:20,138 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:20,138 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:20,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-28 05:19:20,138 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)] === [2024-11-28 05:19:20,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:20,139 INFO L85 PathProgramCache]: Analyzing trace with hash -332579317, now seen corresponding path program 1 times [2024-11-28 05:19:20,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:20,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338381521] [2024-11-28 05:19:20,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:20,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:20,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:20,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:20,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338381521] [2024-11-28 05:19:20,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338381521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:20,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:20,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:19:20,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201625119] [2024-11-28 05:19:20,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:20,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:19:20,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:20,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:19:20,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:19:20,446 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) [2024-11-28 05:19:24,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:24,806 INFO L93 Difference]: Finished difference Result 58741 states and 86314 transitions. [2024-11-28 05:19:24,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 05:19:24,807 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 [2024-11-28 05:19:24,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:24,865 INFO L225 Difference]: With dead ends: 58741 [2024-11-28 05:19:24,865 INFO L226 Difference]: Without dead ends: 58149 [2024-11-28 05:19:24,877 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-28 05:19:24,878 INFO L435 NwaCegarLoop]: 1427 mSDtfsCounter, 12543 mSDsluCounter, 5422 mSDsCounter, 0 mSdLazyCounter, 6582 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s 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, 4.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:24,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12543 Valid, 6849 Invalid, 6612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 6582 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-28 05:19:24,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58149 states. [2024-11-28 05:19:25,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58149 to 39438. [2024-11-28 05:19:25,317 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) [2024-11-28 05:19:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39438 states to 39438 states and 58035 transitions. [2024-11-28 05:19:25,366 INFO L78 Accepts]: Start accepts. Automaton has 39438 states and 58035 transitions. Word has length 86 [2024-11-28 05:19:25,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:25,366 INFO L471 AbstractCegarLoop]: Abstraction has 39438 states and 58035 transitions. [2024-11-28 05:19:25,366 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) [2024-11-28 05:19:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 39438 states and 58035 transitions. [2024-11-28 05:19:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:25,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:25,373 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:25,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-28 05:19:25,373 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)] === [2024-11-28 05:19:25,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:25,374 INFO L85 PathProgramCache]: Analyzing trace with hash 301786761, now seen corresponding path program 1 times [2024-11-28 05:19:25,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:25,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612656402] [2024-11-28 05:19:25,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:25,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:25,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:25,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612656402] [2024-11-28 05:19:25,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612656402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:25,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:25,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:19:25,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398491491] [2024-11-28 05:19:25,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:25,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 05:19:25,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:25,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 05:19:25,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:19:25,861 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) [2024-11-28 05:19:29,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:29,567 INFO L93 Difference]: Finished difference Result 50353 states and 73701 transitions. [2024-11-28 05:19:29,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 05:19:29,567 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 [2024-11-28 05:19:29,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:29,616 INFO L225 Difference]: With dead ends: 50353 [2024-11-28 05:19:29,617 INFO L226 Difference]: Without dead ends: 49761 [2024-11-28 05:19:29,628 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 [2024-11-28 05:19:29,628 INFO L435 NwaCegarLoop]: 1421 mSDtfsCounter, 10606 mSDsluCounter, 4446 mSDsCounter, 0 mSdLazyCounter, 5784 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s 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, 3.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:29,628 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10606 Valid, 5867 Invalid, 5815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 5784 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-28 05:19:29,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49761 states. [2024-11-28 05:19:30,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49761 to 39436. [2024-11-28 05:19:30,168 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) [2024-11-28 05:19:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39436 states to 39436 states and 58032 transitions. [2024-11-28 05:19:30,215 INFO L78 Accepts]: Start accepts. Automaton has 39436 states and 58032 transitions. Word has length 86 [2024-11-28 05:19:30,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:30,215 INFO L471 AbstractCegarLoop]: Abstraction has 39436 states and 58032 transitions. [2024-11-28 05:19:30,215 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) [2024-11-28 05:19:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 39436 states and 58032 transitions. [2024-11-28 05:19:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:30,219 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:30,219 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:30,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-28 05:19:30,219 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)] === [2024-11-28 05:19:30,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:30,220 INFO L85 PathProgramCache]: Analyzing trace with hash 901788020, now seen corresponding path program 1 times [2024-11-28 05:19:30,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:30,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193229779] [2024-11-28 05:19:30,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:30,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:30,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:30,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193229779] [2024-11-28 05:19:30,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193229779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:30,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:30,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:19:30,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263038892] [2024-11-28 05:19:30,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:30,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:19:30,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:30,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:19:30,294 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:19:30,294 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) [2024-11-28 05:19:30,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:30,649 INFO L93 Difference]: Finished difference Result 107140 states and 159276 transitions. [2024-11-28 05:19:30,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:19:30,649 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 [2024-11-28 05:19:30,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:30,720 INFO L225 Difference]: With dead ends: 107140 [2024-11-28 05:19:30,720 INFO L226 Difference]: Without dead ends: 71034 [2024-11-28 05:19:30,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:19:30,746 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 [2024-11-28 05:19:30,746 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] [2024-11-28 05:19:30,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71034 states. [2024-11-28 05:19:31,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71034 to 71032. [2024-11-28 05:19:31,541 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) [2024-11-28 05:19:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71032 states to 71032 states and 104213 transitions. [2024-11-28 05:19:31,635 INFO L78 Accepts]: Start accepts. Automaton has 71032 states and 104213 transitions. Word has length 86 [2024-11-28 05:19:31,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:31,635 INFO L471 AbstractCegarLoop]: Abstraction has 71032 states and 104213 transitions. [2024-11-28 05:19:31,635 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) [2024-11-28 05:19:31,635 INFO L276 IsEmpty]: Start isEmpty. Operand 71032 states and 104213 transitions. [2024-11-28 05:19:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:31,638 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:31,638 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:31,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-28 05:19:31,638 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)] === [2024-11-28 05:19:31,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:31,639 INFO L85 PathProgramCache]: Analyzing trace with hash -407874016, now seen corresponding path program 1 times [2024-11-28 05:19:31,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:31,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054957977] [2024-11-28 05:19:31,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:31,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:19:32,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:32,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054957977] [2024-11-28 05:19:32,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054957977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:32,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:19:32,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 05:19:32,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932972549] [2024-11-28 05:19:32,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:32,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:19:32,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:32,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:19:32,008 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:19:32,009 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) [2024-11-28 05:19:37,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:37,860 INFO L93 Difference]: Finished difference Result 91737 states and 133162 transitions. [2024-11-28 05:19:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 05:19:37,860 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 [2024-11-28 05:19:37,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:37,970 INFO L225 Difference]: With dead ends: 91737 [2024-11-28 05:19:37,970 INFO L226 Difference]: Without dead ends: 91436 [2024-11-28 05:19:37,993 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=150, Invalid=402, Unknown=0, NotChecked=0, Total=552 [2024-11-28 05:19:37,993 INFO L435 NwaCegarLoop]: 1398 mSDtfsCounter, 9300 mSDsluCounter, 6461 mSDsCounter, 0 mSdLazyCounter, 8268 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9300 SdHoareTripleChecker+Valid, 7859 SdHoareTripleChecker+Invalid, 8344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 8268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:37,993 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9300 Valid, 7859 Invalid, 8344 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [76 Valid, 8268 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 05:19:38,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91436 states. [2024-11-28 05:19:39,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91436 to 71040. [2024-11-28 05:19:39,296 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) [2024-11-28 05:19:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71040 states to 71040 states and 104224 transitions. [2024-11-28 05:19:39,389 INFO L78 Accepts]: Start accepts. Automaton has 71040 states and 104224 transitions. Word has length 86 [2024-11-28 05:19:39,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:39,389 INFO L471 AbstractCegarLoop]: Abstraction has 71040 states and 104224 transitions. [2024-11-28 05:19:39,389 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) [2024-11-28 05:19:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 71040 states and 104224 transitions. [2024-11-28 05:19:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-28 05:19:39,393 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:39,393 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:39,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-28 05:19:39,393 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)] === [2024-11-28 05:19:39,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:39,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1360928293, now seen corresponding path program 1 times [2024-11-28 05:19:39,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:39,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798617702] [2024-11-28 05:19:39,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:39,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat